This manual is copyrighted by Dynojet Research, Inc., hereafter referred to as Dynojet,
and all rights are reserved. This manual, as well as the software described in it, is
furnished under license and may only be used or copied in accordance with the terms of
such license. This manual is furnished for informational use only, is subject to change
without notice, and should not be construed as a commitment by Dynojet. Dynojet
assumes no responsibility or liability for any error or inaccuracies that may appear in this
manual. Except as permitted by such license, no part of this manual may be reproduced,
stored in a retrieval system, or transmitted, in any form or by any means, electronic,
mechanical, recording, or otherwise, without the prior written permission of Dynojet.
The Dynojet logo is a trademark of Dynojet Research, Inc.
Any trademarks, trade names, service marks, or service names owned or registered by any
other company and used in this guide are the property of their respective companies.
Dynojet Research, Inc., 2191 Mendenhall Drive, North Las Vegas, Nevada 89081, USA.
Thank you for purchasing WinPEP 7, Dynojet’s performance evaluation program.
Dynojet’s software and dynamometers will give you the power to get the maximum
performance from the vehicles you evaluate. Whether you are new to the benefits of a
chassis dynamometer or an experienced performance leader, Dynojet provides you
with professional results.
Document Part Number: 98118103
Version 2
Last Updated: 7-05-06
In this chapter:
Conventions Used In This Manual, page 1-2
Technical Support, page 1-2
Computer Specifications, page 1-3
License Agreement, page 1-3
Registration, page 1-3
Custom Installation, page 1-8
Dynamic Help Files, page 1-9
Removing or Repairing an Installation, page 1-10
Before you begin using WinPEP 7 (Performance Evaluation Program for Windows), be
sure to read this guide for software installation instructions, program features, and
other important information. The Dynojet WinPEP 7 User Guide provides detailed
information about WinPEP 7 features and commands, a theoretical background, and a
hands-on tutorial. This guide is designed to be a reference tool in your everyday work.
CONVENTIONS USED IN THIS MANUAL
The conventions used in this manual are designed to protect both the user and the
equipment.
example of conventiondescription
The Caution icon indicates a potential hazard to the
dynamometer equipment. Follow all procedures
exactly as they are described and use care when
performing all procedures.
The Warning icon indicates potential harm to the
person performing a procedure and/or the
dynamometer equipment.
RECORD
Bold
!
TECHNICAL SUPPORT
For assistance, please contact Dynojet Technical Support at 1-800-992-3525, or write
to Dynojet at 2191 Mendenhall Drive, North Las Vegas, NV 89081.
Visit us on the World Wide Web at www.dynojet.com where Dynojet provides state of
the art technical support, on-line shopping, and press releases about our latest
product lines.
The Record # icon reminds you to record your
#
dynamometer and/or eddy current brake (retarder)
number on the inside cover of this manual.
Highlights items you can select on in the software
interface, including buttons and menus.
Your WinPEP 7 software is dynamometer/drum specific. That means that the precise
drum mass for your individual dynamometer has been calibrated and tied directly to
the WinPEP 7 software that came with your dynamometer. The software will not
record accurate results if it is used with any other dynamometer.
COMPUTER SPECIFICATIONS
You will need to provide a computer system to run the WinPEP software.
WinPEP 7 Specifications
minimum system requirementsrecommended systems requirements
• Microsoft® Windows 2000/XP• Microsoft® Windows 2000/XP
• Pentium 800 MHz Processor• 2.4 GHz Processor or greater
• 256 MB of available RAM• 256 MB of available RAM or greater
•one
Link
• 800 x 600, 256 color monitor (SVGA)• 1280 x 1024 256 color monitor (SVGA) or better
• 1.2 gigabyte hard drive• 1.2 gigabyte hard drive
• 30 MB of available hard-disk space• 100 MB of available hard-disk space
• CD ROM and floppy disk drive• CD ROM and floppy disk drive
• printer, if hard copies are needed• printer (preferably HP DeskJet®)
COM port, two COM ports for Tuning
• one COM port, two COM ports for Tuning Link
LICENSE AGREEMENT
The user license agreement for WinPEP 7 can be found in Appendix C of this manual.
Please read the User License Agreement carefully and be sure you understand and
accept the terms of the agreement.
REGISTRATION
Registering your software helps Dynojet provide technical support and inform you
about new software developments. To register, go to www.winpep.com.
Follow these steps to install WinPEP 7 on your computer.
Note: It is strongly recommended that you exit all other programs before running
this install program.
1Insert the WinPEP 7 CD in your CD-ROM drive. The launch program will run
automatically showing the InstallShield Wizard, see Figure 1-2.
If auto-run is disabled on your computer, click Start on the Windows® task bar,
and click Run. Type D:\setup.exe, where D is the letter that corresponds to your
CD-ROM drive.
2Click Next to continue.
1-4
WinPEP 7 User Guide
Figure 1-2: InstallShield Wizard Window
SPECIFICATIONS AND INSTALLATION
WinPEP 7 Installation
3Carefully read the WinPEP 7 license agreement and click Next to continue.
To install WinPEP 7, you must accept this agreement. If you choose Cancel, the
InstallShield Wizard will close.
Note: Be sure to read and understand the license agreement. A copy of the
license agreement can be found in Appendix C of this manual.
Figure 1-3: Software License Agreement Window
4Select the setup type of installation you prefer and click
details on compact and custom installations, see “Custom Installation” on page 1-8.
Figure 1-4: Setup Type Window
Next
to continue. For
Version 2WinPEP 7 User Guide
1-5
CHAPTER 1
WinPEP 7 Installation
5Select the location where the WinPEP 7 software will be installed and click Next
to continue.
Note: Dynojet recommends that you do not change the default destination
folder.
Figure 1-5: Choose Destination Location Window
6Enter your information and click Next to continue.
Figure 1-6: Shop Information Window
1-6
WinPEP 7 User Guide
SPECIFICATIONS AND INSTALLATION
7Review the settings and click Next to begin copying files.
Figure 1-7: Start Copying Files Window
WinPEP 7 Installation
8Click Finish to complete Setup.
Figure 1-8: InstallShield Wizard Complete Window
The installation is complete. You may now run WinPEP 7 by double-clicking the
program icon installed on your desktop or on your start menu.
Version 2WinPEP 7 User Guide
1-7
CHAPTER 1
WinPEP 7 Installation
CUSTOM INSTALLATION
If you prefer to select which portions of the software are installed, choose Custom
Install from the InstallShield Wizard Setup Type screen (refer to “Setup Type Window”
on page 1-5). When you select Custom you will see the options shown in Figure 1-9.
Use your mouse to select the features you want to install by selecting their boxes so
that they appear checked.
Figure 1-9: Custom Install from InstallShield Setup Type
COMPACT INSTALLATION
The compact installation does not install the Help Files, Utilities, Desktop Shortcut,
Manuals, or Sample Runs.
1-8
WinPEP 7 User Guide
DYNAMIC HELP FILES
When you select the Complete Installation or choose a Custom Installation with the
Manuals feature selected, a subfolder named Root is created within the WinPEP 7
folder. Any legitimate Adobe Portable Document Format (.pdf) file that is copied into
this folder automatically appears listed in your help menu.
When you install WinPEP 7, manuals install that are useful for your type of dyno. For
example, if you are using a motorcycle dyno, when you pick Help
see a listing for Motorcycle Dyno Manuals, but not necessarily for Automotive Dyno
Manuals.
To add your own files to the Manuals list, simply use your desktop My Computer icon
and copy any valid .pdf file into the folder named Root located inside the WinPEP
installation folder.
The directory structure for the help files is shown in Figure 1-10.
SPECIFICATIONS AND INSTALLATION
WinPEP 7 Installation
!
Manuals you will
Figure 1-10: WinPEP 7 Directory Structure for Help Files
Version 2WinPEP 7 User Guide
1-9
CHAPTER 1
WinPEP 7 Installation
REMOVINGOR REPAIRINGAN INSTALLATION
If you have already installed WinPEP and you launch the setup program from the CDRom, the options to Remove/Repair, Remove Application Only, or Remove All will
appear as shown in Figure 1-11. To remove an installation you can also use the Add or
Remove Programs selection from the Control Panel.
Figure 1-11: Using WinPEP Setup Program to Remove or Repair an Installation
1-10
WinPEP 7 User Guide
D
YNO AND
W
IN
PEP B
C HAPTER
2
ASICS
Understanding the theory and layout of your WinPEP software helps you build a solid
foundation upon which you can build advanced skills quickly.
In this chapter:
How Your Dyno Works, page 2-2
Hardware and Software, page 2-2
Theory of Operation, page 2-2
Dyno Electronics, page 2-4
Dyno Electronics Symbols, page 2-5
The Pendant, page 2-6
WinPEP 7 Software Interface, page 2-7
WinPEP 7 Menus, page 2-7
Using WinPEP 7 Help, page 2-8
Searching the User Manual, page 2-9
On-Line Manuals for Your Dyno, page 2-10
Tutorials, page 2-11
WinPEP 7 Dialog Boxes, page 2-12
Setting the User Level, page 2-14
Managing DynoRun Files, page 2-15
Creating a New Folder, page 2-17
Dyno Run Files, page 2-18
Dynojet’s inertia dynamometer (dyno) is a measuring device for recording and
displaying power and torque of an engine. Its method of measurement directly
implements the engineering principles of power and torque. Correction factors assist
in the comparison of these measurements under various test conditions, making
computer hardware (your dyno electronics) and software (WinPEP 7) necessary to
obtain, interpret, and display the data.
HARDWAREAND SOFTWARE
The dynamometer electronics acquire data, from the spinning dyno drum, necessary
for power, torque, and correction factor calculations. This includes air temperature,
absolute barometric pressure, humidity, drum timing, and engine RPM.
During a run, the data is stored in the dyno electronics memory.
After a dyno run is finished, data from the dyno electronics, calibration data, and user
notes are saved to a file on the computer’s hard disk. When you use WinPEP to select
a run, the data is loaded from the hard disk into computer memory. Data from up to
twelve runs can be viewed in WinPEP at once.
The information collected can be used for viewing horsepower and torque graphs.
Data can either be viewed as measured (“uncorrected”) or corrected to standard
atmospheric conditions using WinPEP.
THEORYOF OPERATION
POWER
Power, in mechanical terms, is the ability to accomplish a specified amount of work in
a given amount of time. By definition, one horsepower is equal to applying a 550
pound force through a distance of one foot in one second. In everyday terms, it
would take one HP to raise a 550 pound weight up one foot in one second. So to
measure horsepower, we need to know force (in pounds) and velocity (in feet per
second).
Dynojet’s inertia dynamometer measures power just in this way. The dyno calculates
velocity by measuring the time it takes to rotate the heavy steel drum one turn. The
dyno measures force at the surface of the drum by indirectly measuring the drum’s
acceleration. Acceleration is simply the difference in velocity at the surface of the
drum from one revolution to the next. The force applied to the drum is calculated
from acceleration using Newton’s 2nd law, F=MA, (F)orce equals (M)ass times
(A)cceleration.
Power is coupled to the drum by friction developed between the driving tire of the
vehicle and the knurled steel surface on the drum of the dynamometer.
2-2
WinPEP 7 User Guide
TORQUE
When an object rotates around a point, the object’s speed of rotation depends on
both an applied force and the moment arm. The moment arm is the distance from the
DYNO AND WINPEP BASICS
How Your Dyno Works
point of rotation to where the force is being applied. Torque is the product of the
force and the moment arm. For example think about trying to spin a drum by
wrapping a rope around the drum and then pulling on the rope. If the rope is
wrapped around a drum of one foot radius and pulled with 550 pounds of force, the
resulting torque is 550 foot-pounds.
The torque on the dyno’s drum can be calculated by multiplying the force applied by
the drum’s radius. However, engine torque is not equal to the dyno’s drum torque
because the gearing through the drive train changes the moment arm. The change in
the moment arm is proportional to the ratio of engine speed to drum speed.
Therefore, tachometer readings are necessary to calculate and display engine torque.
CORRECTION FACTORS
The calculation of horsepower, or the accuracy of a Dynojet dynamometer, is not
dependent on the location or conditions during the measurement. The performance
of the internal combustion engine however, is sensitive to atmospheric conditions,
especially air density and air temperature. To compare power measurements taken at
different times or places, it is necessary to compensate for differing atmospheric
conditions.
Correction Factors are used to compensate for different operating conditions while
measuring engine horsepower. The typical correction factor (CF) is calculated based
on the absolute barometric pressure, air temperature and the water content of the air
used for combustion by the engine under test. The correction factor attempts to
predict the engine horsepower if the engine were tested at sea level under standard
pressure and temperature conditions.
Absolute barometric pressure is a measure of how hard the air molecules are being
pushed closer to one another. The unit of measurement is typically inches of mercury
(inches Hg). The more pressure, the more molecules there are in a liter of air and the
more air the engine “gobbles up” during the intake stroke. Absolute barometric
pressure is equal to relative barometric pressure only at sea level. Relative barometric
pressure is reported at airports and by weather barometers. A good approximation for
converting relative barometric pressure to absolute barometric pressure is:
AbsHg = RelHg - (Elev/1000)
Where:
AbsHg is Absolute barometric pressure.
RelHg is Relative barometric pressure.
Elev is test location elevation in feet above sea level.
Humidity is the percentage of a volume of air that is occupied by water vapor. Water
vapor displaces oxygen and reduces the amount of combustion air ingested during
the intake stroke.
Air temperature is the temperature of the air entering the intake system of the engine
under test. In some cases this is ambient air temperature, but in other cases the intake
air is significantly heated by the engine and is different than ambient air. Heat tends to
spread air molecules apart. So as temperature increases, there are less molecules in a
liter of air and less air is swallowed during the intake stroke.
Dynojet’s WinPEP 7 software uses the SAE’s latest correction formula (June 1990).
This formula assumes a mechanical efficiency of 85% and is much more accurate than
earlier formulas at extreme conditions.
The standard dyno electronics package is comprised of four interconnected modules:
moduledescription
CPU ModuleContains a 32-bit processor which acquires data from the
Input/Output ModuleSends and receives data from the dyno and the pendant.
RPM ModuleReceives and processes signals from up to two inductive
Atmospheric Sensing ModuleMeasures absolute pressure, air temperature, and relative
expansion modules and communicates to the main
computer running the WinPEP software. The processor
queries the expansion modules to determine their identity
and capabilities.
This module also contains a buzzer and a light which are
activated when either the vehicle or the dyno speed limit
is approached.
pickups for measurement of engine RPM. Each input has
an automatic gain circuit to compensate for a wide
variance of ignition systems.
humidity. The measurements are used by WinPEP to
correct power and torque measurements to standard
atmospheric conditions according to a DIN, SAE, or other
formula.
system expansion
connector
25-pin socket
9-pin hand
held pendant
inductive pickup
socket
atmospheric
sensing module
RPM module
input/output module
CPU module
power
9-pin RS-232 socket
3-pin power
plug
2-4
WinPEP 7 User Guide
Figure 2-1: Dyno Electronics
DYNO ELECTRONICS SYMBOLS
Symbols on the dyno electronics modules help you understand their function.
A description of the module symbols and functions follows.
symboldescription
DYNO AND WINPEP BASICS
Dyno Electronics
Shows when the module is receiving power.
CPU module: the blue LED is lighted when data from
the modules is being acquired and saved.
Input/Output module: the amber LED flashes
proportionally to the dyno drum rpm.
Atmospheric Sensing module: the flashing amber LED
indicates the module processor is operating properly.
Inputs for both primary and secondary inductive
pickup clips. Either input may be used with a primary
or secondary inductive pickup on a single ended coil.
Both inputs can be used for a wasted spark ignition.
Connects to the 25-pin shielded cable from the
dynamometer.
Connects to the 9-pin pendant cable.
Connects to the 9-pin RS-232 PC serial
communications port.
Connects a synchronization signal to a third party data
acquisition system.
Connects a 12 volt DC power to a third party data
acquisition system.
Connects to a 12 volt DC power supply or battery.
The adjacent LED glows bright green when power is
properly connected.
When this switch is on, power is supplied to all
connected modules.
Amber LED flashes at a steady rate when the power is
on; flashes proportionally to the rpm when an rpm
signal is detected, faster rpm equals faster blinking
rate.
For more information on connecting your dyno electronics, see “Connecting the
Dyno Electronics” on page 3-11.
Version 2WinPEP 7 User Guide
2-5
CHAPTER 2
Dyno Electronics
THE PENDANT
press this buttonto
RedTurn on the emergency brake (apply 100% braking).
GreenMove to the next step in the run loop:
The dyno electronics is equipped with a standard two-button pendant that lets you
control sampling and braking from your vehicle. The pendant works with WinPEP 7;
however, many of WinPEP 7’s newest features can only be controlled using the
keyboard or mouse.
• Start/stop sampling
•Close Graph
• Close special MakeRun dialog boxes
Click and hold to toggle load control on and off
(available only when load control is supported)
WinPEP 7 is designed to be user-friendly and intuitive. Once you understand the basic
layout, it will be easy for you to obtain information efficiently. This section provides a
quick look at standard interface controls, as well as features unique to WinPEP 7.
WinPEP 7 menus and dialog boxes conform to Microsoft Windows® conventions—
with a few enhancements. If you are new to Windows®, consult the documentation
resources provided with your computer for complete information about using Windows®.
The Graph screen is displayed by default when WinPEP 7 opens.
title bar
menus
navigation
toolbar
tree view
WinPEP 7 Software Interface
graph toolbar
list view
axis selection
button
axis channel
label
axis channel
label
graph display
axis channel
label
WINPEP 7 MENUS
There are two types of menus available in WinPEP 7. The menu bar, located across the
top of the screen, and pop-up menus that are available when you right click key areas,
such as: the TreeView, Graph Display, and ListView.
The menu bar displays the five menus available in WinPEP 7: File, Search, Tools,
Display, and Help. Each menu contains groups of related commands. Some
commands will be disabled depending on which screen you are currently in. Many
commands have a keyboard shortcut list after their name. You will learn more about
the menu bar in “The WinPEP 7 Menu Bar” on page 3-17.
WinPEP 7 includes complete documentation in online Help. From the WinPEP 7
menu bar, choose Help to display the Help menu as shown in Figure 2-5. You can also
visit www.winpep.com to find user manuals and technical support.
help menu
enlarged view
showing help
menu
search icon
click item to
browse file
click plus sign (+)
to expand contents
Figure 2-5: Help Menu
Click Help !WinPEP 7 User Guide to show this user manual as a Public Document
Format (.pdf) file that you can browse and search.
Note: To display the manuals, you must have a program capable of displaying
.pdf files installed. Dynojet recommends Adobe Reader 6.0 or higher.
2-8
WinPEP 7 User Guide
Figure 2-6: On-Line User Manual
SEARCHINGTHE USER MANUAL
•Click the Search icon (which looks like a pair of binoculars) to search the on-line
user manual. The search window opens on your screen as shown in Figure 2-7.
DYNO AND WINPEP BASICS
Using WinPEP 7 Help
search icon
enter word or phrase
to search for
click search button
to display results
Figure 2-7: Search the User Manual
• Enter your search in the field below the prompt, “What Word or Phrase Would You
Like to Search For?”
•Click the Search button or press the Enter key. The results of your search will be
displayed as shown in Figure 2-8.
• Click on the items displayed in the right hand column under Results in order to
jump to that section of the manual. Figure 2-8 shows the results when searching for
the phrase “user level”.
search for the
phrase “user level”
new search button
search results: click
on an item to jump
highlighted search
result
Figure 2-8: Search Results
Version 2WinPEP 7 User Guide
to that section of
the manual
2-9
CHAPTER 2
Using WinPEP 7 Help
ON-LINE MANUALSFOR YOUR DYNO
On-line manuals are also available as .pdf files by choosing Help !Manuals and
selecting the manual you would like to view. In addition to the manuals provided by
Dynojet, you can also add your own .pdf files to the directory \WinPEP 7\Root in order
to see your own company manuals displayed on the help menu.
Figure 2-9: On-Line Manuals
2-10
WinPEP 7 User Guide
USINGTHE TUTORIALS
You can watch video tutorials by choosing Help !Tut ori al s and selecting the tutorial
you would like to view. Use the navigation bar in the tutorial to stop, pause, move
forward, or go back at any time during playback.
Many menu items display dialog boxes after you select them. An example is shown in
Figure 2-11. The dialog boxes in WinPEP 7 consist primarily of tabs, fields, drop-down
lists, radio (option) buttons, check boxes, and buttons.
Page Tabs—Many dialog boxes provide multiple functions through tabs. By clicking a
tab icon, you can display different sets of controls.
Fields—A field is a rectangular box for entering a specific value or information. For
example, you can enter the run name in the Next Run Name field shown in Figure 2-
11.
You can use the tab key to highlight the next field in a dialog box and shift+tab to
highlight the previous field.
Drop-down Lists—A drop-down list is a small menu within a dialog box. A dropdown list contains various options for you to choose from. Click on the arrow to
reveal the list.
page tab
tree view
Radio (Option) Buttons—A radio button lets you select options or turn options on
and off. Selecting a radio button may activate other controls and may expand a dialog
box to display more controls.
Check Boxes—A check box lets you turn options on and off. Selecting a check box
may activate other controls and may expand a dialog box to display more controls.
Buttons—A button performs an action. If a button has a bold outline, you can press
Enter when in any field of a dialog box to activate the button, rather than clicking the
button with your mouse. A button may also include a drop-down list that lets you
choose a type of action.
field
radio button
drop-down list
scroll bar
2-12
WinPEP 7 User Guide
button
Figure 2-11: WinPEP 7 Dialog Box Features
Open, Save As Dialog boxes—These dialog boxes are used to open or save files;
they include standard Windows® controls for navigating through disks and folders so
you can locate files, or choose where you want to save files. WinPEP 7 includes
additional areas for previewing graphs, notes, and titles.
browse directories
locate files
DYNO AND WINPEP BASICS
WinPEP 7 Dialog Boxes
graph preview
Figure 2-12: Open Dialog Box
Warning Dialog Box—A warning dialog box alerts you when there is a problem and
often suggests a solution.
Figure 2-13: Warning Dialog Box
POWERTHROUGHKEYBOARDCOMMANDS
As you use WinPEP 7, you will develop your own working style. Maybe you will prefer
to use the mouse and menu commands or you may find that you prefer the quick
access to features provided by keyboard commands. A list of keyboard commands is
available in
WinPEP 7 lets you work in two user levels: Novice and Advanced. To change the user
level click To ol s
WinPEP 7 defaults to Advanced Mode. Dynojet recommends you use Advanced Mode.
Advanced Mode enables all WinPEP 7 features and functions giving you complete
control over the software.
The WinPEP 7 software makes it easy to create and store your dyno run files. Icons
located near the bottom of the screen allow you to manage your folders and files, so
that you can easily retrieve your dyno run results.
The default directory C:\DynoRuns is automatically created when you install the
software, unless you selected to have a different default directory created. The default
C:\DynoRuns directory is automatically mapped and shown with a red folder icon as
shown in Figure 2-15. For more information on using the tree view and managing
files, see “TreeView” on page 3-6.
Sample files that were installed along with your software provide an example of well
organized dyno run files that use folders (also called directories) arranged by the
make and model of the vehicle being dynoed. Using folders makes it easy to find the
information you want and to compare data for different vehicles.
You can double-click on the DynoRuns folder to expand its contents. You should see
the Samples folder listed below the DynoRuns folder as shown in Figure 2-16. To
expand (or shrink) the contents of a folder, double-click on it or pick the adjacent (+)
plus sign.) Figure 2-16 shows a list of folders organized into vehicle makes.
Figure 2-16: Showing the Sample Files
Figure 2-17 shows the contents of the Ford folder expanded. Inside it is a folder for
the Mustang model dynoruns. To display the graph of a dyno run, you can doubleclick on it. Click on the Remove All Runs icon to clear the graph screen.
Remove All Runs
icon
2-16
WinPEP 7 User Guide
Figure 2-17: Graphing a Sample File
CREATINGA NEW FOLDER
You can use the tree view to create new folders to manage your files. To keep your
files organized, put your new folders inside the DynoRuns folder.
A new folder will appear in the treeview below the DynoRuns folder as shown in
Figure 2-18 when you click the New Folder icon. New folders are created inside the
currently selected folder which is shown highlighted.
new folder
DYNO AND WINPEP BASICS
Sample Files
title bar
Figure 2-18: Creating a New Folder
You can replace the text, “New Folder”, by typing the name you would like to have
appear for your folder, such as your customer’s name or the make of the vehicle being
tested and then pressing the Enter key.
The current folder name appears in the title bar as shown in Figure 2-19 so that you
can tell where your dyno run files will be stored.
Creating separate folders for each customer’s dyno runs within a make and model
structure is a good practice. It lets you find the appropriate runs quickly and also
helps you get the most from WinPEP’s ability to automatically increment the run file
names.
Figure 2-19: Title Bar Showing Current Folder Name.
Version 2WinPEP 7 User Guide
2-17
CHAPTER 2
Sample Files
DYNO RUN FILES
The first file you sample is named runfile_001.drf by default. It is stored in the
C:\DynoRuns folder unless you have changed from the default settings.
Figure 2-20 shows Customer1 as the current folder. The open folder icon appears
next to it inside the C:\DynoRuns folder. The new runs are stored in that folder.
File names automatically increment for each successive run.
dyno run file
Figure 2-20: Dyno runs Stored in the Current Folder
2-18
WinPEP 7 User Guide
G
ETTING
S
TARTED
W
ITH
C HAPTER
W
IN
PEP 7
3
This chapter provides the information you need to quickly start using the WinPEP 7
software to view dyno runs and connect and troubleshoot your dyno electronics.
In this chapter:
Using WinPEP 7, page 3-2
Starting WinPEP 7, page 3-2
WinPEP’s Screens, page 3-2
The Graph View Screen, page 3-3
TreeView, page 3-6
ListView, page 3-9
MakeRun and Your Dyno Electronics, page 3-10
Com Port Selection, page 3-10
Connecting the Dyno Electronics, page 3-11
Troubleshooting the Dyno Electronics, page 3-13
Replacing the Fuses, page 3-13
Exploring the MakeRun Screen, page 3-14
Load Template, page 3-16
The WinPEP 7 Menu Bar, page 3-17
File Menu page 3-17
Search Menu, page 3-17
Tools Menu, page 3-18
Display Menu, page 3-19
Help Menu, page 3-20
You can start WInPEP 7 two ways: by double-clicking the desktop icon or by selecting
Start
!
All Programs! WinPEP 7! WinPEP 7.
When WinPEP starts, the Graph View, shown in Figure 3-21 shows by default.
WINPEP’S SCREENS
WinPEP’s two screens are:
•the Graph View screen
• the MakeRun screen.
Icons at the left of the toolbar let you switch from the Graph View screen to the
MakeRun screen.
The Graph View screen is optimized for displaying your dyno runs graphically.
The MakeRun screen lets you connect with your dyno electronics to sample and store
dynoruns. Refer to “Exploring the MakeRun Screen” on page 3-14
Note: The MakeRun screen is only accessible if you are using WinPEP as a dyno
control system. The MakeRun button and the MakeRun screen will not be visible
when the software is used exclusively as a run viewer.
The Graph View contains features that can be accessed from the menu choices at the
top of the Graph window, by clicking on the buttons in the toolbar, or by right
clicking to show options.
title bar
menus
navigation
toolbar
tree view
axis channel
label
graph display
graph toolbar
list view
axis selection
button
axis channel
label
axis
channels
axis channel
label
Figure 3-21: The Graph Screen
screen elementfunction
Title barThe area displaying the name of the screen you are
currently working in, the current run directory, and current
run name.
Menu barThe area containing menu options.
Navigation ToolbarA dockable toolbar that contains shortcuts for moving
between the Graph and MakeRun screens.
Graph ToolbarA dockable toolbar that contains shortcuts to many of the
menu commands and commonly used features.
TreeViewThe area that displays a tree structure for viewing dyno runs
allowing access to the runs from an enhanced Windows
tree format. Right click on the tree to access the tree menu.
The TreeView is only available in Advanced Mode.
ListViewThe area displaying information about the run(s) currently
graphed including the file name, title, date, type, location,
and average gear ratio.
Graph DisplayThe area in which you view the run data in graph format.
Axis Selection ButtonLets you access the axis channels. As you move your cursor
over the axis label, the axis selection button will appear.
Axis Channel LabelDisplays the current channel being graphed.
Axis ChannelsA window that contains all the available channels for that
axis. Available channels may differ depending on the dyno
model and configuration.
Scale Mode DisplayDisplays the current scaling mode, auto (default) or
The Graph toolbar is a collection of buttons allowing quick access to commonly used
graph features.
graph toolbar
Figure 3-22: Location of the Graph Toolbar
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WinPEP 7 User Guide
GETTING STARTED WITH WINPEP 7
A description of the toolbar buttons and functions follows.
press this buttonto
Fill the entire window with the graph.
Display the graph with two vertical axes (normal).
Display the graph with four vertical axes.
Display the graph with six vertical axes.
The correction factor changes the view of the graph
using either SAE, DIN, EEC, JIS, STD, or Uncorrected
correction factors.
Smoothing lets you to show six different levels of
detail in the graph. Level zero shows the most detail
while level five shows the least detail. Level three is
the default setting.
Remove all currently graphed runs displayed in the
ListView.
Exploring the Graph Toolbar
Change the magnification level in the graph display.
Clicking and dragging on the graph selects a zoom
box.
Clicking and dragging on any axis zooms in and out
on that axis only.
Move the graph around inside the window.
Move the vertical cursor or select runs (do not pan or
zoom).
Using a tree structure for viewing dyno runs lets you access your runs from an
enhanced Windows® tree format. The TreeView is only available in Advanced Mode.
tree view
folder
file
Figure 3-1: TreeView
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WinPEP 7 User Guide
GETTING STARTED WITH WINPEP 7
TreeView
Right click the file or folder to view the available options. The menu display depends
on whether you have a folder (directory) or a file (run) selected. A description of
these options are listed below. To see a list of keyboard shortcuts, refer to
Appendix B.
right click
on a file
shortcut menu
Figure 3-2: Right Click to Show File Shortcuts
When a File is Selected
• Load Run — places the selected run file(s) into the ListView for graphing.
• Cut/Copy/Paste — cut removes the selected run file(s) and places them on the
clipboard; copy places the selected run file(s) on the clipboard without removing
them; and paste places the clipboard contents into the selected location.
• Delete — deletes the run file.
• Rename — renames the selected run.
• Renumber — automatically renumbers the runs to fill in gaps in the number
sequence.
• Find Run Files — opens the Search dialog box.
• Refresh — forces WinPEP 7 to re-scan the hard drive and update the TreeView.
for files
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CHAPTER 3
TreeView
WHENA FOLDERIS SELECTED
• New Folder — adds a new folder to store runs in. When you test a new make,
model, or customer’s vehicle, you can create a new folder to store these new runs.
• Cut/Copy/Paste — cut removes the selected run file(s) and places them on the
clipboard; copy places the selected run file(s) on the clipboard without removing
them; and paste places the clipboard contents into the selected location.
• Delete — deletes the selected directory and all of the sub folders and files in that
directory.
Note: Deleting a mapped directory (one that appears with a red folder) will not
delete the real directory. When deleting folders inside a mapped directory (ones
that appear yellow), the real directory and files will be deleted. After selecting to
delete the file, if you do indeed intend to delete them, click Yes at the prompt,
“Are you sure you want to remove the folder and move all of its contents to the
recycle bin?” If you wish to restore the deleted files, locate them in the recycle bin
and restore them.
• Rename — renames the selected directory.
• Renumber — automatically renumbers all runs in the currently selected folder(s)
to fill in gaps in the number sequence.
right click
on a folder
• Map Directory — displays a copy of a local or network directory making your run
files easier to find. Use Map Directory for run file directories you use frequently.
shortcut menu
for folders
Figure 3-3: Right Click to Show Folder Shortcuts
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WinPEP 7 User Guide
COMMONTO BOTH
• Sort Runs By — rearranges the files by date or file name (default).
• Display Details — displays the date and time after the run name.
• Recursive Renumbering — if this option is on, selecting Renumber will renumber
all the run files in all the selected directories and their sub directories. The run files
will be automatically renumbered to eliminate gaps in their number sequence.
The ListView displays information about the run(s) currently graphed including the
file name, title, date, type, location, and average gear ratio. Right click the ListView to
view the available options. A description of these options are listed below.
ListView
run information
list view
Figure 3-4: ListView
• View Run Info — lets you view the information stored in the run file. You can only
make changes to the Run Title, Run Type, and Notes.
• Remove Selected Runs — removes the highlighted run(s) from the list of runs
displayed in the ListView.
• Remove All Runs — removes all of the runs displayed in the ListView.
• Change Line Style — lets you change the line style and colors used for graphing a
dyno run. See “Formatting Graphs” on page 7-2 for more details.
The MakeRun screen is only accessible if you are using WinPEP as a dyno control
system. The WinPEP software’s Graph View screen can be used to view your dyno
runs whether or not you have the dyno electronics connected.
THE DATA7.CFGFILE
When you install WinPEP as a dyno control system, a file named Data7.cfg is created
on your computer. (A file named Data7-2.cfg is created if you have two dyno drums.)
This file stores the specific information about your dyno drum. This file must exist in
the correct location on your computer in order for WinPEP to communicate with your
dyno electronics.
Note: You will not see the MakeRun icon on your screen unless you have your
dyno electronics connected to your computer, turned on and functioning
properly, and the Data7.cfg file in the correct location on your computer.
To display the MakeRun screen, click the MakeRun button on the toolbar or select
Display
appear similar to Figure 3-5.
!
MakeRun Screen from the menu choices. The Make Run Screen should
COM PORT SELECTION
The dyno electronics is connected to a communication (com) port on the back of
your computer. There may be several com ports on your computer and in order for
WinPEP 7 to communicate with the dyno electronics, the program must know which
com port is being used. If you know which com port is being used, you can manually
select the port. Make sure you are in the MakeRun screen then select
To ol s
!
MakeRun Options !Dyno Port and choose the com port. If you do not
know the correct port, use the Find Dyno Electronics feature.
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WinPEP 7 User Guide
CONNECTINGTHE DYNO ELECTRONICS
The “Not Connected” message in the MakeRun Status Bar, shown in Figure 3-5,
indicates the computer is not currently communicating with the dyno electronics.
GETTING STARTED WITH WINPEP 7
MakeRun and Your Dyno Electronics
Figure 3-5: MakeRun Screen with the Dyno Electronics Not Connected
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CHAPTER 3
MakeRun and Your Dyno Electronics
Use the following steps to verify the dyno electronics is properly connected to your
computer and communicating with WinPEP 7.
1Verify the dyno electronics is on and connected to your computer.
2Make sure you are in the MakeRun screen.
3Select Search
WinPEP 7 automatically searches for the dyno electronics.
If WinPEP 7 is unable to find the dyno electronics, a message telling you the dyno
electronics was not found will appear. Verify the dyno electronics is on and
connected to your computer. Have WinPEP 7 search for the dyno electronics
again.
4In our example, the dyno electronics was found. Click OK.
The message, “Clear Area Behind Dyno!” in the Status Bar indicates WinPEP 7 is
connected and ready to proceed.
!
Find Dyno Electronics.
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WinPEP 7 User Guide
Figure 3-6: Dyno Electronics—Connected
TROUBLESHOOTINGTHE DYNO ELECTRONICS
1Close WinPEP 7.
2Verify the serial cable is connected to the dyno electronics. Unplug the cable and
plug it back in.
3Verify the serial cable is connected to the computer. Unplug the cable and plug it
back in.
4Verify the dyno electronics is on and the green power LEDs on all the modules are
illuminated bright and equally.
Note: A dim green light may indicate a blown fuse. Refer to “Replacing the Fuses
in the Dyno Electronics”.
5Launch WinPEP 7.
6Repeat the steps for connecting the dyno electronics.
Note: If you have tried these steps and your dyno electronics is still not
communicating with your computer, verify that the file Data7.cfg exists in your
WinPEP software installation directory.
REPLACINGTHE FUSESINTHE DYNO ELECTRONICS
GETTING STARTED WITH WINPEP 7
MakeRun and Your Dyno Electronics
The CPU module uses two fuses while the other modules use one fuse.
Hazardous voltage. To avoid risk of electrical shock, disconnect all power to
the dyno electronics.
1Gently remove the fuse holder from the back of the module.
2Replace the fuse with a fuse type listed below.
3Firmly replace the fuse holder in the back of the module.
For continued protection against risk of fire, replace only with a fuse of the
same type and having the same electrical rating.
part numberfuse descriptionmodule used with
54210020Fuse, 1/4A, 250V, 5mm x 20mmCPU module
54210300Fuse, 3A, 250V, 5mm x 20mm, FACPU module
54210100Fuse, 1 AMP, 250V, 5mm x 20mmI/O module, RPM module, and
The MakeRun screen contains features that can be accessed from the menu choices at
the top of the MakeRun window, by clicking on the buttons in the toolbar, and even
through your pendant. A description of the functions and displays follows.
title bar
menu bar
navigation
toolbar
MakeRun toolbar
MakeRun screen
load control
set point edit
indicator lights
sampling timer
status bar
Figure 3-7: MakeRun Features
screen elementfunction
Title barThe area displaying the name of the screen you are
currently working in, the current run directory, and
current run name.
Menu barThe area containing drop down menu options.
Navigation ToolbarA dockable toolbar that contains shortcuts for moving
between the Graph and MakeRun screens.
MakeRun ToolbarA dockable toolbar that contains shortcuts to many of the
menu commands and commonly used features.
MakeRun ScreenThe area in which you view the template. Templates allow
the user to save and restore specific views. Each view is a
combination of gauges, bars, trend line graphs, LEDs, and
digital displays. Each of these controls is associated with
one or more data channels.
Load Control Set Point EditThe area in which you manually enter the load control set
point. Use the arrows to increase or decrease the set point
by the current step size on the currently selected gauge or
click on the load control value edit field and enter a
specific value.
Edit the current step size (amount of increase/decrease in
the set point value) in the Gauge Property Editor.
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WinPEP 7 User Guide
GETTING STARTED WITH WINPEP 7
Exploring the MakeRun Screen
screen elementfunction
Status BarThe area that contains run messages and warnings.
Indicator LightsA set of lights which may be illuminated depending on the
current action. For example, when you are sampling, the
green light is illuminated. Green is Sampling, yellow is
Load Control, and red is Brake.
Sampling TimerThe area displaying the duration of the run. The sampling
timer starts when a run is started and stops when the run
is ended.
EXPLORINGTHE MAKERUN TOOLBAR
The MakeRun toolbar is a collection of buttons allowing quick access to commonly
used MakeRun features. A description of the toolbar buttons and functions follows.
press this buttonto
Open the MakeRun Configuration dialog box.
Turn on Gauge editing and open the Gauge toolbar.
Automatically start and stop a run.
Enable Load Testing.
Start/stop sampling. This button corresponds to the
green button on your pendant and Enter on your
keyboard.
Start/stop Load Control. This button may be disabled
if your dyno does not support load control. This
button corresponds to the letter L on your keyboard.
Turn on/off the brake. This button corresponds to the
red button on your pendant and the Spacebar on your
keyboard.
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CHAPTER 3
Exploring the MakeRun Screen
LOADINGA TEMPLATE
You c a n lo ad a template to display gauges you previously saved in a template file. To
learn more about creating your own templates, refer to “Creating and Editing Gauges
(Templates)” on page 6-12. Registered users can also download additional templates
from the internet at http://www.winpep.com/auth/downloads.php. Ask your
salesperson or technician if you need help creating a login name and password.
The following steps describe how to load a template:
1Make sure you are in the MakeRun screen.
2Verify you are connected to the dyno electronics. Refer to “Dyno Electronics” on
page 2-4 for more information.
3Select File
3-8.
4Browse to a directory that contains Gauge Template files (*.tem). WinPEP7
installs with several default templates. The templates are in the WinPEP7 install
directory in a folder called Templates.
5Select a template and click Open. The gauges saved in that template will appear
on the MakeRun screen.
!
Load Template. An Open dialog box will appear as shown in Figure
The WinPEP 7 menu bar is comprised of the file, search, tools, display and help menus.
FILE MENU
Open—lets you browse to any directory containing run files and select files for
viewing. Open is available only in the Graph screen.
The WinPEP 7 Menu Bar
Export Graph. lets you save an image of the current graph to a file. Export Graph is
available only in the Graph screen. The following image formats are supported:
•JPEG, JPG
•BMP
•EMF
•WMF
Export Data—lets you export the data used to construct the graph to a file or a
printer. Export Data is available only in the Graph screen.
Save Template. lets you save the gauges displayed on the MakeRun screen as a
template. Save Template is available only in the MakeRun screen while in Edit Mode.
Load Template. displays a previously saved template of gauges in the MakeRun
screen. Load Template is available only in the MakeRun screen.
Reopen. displays a list of recently viewed run files. Select any run file to display that
run on the graph. Reopen is available only in the Graph screen.
Remove All Runs. removes all runs currently selected on the graph. Remove All Runs
is available only in the Graph screen.
Printer Setup/Print Preview/Print. These commands are only available in the Graph
screen. These commands may be used to preview, edit, and print simple output of the
graph. Note that the Conditions will always be printed. Be sure to set the paper
orientation to landscape in the printer setup. These commands are available only in
the Graph screen.
Joint Photographic Expert Group
Windows Bitmap
Enhanced Metafile
Windows Metafile
Exit. exits WinPEP 7 from both the MakeRun and Graph screens.
SEARCH MENU
Find Run File. opens the WinPEP Search window. This window lets you search for run
files by name, titles containing certain text, and the advanced search lets you
search by dates. This choice is only available when you are in the Graph screen. It
appears grayed-out when you are in the MakeRun screen.
Find Dyno Electronics. searches the available com ports for the dyno electronics. If
the dyno electronics is found, the correct com port is selected. If the dyno
electronics is not found, an error message will appear. Refer to “Connecting the
Dyno Electronics” on page 3-11 for more information on connecting the dyno
electronics. Find Dyno Electronics is available only in the MakeRun screen.
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CHAPTER 3
The WinPEP 7 Menu Bar
TOOLS MENU
Restore All Defaults—restores all settings to default.
MakeRun Options—the different MakeRun options are discussed below. Many of
these options are covered in greater detail later in this guide.
• MakeRun Configuration — displays the MakeRun Configuration dialog box.
• PID Coefficients — displays the PID Coefficients dialog box.
• Torque Cell Calibration — launches the Torque Cell Calibration Wizard. This
• Analog Configuration — displays the Analog Configuration dialog box. Refer
• Dyno Electronics Information — displays information about the dyno
• Edit Mode — lets you modify and add gauges to the MakeRun screen.
• Te m pla t e O p ti o ns — displays the Template Options dialog box used to
• Gauge Configuration — displays the Gauge Configuration dialog box used to
• Dyno Port — lets you select the com (communications) port used to
wizard displays step by step instructions for calibrating the torque cell. Refer
to Appendix A for more information on calibrating the torque cell.
to Appendix D for more information.
electronics.
configure the gauges on the MakeRun screen.
edit all gauges currently displayed on the MakeRun screen.
communicate with the dyno electronics.
Graph Options—Displays a list of the options available while in the Graph screen.
Refer to page 7-5 for more information.
• Mouse Mode — changes the mouse between point, pan, and zoom mode.
• Cursor Options — determines what will be displayed (run name, channel
name) and what font size along with the intersection values.
• Cursor — turns the vertical cursor on and off. The cursor places a vertical line
on the graph that will display the values where the line intersects the graphed
runs.
• Rescale — resets the scale of the graph to standard.
• UnZoom — returns the viewing area to the previous magnification.
• ReZoom — returns the viewing area to the last unzoom magnification.
• Black & White Mode — removes all colors from the graph to help with
printing and faxing graphs.
• Reset Line Styles — resets the styles of the lines used to graph each run to
their defaults.
• Reset Colors — resets the colors of the lines used to graph each run to their
defaults.
• Force Scaling — forces left and right vertical scales to the same value. Some
graph operations will reset this option.
• Auto Scaling — allows the graph to choose an appropriate scale for the data.
Some graph operations will reset this option.
• Snap to Scale — forces left and right vertical scales to whole numbers. Some
graph operations will reset this option.
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WinPEP 7 User Guide
GETTING STARTED WITH WINPEP 7
The WinPEP 7 Menu Bar
• Magnifier Box — magnifies a small area of the graph and displays it in a box.
• Display Negative — When Display Negative is toggled on, all data is
displayed. When off, the data is cut off below zero and only positive data will
be displayed.
• Display — determines what will be displayed on the graph. When printing the
graph, note that the Conditions will always be printed.
• Correction Factor — lets you select the correction factor applied to the data.
• Smoothing — lets you select the level of smoothing to be applied to the data.
• Properties — opens the Graph Options dialog box where you can customize
the graph properties. Refer to page 7-6 for more information.
System Information—Displays information about the computer system.
Drum Information—Displays information about the dynamometer drum(s).
Environment Options—opens the Environment Options dialog box where you can
customize the general WinPEP 7 settings and choose your default units.
• General Tab — lets you change your language, save your current settings,
choose your toolbar size, and choose your user level. Refer to page 2-14 for
more information on user levels.
Show Complete Channel List On Graph — lets you choose to view only the
common channels or all channels. Primarily only applies to 4x4 runs. This
option is applied as runs are added to the graph, any runs already shown on
the graph will not be affected.
Use Advanced RPM Filtering — smooths out RPM signals with minor noise
problems in them. This option is applied as runs are added to the graph, any
runs already shown on the graph will not be affected.
• Default Units Tab — lets you choose a predefined unit setting or you can pick
individual units to suit your specific needs.
DISPLAY MENU
Too l bars—lets you select which toolbars will be displayed.
Graph Screen—lets you navigate to the Graph screen.
MakeRun Screen—lets you navigate to the MakeRun screen.
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CHAPTER 3
The WinPEP 7 Menu Bar
HELP MENU
WinPEP 7 User Guide—
the information in this manual and lets you search and browse the help. Adobe Reader
must be installed in order to view the WinPEP 7 User Guide on-line version. You can
download Adobe Reader at
Manuals—Displays a list of the folders and files inside the WinPEP7\Root directory.
Your computer should have Adobe Reader installed in order to view the manuals.
When you install WinPEP 7, the software installs the manuals that are appropriate for
your dyno. If you have a motorcycle dyno, the motorcycle dyno manuals will be
installed. If you have an automobile dyno, the automobile dynos will install
automatically. You can add your own manuals in .pdf file format into the
WinPEP7\Root folder in order to have them display on this list.
Tutorials—displays a list of video tutorials. Click on a tutorial to view the video.
WInPEP Direct—allows registered users to access WinPEP software information and
updates at www.winpep.com on the Internet.
Dynojet Home Page—accesses product information at www.dynojet.com on the
Internet.
Power Commander Home Page—accesses product information at
www.powercommander.com on the Internet.
About—displays version information for WinPEP 7, Data32.dll, Resource.dll, and
Hardware32.dll.
launches WinPEP 7 on-line help. The on-line help contains all
Dynojet’s advanced engineering delivers the precise horsepower measurements you
need to make quick and accurate evaluations of engine performance and drive train
problems. This chapter describes how to make dyno runs that provide safe, reliable
road testing right in the shop.
In this chapter:
Making a Test Run, page 4-2
Making a Run, page 4-3
Making a Run—Negative Horsepower, page 4-7
Negative Horsepower Test—Drive Train, page 4-8
Negative Horsepower Test—Different Brands of Oil, page 4-9
Your Dynojet dynamometer combined with WinPEP 7 produces consistent, easily
interpretable power graphs. Use the following instructions to ensure repeatable and
accurate measurements.
Note: For detailed information on how to load your vehicle on the dyno, connect
the RPM pickups, and make any pre-run inspections, refer to your dynamometer
installation guide.
MAKINGA TEST RUN
1Start WinPEP 7 and go to the MakeRun screen.
2Verify the vehicle is secured properly.
3Place the vehicle in a low gear and release the dyno brake using the hand held
pendant.
4Slowly accelerate the vehicle to 20 m.p.h.
5Test the tachometer operation.
5aRev the engine. The gauges on the computer screen should be moving. If
the tachometer is moving but not registering the correct RPM values, the
number of degrees of revolution of the crank shaft (the plug fires number) is
incorrect.
5bStop the vehicle, return to the MakeRun Configuration dialog box, and enter
the correct value for plug firing order.
6Press the red brake button to apply 100% braking and slow down the vehicle.
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WinPEP 7 User Guide
Using the vehicle’s rear brake to stop the drum at speeds over 30 m.p.h. can
severely over heat the rear brake parts. Dynojet dynamometers with the
mechanical brake, air brake, or eddy current brake accessory can be used to
slow the vehicle and drum to a full stop at any speed. The vehicle’s brake
should be used in an emergency stop situation only.
7Shut the engine off and put the vehicle in gear (manual transmission) or neutral
(automatic transmission).
8Set the vehicle’s parking brake and leave the dyno brake on.
9Perform a final inspection.
• Verify the drive tire’s alignment on the dyno drums.
• Make any adjustments to the tie-down straps as needed.
• Perform any other safety checks that you deem appropriate to your particular
situation.
You are now ready to make a high speed run on the dyno.
MAKINGA RUN
1Start and warm up the vehicle. To ensure repeatable and accurate measurements,
the engine crank case must be at normal operating temperature.
Note: Skilled operators perform at least three roll-on tests to assure the vehicle is
fully warmed up to operating temperature. All three run graphs should overlay
each other when the vehicle is at the correct temperature.
MAKING A RUN
Making a Run
makerun
configuration
button
When the vehicle is operating the exhaust system will be very hot. To avoid
serious injury or damage, do not touch or allow anything to come in contact
with the exhaust system.
2Verify you are in the MakeRun screen.
3Verify you are connected to the dyno electronics. Refer to “Dyno Electronics” on
page 2-4 for more information.
You can see in Figure 4-1, the message in the status bar, “Clear Area Behind
Dyno!” indicates that the software is communicating with the dyno electronics.
WinPEP 7 will automatically load one of several default templates the first time
you run the software. The last template used will be loaded automatically.
Refer to “Creating and Editing Gauges (Templates)” on page 6-12 for more
information on creating and saving templates.
Figure 4-1: Making a Run—Connected to the Dyno Electronics
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CHAPTER 4
Making a Run
choose a run
directory
4You may change the run directory.
4aClick the MakeRun Configuration button. Refer to Figure 4-1.
4bChoose a run directory.
4cClick OK.
run directory
Figure 4-2: Making a Run—Change Run Directory
5Release the dyno brake and the vehicle’s parking brake (if applicable).
4-4
WinPEP 7 User Guide
MAKING A RUN
Making a Run
6Begin acceleration.
• Standard Transmission—Place the vehicle in first gear and engage the clutch
to start the drum rolling. Shift through gears to fourth and hold the RPM at the
desired point. A good starting RPM is at the lowest RPM where there is little
hesitation when you snap the throttle all the way open or floor the accelerator
(usually around 2000 to 3000 RPM).
• Automatic Transmission—Start the drum(s) rolling and accelerate to ten
m.p.h.
7Push the green sampling button on your pendant to begin sampling.
8Snap the throttle all the way open (or floor the accelerator) and accelerate to
redline.
Note: If you are making a negative horsepower run, skip to “Making a Run—
Negative Horsepower” on page 4-7.
The status bar will show the message, " Sampling...", the run timer will start, and
the green indicator light will be on.
status bar
indicator light
run timer
Figure 4-3: Making a Run—Sampling
9Let off the throttle and press the green sample button to end sampling.
10 Press the red brake button to apply 100% braking and slow down the vehicle.
You can also press the red brake button to automatically end the run and apply
100% braking.
Note: When using Load Control, Dynojet recommends using the brake button to
end the run.
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CHAPTER 4
Making a Run
Using the vehicle’s rear brake to stop the drum at speeds over 30 m.p.h. can
severely overheat the rear brake parts. Dynojet dynamometers with the
mechanical brake, air brake, or eddy current brake accessory can be used to
slow the vehicle and drum to a full stop at any speed. The vehicle’s brake
should be used in an emergency stop situation only.
By default, a graph of your run will appear.
11 To exit the graph window, press the green sample button on your pendant or
click OK on the graph. The run file will be saved in your run directory. The first
run with a particular file name will automatically end in _001
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WinPEP 7 User Guide
Figure 4-4: Making a Run—Graph
12 Repeat these steps to make another run.
Note: The next run will be configured using the previous run information. The
file name will automatically be updated so that successive runs end their file
names with _002, _003, and so forth.
The dynamometer calculates horsepower (positive) by measuring how fast the drums
accelerate. If drum deceleration was measured and graphed, we would be viewing
negative horsepower. In order to show negative values on your graphs you need to
turn this option on.
GRAPHING NEGATIVE VALUES
1Choose To ol s !Graph Options !Properties. You may also right click on the
graph and choose Properties.
The Graph Options dialog box will appear. This dialog box allows you to
customize your graph view.
2Click on the General tab.
3In the View Options area, select Display Negative Values.
4Click OK.
MAKING A RUN
display negative
values
Figure 4-5: Making a Run—Display Negative Values
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CHAPTER 4
Making a Run—Negative Horsepower
NEGATIVE HORSEPOWER TEST—DRIVE TRAIN
Performing the test in this example may exceed some vehicle’s design
specifications. Check with the vehicle manufacturer before performing
negative horsepower tests such as this one. This test could result in severe
damage to your vehicle.
Negative horsepower can measure how much power is absorbed by your drive train
and other parasitic losses (transmission, drive shaft, and tire friction). To graph drive
train loss simply perform a roll-on test.
1Follow steps 1-8 for “Making a Run” on page 4-3.
2At redline, push the clutch in (manual transmission) or put the vehicle in neutral
(automatic transmission). Allow the vehicle to coast to a stop.
3When the drums are no longer, turning press the green sample button.
4View the graph with negative horsepower enabled. This will display a positive and
negative horsepower graph.
The amount of horsepower displayed below zero is how much power is being
absorbed by the drive train at a given speed. Drive train losses can be visualized as the
negative horsepower area of the graph shown in Figure 4-6.
Different brands of oil can be tested using negative horsepower.
1Warm engine and oil.
2Perform a roll-on test using the first brand of oil.
3At redline, turn the ignition key off but leave the throttle wide open.
4Let the vehicle coast to about 30 m.p.h. and press the green sample button.
5When the drums stop rotating, press the green sample button again.
6Change the oil and repeat the test above.
Compare the two graphs together. With negative horsepower enabled, look at the
values below zero. These values will indicate which brand of oil has less friction.
MAKING A RUN
Making a Run—Negative Horsepower
Version 2WinPEP 7 User Guide
4-9
G
RAPHING
C HAPTER
5
A R
UN
WinPEP 7 corrects for atmospheric conditions and automatically adjusts power curves
for different weather conditions producing consistent power graphs. This unique
feature is just another example of Dynojet’s common sense approach to precision and
diagnostics.
In this chapter:
Graphing a Run, page 5-2
Printing, page 5-5
Printing a Graph, page 5-5
Setting Printer Properties, page 5-5
Changing the Text Printed At the Top (or Bottom) of the Graph, page 5-5
For more information about Graph functions and displays refer to “Exploring the
Graph View Screen” on page 3-3.
1Select File
2Browse the directory and select a run file. You may also select multiple run files.
Run Files — Run files created in WinPEP 7 will have one of the three run file
extensions listed below. This is new to WinPEP 7. Runs created in previous
versions of WinPEP have a run extension of .xxx where xxx is the number of the
run. Runs created in previous versions of WinPEP or PEP can be displayed in
WinPEP 7.
!
Open.
browse
directories
run file
•.drf
•.dlf
•.dsf
A preview of the graph will appear. The graph preview is configurable but not
required to open the run file.
3Click on any of the three axis channel labels and choose an option from the list.
Note: Available channels may differ depending on your dyno model and
configuration.
4Once you have found the run and configured the graph preview (optional),
click Open.
standard run file extension
a run file where load control is on and load is
active
a run file containing step testing
graph preview
5-2
WinPEP 7 User Guide
axis channel
options
Figure 5-1: Graph Screen—Open Dialog Box
GRAPHING A RUN
Graphing a Run
The run information is displayed in the ListView along with a graph of the run.
Note: Up to twelve runs can be displayed.
run information
graphed run
list view
axis channel labels
Figure 5-2: Graph Screen—Run Loaded
Once the run is graphed, you can configure the graph using the axis selection
buttons. As you move your cursor over the axis channel label, the axis selection
button will appear.
5Click on any of the three axis channel labels and choose an option from the list.
axis selection
button
axis channel
label
axis channel
options
Figure 5-3: Graph Screen—Axis Channels
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5-3
CHAPTER 5
Graphing a Run
6Right click anywhere on the graph for a list of graph options. Refer to “Graph
Options” on page 7-5 for more detailed information.
7To remove a run from the ListView, right click on the run and choose Remove
Selected Run(s) or select the run and press Delete.
In WinPEP 7, you can preview your graph before it prints, set printer options, and
print your graph.
PRINTINGA GRAPH
1Select File !Print.
2Click OK.
This will send the current graph to the default printer.
Click Cancel to abort the print and return to the Graph screen.
SETTING PRINTER PROPERTIES
1Click File !Print.
2Click Properties.
3In the Properties dialog box, set any properties.
CHANGINGTHE TEXT PRINTED ATTHE TOP (OR BOTTOM) OFTHE GRAPH
GRAPHING A RUN
Printing
edit top title
edit bottom title
The Graph Options Properties dialog box is available only in Advanced mode.
1Select Too ls
2Click the Customize tab.
3Edit the Top Title or Bottom Title.
!
Graph Options !Properties.
Figure 5-5: Printing a Graph—Edit the Top or Bottom Title
Version 2WinPEP 7 User Guide
5-5
CHAPTER 5
Printing
PREVIEWING PRINT JOBS
You can preview the graph to show how the graph will appear on paper. For a
detailed view, you can zoom in on an area and pan the image when zoomed. You can
also move or size any of the print components such as the graph, titles, logos, and
notes.
1Select File
2Click Options and enable any of the following options:
• Show Logo 1/Show Logo 2 — lets you choose which logo will appear.
• Set Logo 1/Set Logo 2 — lets you choose the logo to print with the graph.
• Show Graph — prints the graph on the first page.
• Show Notes Page 1 — prints the notes for that graph on the first page. The
first time you choose this option, you may need to move the notes to the
bottom of the page so they do not cover any part of the graph.
• Show Notes Page 2 — prints the notes for that graph on the second page.
• Select Run Information — allows you to toggle the following options on or
off: Show Max Values, Show Title, and Show Notes.
• Organize — arranges the print components and adjusts spacing and sizing to
fit everything on the page.
• Restore Defaults — returns the print options to their default settings.
• Printer Options — lets you set any printer properties.
3Click Print to return to the printer properties window or Close to return to the
Graph screen.
!
Print Preview.
logo
options
notes
Figure 5-6: Printing a Graph—Print Preview
5-6
WinPEP 7 User Guide
A
DVANCED
M
AKERUN
C HAPTER
6
F
EATURES
Advanced features of the MakeRun screen allow you to customize the way the
information is sampled and displayed for your dyno runs.
1Make sure you are in the MakeRun screen.
2Verify you are connected to the dyno electronics. Refer to “Connecting the Dyno
Electronics” on page 3-11 for more information.
3Click the MakeRun Configuration button.
4Click the Run Information tab.
5Use the TreeView to browse to the directory where you want to save your run.
6Enter the name of your next run and enter a brief description in the Title field.
WinPEP 7 will automatically add the next run number to the end of the run name.
7Make any additional changes to the run information. A description of the different
fields follows.
8Click OK when done.
9Notice the gauges change to reflect the new run information.
run information tab
current run directory
enter run name
directory
tree view
enter title
you can create one
custom run type by
overtyping this value
Figure 6-7: MakeRun Configuration—Run Information
Next Run Name—Enter the name of the run. This name will appear on the printed
graph.
Run Title—Enter a description of the run.
Tac h Re dl in e—The RPM redline. While in Novice Mode, all RPM gauges will
automatically configure to the value entered here. Advanced Mode contains an option
to turn off auto configure.
6-2
WinPEP 7 User Guide
ADVANCED MAKERUN FEATURES
Edit Run Information
Tire Speed Rating—The maximum safe speed for the tire’s rating and condition. Tire
speed is limited by the max design speed (maximum safe speed of the dynamometer).
If you enter a value greater than the max design speed, the tire speed rating will
change to the max design speed. While in Novice Mode, all Speed gauges will
automatically configure to the value entered here. Enter the tire speed rating in mph.
(the units may vary depending on your environment options) as follows:
• non-rated - 93 mph
• S - 112 mph
• H - 130 mph
• V - 150 mph
• Z - 150 mph and higher
Plug Fires Every—This is the number of degrees the crank rotates between RPM
triggers. This value affects the values displayed on the RPM gauge. Make sure your
plug fires value is configured correctly. If your plug fires value is incorrect, the RPM
gauge values will not match the actual RPM of your vehicle.
• Every Other Revolution = 720 degrees
• Every Revolution = 360 degrees
• Twice Every Revolution = 180 degrees
• Four Times Every Revolution = 90 degrees
For example, consider a bike with a four cylinder four-stroke with two coils. It
fires both coils once per revolution (wasted spark on exhaust stroke). Degrees
between plug fires = 360.
If you do not know the number of degrees to enter, just leave it at its default (360
degrees). Compare the vehicle RPM gauge with the RPM gauge on the screen and
verify they match; change your plug fires selection until they match.
Altitude—Enter the current altitude. The altitude is not used by WinPEP 7, but is for
informational purposes only.
Run Type—Choose the type of run you are making. The type does not affect the run
in any way; it is only meant to be another way of keeping notes. You can add one
custom value by typing it in the Type input box shown in Figure 9.
• RO - Roll On
•AG - All Gears
•FA - Fast Acceleration
•NG - Negative
• LC - Load Control
Air Fuel Heater—Turn th e Air/Fuel Heater on and off. The heater must be on for the
sensor to function.
Air/Fuel Type—Select from gasoline or methanol alcohol (alcohol) fuel types. This
option is only available if you have purchased the Air/Fuel module.
Real Time Weather—Monitor real time weather values from the dyno electronics.
Relative Humidity, Intake Air Temperature, and Absolute Pressure are measured and
saved. These measurements are used to correct power and torque for atmospheric
conditions according to an SAE, DIN, JIS, EEC, or STD formula.
Run Notes—Enter any notes or information to save with the next run.
Run Options lets you further customize the MakeRun environment and provides tools
that can be used to simplify the MakeRun process.
1Make sure you are in the MakeRun screen.
2Verify you are connected to the dyno electronics. Refer to “Connecting the Dyno
Electronics” on page 3-11 for more information.
3Click the MakeRun Configuration button.
4Click the Run Options tab.
5Enable or disable any of the Run Options. A description of the run options
follows.
6Click OK when done.
6-4
WinPEP 7 User Guide
Figure 6-8: MakeRun Configuration—Run Options
Graph Options—contains several options for configuring the graph.
• Max Runs Displayed — lets you specify the number of runs displayed on the
MakeRun graph.
• Graph Data Following Run — determines if the graph is displayed after the
run. If you do not want to view the graph, turn this option off.
• Hold Baseline — When this option is checked, the first run made will remain
the first in the list of runs on the MakeRun graph. It will remain the baseline
for the entire run session.
ADVANCED MAKERUN FEATURES
Run Options
Configuration Options—automatically takes care of setting different parameters to
speed up the configuration process.
• Apply Settings to Gauges — Several of the settings entered on the Run
Information screen are most likely intended to correspond with settings on
the gauges. For example, if the tachometer redline is 13,000 RPM, most users
would like the RPM gauges to display the same redline. If Apply Settings is
turned on, when the MakeRun Configuration dialog is closed, the settings
entered on the Run Information screen will be applied to the gauges.
• Default Run Name — The next run is automatically configured using the
newest run in the current run directory. However, if no runs are found in the
current run directory, the next run is configured using default information. In
this case, Default Run Name is the name given to the next run.
• Default Run Altitude — The next run altitude is automatically configured
using the current altitude in the directory. However, if no run altitude
information is found in the current run directory, the next altitude is
configured using default information.
• Default Redline — The next redline is automatically configured using the
current redline information in the directory. However, if no redline
information is found in the current run directory, the next redline is
configured using default information.
• Enable Differential Speed Warning — Warns when the dyno drums are
rotating at speeds that differ by more than the threshold value set for the
allowable speed differential.
• Speed Differential — Allows you to set the threshold value for the
Differential Speed Warning.
Control Run—turn off Load Control when run starts and automatically start sampling
and end sampling based on the current speed or engine speed.
• Turn Off Load Control When Run Starts—Select this option to automatically
turn off Load Control when the run starts. When this feature is off, Load
Control will remain on during the run and the Status Bar on the MakeRun
screen will flash “Sampling. . .” and “Load Control On” alternately.
• Automatically Start/Stop Run — Check or uncheck this option to turn Auto
Start/Stop on or off. Outside the MakeRun Configuration dialog, you can also
use the Stoplight button on the toolbar. Refer to “Using Auto Start/Stop”
on page 6-9 for more information.
• Available Channels — Select which channel (speed or engine speed) you
would like to use for Auto Start/Stop.
• Start/Stop Values — The values used by Auto Start/Stop to automatically start
and stop sampling.
Version 2WinPEP 7 User Guide
6-5
CHAPTER 6
Run Options
Load Testing—turn on load testing and configure the parameters for step, sweep, or
custom testing.
• Enable Load Testing—turn on or off load testing. Checking this box is the
same as clicking the Enable Load Testing button.
• Load Test—select the type of load test you wish to perform: step, sweep, or
custom.
Step Testing
• Step Channel—select which channel (speed or engine speed) you would
like to use for step testing.
• Step Size—the size of the step (for example: five m.p.h.).
• Start Value—the start value for the test (for example: 40 m.p.h.).
• Hold—the value the step will hold for (for example: five seconds).
6-6
WinPEP 7 User Guide
Figure 6-9: Load Testing—Step Test
ADVANCED MAKERUN FEATURES
Run Options
Sweep Testing
• Sweep Value—the amount or percentage of braking (load) to be applied
throughout the sweep test.
Figure 6-10: Load Testing—Sweep Test
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CHAPTER 6
Run Options
Custom Load Testing
• X-Channel—select from speed, engine speed, or time.
• Y Channel—select from speed, engine speed, cell torque, SS torque, or %
braking.
• Input Cells—enter values for your custom step test into the input cells.
The X channel value controls the Y channel value.
• Graph area—displays the custom step test channels and values.
• Open, Save As and Clear All icons—use these icons to open, save, and
clear custom loads.
6-8
WinPEP 7 User Guide
Figure 6-11: Load Testing—Custom Test
USING AUTO START/STOP
1Make sure you are in the MakeRun screen.
2Verify you are connected to the dyno electronics. Refer to “Connecting the Dyno
Electronics” on page 3-11 for more information.
3Click the MakeRun Configuration button.
4Click the Run Options tab.
5Select Automatically Start/Stop Run.
6Choose one of the available channels, Engine Speed or Speed.
7Enter the Start and Stop values.
8Click OK.
9Get your vehicle running and up to speed.
10 If you did not turn Auto Start/Stop on in step 5, you will need to do one of the
following:
•click the Stoplight button
• start and stop your run by pressing the green button on your pendant instead
of using Auto Start/Stop.
11 Accelerate to the start value and sampling will begin.
12 Continue to accelerate to the stop value to end sampling.
13 Slow down or use the emergency brake to drop below the start value to begin the
Expansion Systems allows you to view live data and graph data from other sources in
the WinPEP software. Enable a system by selecting the box next to the system name.
Selected systems will be connected to and included in the MakeRun screen and in the
data files for later viewing. The Configure button will be enabled if the system allows
further configuration.
1Verify you are in the MakeRun screen.
2Verify you are connected to the dyno electronics. Refer to “Connecting the Dyno
Electronics” on page 3-11 for more information.
3Click the MakeRun Configuration button.
4Click the Expansion Systems tab.
5Enable or disable any of the expansion systems. A description of the expansion
systems follows.
6If enabled, click the Configure button and make any changes needed.
7Click OK when done.
expansion system
configure button
Figure 6-12: MakeRun Configuration—Expansion Systems
Expansions systems allow you to acquire data from sources other than your dyno.
Expansion system data channels have an asterisk (*) in front of the channel name.
Data channels without an asterisk (*) in front of their names are information from
your dyno.
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WinPEP 7 User Guide
DYNOJETEXPANSIONSYSTEMS
Advanced Breakout Board—Extended braking features can be configured through
use of the advanced breakout board. Appendix E provides more detail about
configuring the advanced breakout board.
Power Commander III USB—Collects data from a connected Power Commander III
USB. View channels available on the Power Commander III USB directly in the
MakeRun screen. Data is collected when a run is made and is available in the axis
selection list for graphing.
Note: The WinPEP software is unable to configure the Power Commander III
USB. Specific options in the connected power commander can only be configured
by using the Power Commander Control Center.
Wideband Commander—Collects data from a connected Dynojet Wideband
Commander. View channels available on the Dynojet Wideband Commander directly
in the MakeRun screen. Configure the analog 1 and analog 2 channels using the
Dynojet Wideband Commander software. Once the channels are configured, copy the
analog1.ana and analog2.ana files to your WinPEP directory. WinPEP will use these
files to configure the analog channels when viewed in WinPEP.
ADVANCED MAKERUN FEATURES
Expansion Systems
Note: The Wideband Commander selection will be disabled if you do not have an
Air/Fuel module added to your dyno electronics.
Dynojet Data Link Module (DJ-DLM)—Collects data from a connected Dynojet Data
Link Module. Configure the data channels using the configure button. The Prefix *H_
indicates data channels that are available from the Dynojet Data Link Module. See
Appendix F for more information.
SUPPORTED SYSTEMS
DiabloSport Predator—Collects data from a connected DiabloSport Predator. View
the selected PID’s in the MakeRun screen. Press the Configure button to select the
PID’s and configure the com port DiabloSport is using. Refer to Appendix G for more
detailed information.
The gauges displayed on the MakeRun screen are completely configurable. New
gauges can be added to the screen, and existing gauges can be modified or deleted.
These screens can then be saved as templates and used for future runs.
1Verify you are in Advanced Mode. Refer to page 2-14 for more information.
2If you are not already there, go to the MakeRun screen. The last template used is
automatically loaded.
3Verify you are connected to the dyno electronics. Refer to “Connecting the Dyno
Electronics” on page 3-11 for more information.
4Click the Edit Mode button. You cannot edit gauges unless you are in Edit
Mode.
The gauge toolbar will appear.
5Click the Clear Gauges button to clear all gauges and start with a clean
screen.
All the gauges are removed except the logo. The logo cannot be removed;
however, the logo can be moved around the screen area.
edit mode
gauge toolbar
Figure 6-13: Edit Gauges—Edit Mode
6-12
WinPEP 7 User Guide
EXPLORINGTHE GAUGE TOOLBAR
The Gauge toolbar is a collection of buttons used to create gauges and displays. A
description of the toolbar buttons and functions follows.
press this buttonto
ADVANCED MAKERUN FEATURES
Select and transform gauges.
Create a round gauge.
Create a
Create a vertical bar gauge.
half gauge.
Creating and Editing Gauges (Templates)
Create a
Create a vertical multi bar gauge.
Create a horizontal multi bar gauge.
Create a digital display.
Create a trend graph.
Create an LED display.
Create a label.
Clear all gauges from the MakeRun screen.
horizontal bar gauge.
Version 2WinPEP 7 User Guide
6-13
CHAPTER 6
Creating and Editing Gauges (Templates)
ADDINGA ROUND GAUGE
The Round, Half, Vertical, and Horizontal gauges are all single channel gauges. Use
the following instructions to add and edit these gauges.
1Click the Round Gauge button.
2Click and drag, holding the mouse button down as you do so, on the MakeRun
screen until the dotted box is the desired size. Release the mouse and the gauge
will appear.
3Resize and move gauge to new location.
3aClick on the gauge. A blue selection ring and white sizing handles will
appear.
3bMove the cursor over the sizing handle. The cursor will change to a sizing
tool. With this tool showing, click and drag, holding the mouse button down
as you do so, to resize the gauge.
3cMove the cursor over the blue selection ring. Click and drag, holding the
mouse button down as you do so, to reposition the gauge.
selection ring
sizing handle
Figure 6-14: Edit Gauges—Move and Size Gauge
6-14
WinPEP 7 User Guide
ADVANCED MAKERUN FEATURES
Creating and Editing Gauges (Templates)
4Edit the gauge properties.
Each type of gauge has a slightly different dialog box, but most share the same
properties.
4aRight click on the gauge and choose Gauge Properties.
The Gauge Property Editor dialog box will appear.
4bSelect a Data Channel from the drop down list.
Data Channel is probably the most important property. Data Channel
determines which channel the gauge is linked to (such as speed and RPM).
The Data Channel selected automatically appears in the Upper Title and on
the gauge.
Note: You must be connected to the dyno electronics for the list of channels
to be available.
Note: The channels in the list will differ depending on the modules in the
dyno electronics. For example, Air/Fuel will not appear in the list if you do
not have an Air Fuel Module.
4cThe upper title is set automatically when Use Default Titles on Gauges is
selected. Refer to page 6-19 for more information.
The lower title is set automatically when Display Units on Gauges is
selected. Refer to page 6-19 for more information.
Do not change these titles if you want them to change automatically when
language and units are changed.
4dMove the Digital Display slide bar to change the digital display size on the
gauge.
Notice how the display changed on the gauge.
4eClick OK to enter these changes or click Cancel to abort the changes and
return to the MakeRun screen.
upper title
lower title
digital display
Figure 6-15: Edit Gauges—Gauge Property Editor
Version 2WinPEP 7 User Guide
data channel
drop down list
digital display
slide bar
6-15
CHAPTER 6
Creating and Editing Gauges (Templates)
ADDINGA MULTI BAR GAUGE
The Vertical Multi Bar, Horizontal Multi Bar, and Trend gauges are all multiple
channel gauges. Use the following instructions to add and edit these gauges.
1Click the Tre n d Gr a ph button.
2Click and drag, holding the mouse button down as you do so, on the MakeRun
screen until the dotted box is the desired size. Release the mouse and the gauge
will appear.
3Resize and move the gauge to a new location.
3aClick on the graph. A blue selection ring and white sizing handles will
appear.
3bMove the cursor over the sizing handle. The cursor will change to a sizing
tool. With this tool showing, click and drag, holding the mouse button down
as you do so, to resize the gauge.
3cMove the cursor over the blue selection ring. Click and drag, holding the
mouse button down as you do so, to reposition the graph.
trend graph
button
white sizing
handle
blue selection
ring
Figure 6-16: Edit Gauges—Adding a Trend Gauge
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WinPEP 7 User Guide
ADVANCED MAKERUN FEATURES
Creating and Editing Gauges (Templates)
4Edit the properties.
The multiple channel gauges and graphs have additional properties the single
channel gauges do not.
4aRight click on the graph and choose Properties.
The Trend Graph Property Editor dialog box will appear.
4bSelect the different Data Channels to be displayed from the drop down lists.
The trend graph can display up to twenty different data channels.
4cSelect the number of data channels to be displayed on the trend graph from
the Number of Bars drop down list. The number you choose here will
determine how many of the data channels will be displayed on the gauge.
4dYou may edit the Primary Title to be displayed on the graph.
4eThe Secondary Titles are set automatically when Use Default Titles on
Gauges or Display Units on Gauges is selected. Refer to page 6-19 for more
information.
Do not change the lower title if you want these titles to change automatically
The MakeRun Template Options dialog box lets you configure the gauges displayed
on the MakeRun screen. The template options are available in both Novice and
Advanced mode.
1Make sure you are in the MakeRun screen.
2Select Too ls
template options follows.
!
MakeRun Options !Template Options. A description of the
Exploring Template Options
Figure 6-19: Template Options
Use Default Titles on Gauges—automatically loads and displays the default title for
each gauge channel. If this feature is on, the titles on the gauges can not be manually
edited.
Display Units on Gauges—automatically loads and displays the default units for each
gauge channel. If a gauge does not have a separate title for the units, the units are
displayed to the left or the right of the gauge title. If this feature is on, the titles on the
gauges can not be manually edited.
• Align Left — displays units on the left side of the gauge title.
• Align Right — displays units on the right side of the gauge title.
Note: Default titles and units are only available when the program is connected to
the dyno electronics.
Default Gauge Font—applies the font to a gauge when it is created or added to the
MakeRun screen.
• Apply Font to Current Gauges — The default font is only used when gauges
are created. To apply the font to the current gauges, check the apply option
and click the Apply or OK button.
Version 2WinPEP 7 User Guide
6-19
CHAPTER 6
Exploring Template Options
LOADINGA TEMPLATE
Loading a Gauge Template will display the gauges saved in that file on the MakeRun
screen. Registered users can download templates from the internet at
http://www.winpep.com/auth/downloads.php. Ask your salesperson or technician if
you need help creating a login name and password.
1Make sure you are in the MakeRun screen.
2Verify you are connected to the dyno electronics. Refer to “Connecting the Dyno
Electronics” on page 3-11 for more information.
3Select File
4Browse to a directory that contains Gauge Template files (*.tem). WinPEP7 installs
with several default templates. The templates are in the WinPEP7 install directory
in a folder called Templates.
5Select a template and click Open. The gauges saved in that template will appear
on the MakeRun screen.
SAVINGA TEMPLATE
The gauges displayed on the MakeRun screen can be saved as a gauge template.
!
Load Template. An Open dialog box will appear.
1Choose File
2Type in the name of your new template and click Save.
Load Control is a way for you to apply consistent braking (or load) to the
dynamometer. Load Control is often used to simulate a load on the vehicle, such as
climbing a hill.
Note: Load Control is not always available. Load Control will be disabled if your
brakes are configured for digital braking. A yellow triangular icon signifies a load
control channel.
1If not already there, switch to the MakeRun screen.
2Verify you are connected to the dyno electronics. Refer to “Connecting the Dyno
Electronics” on page 3-11.
3Choose File
4Browse to the templates folder, select a template, and click Open.
5Select a valid gauge.
Load Control requires a valid gauge with a valid channel. A valid gauge displays
only one channel such as the Round, Half, Vertical Bar, and Horizontal Bar
gauges. Gauges that display multiple channels cannot be used.
• The valid channels include: Engine Speed (RPM), Speed, %Braking, SS Torque,
and Cell Torque. The advanced breakout board adds the channels, Speed2,
Cell Torque2, and Brake 2.
• A white selection ring will appear around the valid load control gauge. If the
gauge selected is not a valid gauge and channel, the selection ring will not
appear.
• The white marker points to the current load control set point. The white
marker will not appear if you are in Edit Mode.
6Change the load control set point by clicking on the gauge to move the load
control marker to the new set point.
This set point is also displayed in the Load Control Value Edit. You can change the
load control set point by using the up and down arrows on the Load Control
Value Edit. Refer to Figure 6-20.
!
Load Template.
Load Control
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CHAPTER 6
Load Control
load control set
point marker
7Click the Load Control button to turn on Load Control. You can also use
the letter L on your keyboard.
The yellow indicator light will be on when Load Control is on.
As you approach the Load Control set point, the brake will begin to apply. If you
wish to collect data while in Load Control, you may start sampling.
Note: Load Control will automatically turn off when the run starts if the “Turn Off
Load Control When Run Starts” option is selected. When this feature is off, Load
Control will remain on during the run and the Status Bar on the MakeRun screen
will flash “Sampling. . .” and “Load Control On” alternately. Refer to page 6-5 for
more information.
8Turn off Load Control by clicking the Load Control button.
Note: When ending a run with Load Control on, Dynojet recommends using the
brake (red button on your pendant).
Selecting the MakeRun options from the Tools menu expands new menu selections.
They are shown below in the order that they appear on the menu.
MAKERUN CONFIGURATION
Select Too ls !MakeRun Options !MakeRun Configuration to open the MakeRun
Configuration dialog box. You can also click the MakeRun Configuration
button. Refer to page 6-2 and page 6-4 for more information.
PID COEFFICIENTS
PID Coefficients are used to control the responsiveness of both the eddy current
brake and the proportional air brake. You can manually adjust the coefficients,
however, Dynojet recommends using the default values.
Select Too ls
!
MakeRun Options !PID Coefficients
MakeRun Options
Figure 6-21: PID Coefficients
Version 2WinPEP 7 User Guide
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CHAPTER 6
MakeRun Options
TORQUE CELL CALIBRATION
Select Too ls !MakeRun Options !Torque Cell Calibration to begin Torque Cell
Calibration. Refer to Appendix A for more information.
Figure 6-22: Torque Cell Calibration
ANALOG CONFIGURATION
Select Too ls !MakeRun Options !Analog Configuration to open the Analog
Configuration dialog box. Refer to Appendix D for more detailed information.
Figure 6-23: Analog Configuration
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WinPEP 7 User Guide
DYNO ELECTRONICS INFORMATION
The Dyno Electronics Information window lets you view the dyno electronics related
information.
Select Too ls
!
MakeRun Options !Dyno Electronics Information.
ADVANCED MAKERUN FEATURES
MakeRun Options
EDIT MODE
Select Too ls !MakeRun Options !Edit Mode or click the Edit Mode button
to enter Edit Mode and bring up the Gauge toolbar. Refer to page 6-12 for more
information.
TEMPLATE OPTIONS
Select Too ls !MakeRun Options !Template Options to open the MakeRun
Template Options dialog box. Refer to page 6-19 for more information.
Figure 6-24: Dyno Electronics Information
Figure 6-25: Template Options
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CHAPTER 6
MakeRun Options
GAUGE CONFIGURATION
The Gauge Configuration window lets you view and edit the common properties of
all the gauges at one time in one place. Gauge Configuration is available only in
Advanced Mode and only when you are in Edit Mode.
Select Too ls
!
MakeRun Options !Gauge Configuration.
DYNO PORT
The Com Port (or communications port) lets you choose the com port the dyno
electronics will use. Select Tools
com port. If you do not know the correct port, use the Find Dyno Electronics
feature. Refer to “Connecting the Dyno Electronics” on page 3-11 for more
information.
Figure 6-26: Gauge Configuration
!
MakeRun Options !Dyno Port and choose the
6-26
WinPEP 7 User Guide
A
DVANCED
G
RAPH
C HAPTER
7
F
EATURES
Advanced features available in the Graph screen let you format your graphs to show
the information you want displayed in a way that is easy to understand.
In this chapter:
Formatting Graphs, page 7-2
Formatting Graphs Using the ListView Shortcut Menu, page 7-2
Change Line Style, page 7-3
Graph Options, page 7-5
Exploring Graph Properties, page 7-7
WinPEP’s graphs can show the information you want, in the way you want to display
it. Many of the features in WinPEP are available both from menu selections and
through shortcut menus and keyboard shortcuts. Explore the different methods and
find the ones that work best for you.
FORMATTING GRAPHS USINGTHE LISTVIEW SHORTCUT MENU
Right click in the ListView from the Graph screen in order to show the Listview
shortcut menu. You can use it to change the line styles and colors as well as to view
run information and remove runs.
right click in
the listview to
show shortcut
menu
listview
shortcut menu
Figure 7-1: The ListView Shortcut Menu
7-2
WinPEP 7 User Guide
CHANGE LINE STYLE
Right clicking in the ListView area and then clicking Change Line Style opens the Line
Style Picker dialog box as shown in Figure 7-2 allowing you to change the line style
and color.
Line Style—lets you choose the line style the data channel will be graphed in (dotted,
dashed, solid, etc., useful if you print to a black and white printer or need to fax the
graph). The line style options are available for setting the line style for the single data
channel, all the data channels for a run, or all the data channels in all runs.
style button
ADVANCED GRAPH FEATURES
Formatting Graphs
Figure 7-2: Line Style Picker Window—Change Line Style
Click the Style button to show the available line styles.
click on a
line style
Figure 7-3: Line Styles
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CHAPTER 7
Formatting Graphs
Line Color —opens the Color dialog box. The Color dialog box lets you choose which
colors will be used to graph each data channel. A dozen combinations of colors are
provided, in both light and dark shades. The first three (blue, red, and green) are
used by default. You may choose any other combination by left-clicking (to choose the
left axis color) or right clicking (to choose the right axis color) on the color
combination boxes. Choose more specific colors by clicking on the large color
selection boxes (showing your current choice for colors). Use the lighter/darker boxes
to make either the left or right axis colors either lighter or darker than their opposite.
Colors that are currently in use will be disabled and may not be selected. Click Ok to
approve your selection or click Cancel to cancel.
If you make a mistake assigning colors, just click Reset All on the Line Style Picker
dialog box (or choose Too ls
colors to their defaults.
!
Graph Options !Reset Colors) to reset all graph
color button
Figure 7-4: Line Style Picker Window—Change Line Color
7-4
WinPEP 7 User Guide
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