Vanguard EZCT-10 User Manual
EZCT
VERSION 5.x SOFTWARE MANUAL
For Use with Vanguard’s
EZCT and EZCT-10
Current Transformer Testers
Vanguard Instruments Company, Inc.
1520 S. Hellman Ave.
Ontario, California 91761, USA
TEL: (909) 923-9390
FAX: (909) 923-9391
January 2010
Revision 1
EZCT VERSION 5.x SOFTWARE MANUAL REV 1
TABLE OF CONTENTS
CONVENTIONS USED IN THIS DOCUMENT ..................................................................................... 1
1.0 INTRODUCTION .................................................................................................................. .. 2
1.1 System Requirements ...................................................................................................... 2
2.0 SOFTWARE INSTALLATION ................................................................................................... 3
3.0 STARTING AND CONFIGURING THE EZCT SOFTWARE ......................................................... 6
3.1 Main Menu Item Descriptions ......................................................................................... 7
3.2 Enabling the CT Tester’s Computer Interface .................................................................. 9
3.3 Application Setup ........................................................................................................... 10
3.4 Printer Setup .................................................................................................................. 12
4.0 WORKING WITH TEST RECORDS ........................................................................................ 13
4.1 Retrieving Test Records From a CT Tester ..................................................................... 13
4.2 Recalling a Test Record From the PC Hard Drive ........................................................... 16
4.3 Saving a Test Record ...................................................................................................... 17
4.3.1. Saving a Test Record With Its Original Filename .................................................... 17
4.3.2. Saving a Test Record With a Different Filename .................................................... 17
4.4 Opening the Test Records Folder ................................................................................... 18
4.5 Exporting a Test Record in Microsoft® Excel® Format .................................................... 19
4.6 Exporting a Test Record to a Text File ............................................................................ 22
4.7 Working with Tabulated Test Results ............................................................................ 24
4.7.1. Editing a Test Record .............................................................................................. 27
4.7.2. Printing the Tabulated Test Results ........................................................................ 30
5.0 WORKING WITH TEST PLANS ............................................................................................. 32
5.1 Creating Test Plans ......................................................................................................... 32
5.2 Modifying a Test Plan Stored on the PC ......................................................................... 34
6.0 RUNNING TESTS ................................................................................................................. 37
LIST OF FIGURES
Figure 1. Test Record in EZCT Software (top) and Microsoft Excel (bottom) ............................... 21
Figure 2. Test Record in EZCT Software (top) and in Plain Text Format (bottom) ....................... 23
Figure 3. Typical Test Record Page (Excitation Test) .................................................................... 24
Figure 4. Test Record Page Displaying Results from the Second Test Performed ........................ 25
Figure 5. Typical EZCT/EZCT-10 Summary Report ........................................................................ 26
Figure 6. Typical Test Record Printouts ........................................................................................ 31
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CONVENTIONS USED IN THIS DOCUMENT
This document uses the following conventions:
• Microsoft® Windows XP and Vista will be simply referred to as Windows in this manual
•
The general term “CT Tester” used in this manual refers to any of the EZCT compatible
Vanguard Current-Transformer Testers (EZCT and EZCT-10)
•
Menu names are referred to as Menu Name
• Menu items are referred to as Menu Item
• Dialog boxes and their elements (buttons, options, etc.) are referred to as “Dialog Box
Element”
•
PC keyboard keys are referred to as [Key]. Key combinations are shown as [Key]+[Key].
•
File locations, directories, and filenames are shown as “C:\folder\filename”
•
A key or switch on the CT Tester is indicated as [KEY]
•
CT Tester menu options are referenced as (MENU OPTION)
•
A CT Tester’s LCD screen output is shown as:
1. OPTION 1
2. OPTION 2
3. OPTION 3
4. OPTION 4
• Warning messages are indicated as:
Warning message
WARNING
• Important notes are indicated as:
Note details
NOTE
Microsoft, Windows, Windows XP, and Windows Vista are either registered trademarks or trademarks of Microsoft Corporation
in the United States and/or other countries. All other trademarks are the property of their respective owners.
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1.0 INTRODUCTION
The EZCT software is a Windows-based PC software application for use with Vanguard’s EZCT
and EZCT-10 current-transformer tester. This software allows users to perform the following
tasks:
• Test a current-transformer directly from a PC.
• Create test plans for current-transformers.
o The test plan can be created on the PC and then transferred to the CT Tester.
o A test plan can be used to quickly test a current-transformer and obtain test
results.
o A test plan can be retrieved from the CT Tester and saved on the PC hard drive.
• Export test records in Microsoft® Excel® format.
• Retrieve test records stored in the CT Tester.
1.1 System Requirements
The EZCT software has the following minimum system requirements:
• PC running Microsoft® Windows® XP or Windows® Vista
• 2 Megabytes of hard drive space
• CD-ROM or DVD-ROM drive
• RS-232C (serial) port or USB port
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2.0 SOFTWARE INSTALLATION
Follow the steps below to install the EZCT software on your PC.
1. Insert the installation CD in the PC’s CD or DVD drive.
2. From the Windows Desktop, click on the “Start” button to bring up the Start Menu.
3. From the Start Menu, click on My Computer to open the My Computer window.
4. Double click (or single click in some Windows configurations) on your CD/DVD Drive icon
to navigate the installation CD. The contents of the CD will be listed as shown below:
5. Double click (or single click in some Windows configurations) on the “EZCT PC Software
Rev 5.x.exe” file to start the installation process. The EZCT InstallShield Wizard will
appear as shown below:
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6. Click on the “Next” button to continue. The following screen will be displayed showing
the location on your hard drive where the software will be installed (C:\Vanguard\EZCT):
7. You may choose a different installation location by clicking on the “Change…” button
and then browsing to the location on your hard drive where you would like to install the
software. If you would like to install the software in the default location, click on the
“Next” button to continue. The following screen will be displayed:
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8. Click on the “Install” button. The InstallShield Wizard will copy files to your hard drive.
The following screen will be displayed once the software has been successfully installed:
9. Click on the “Finish” button to close the InstallShield Wizard and complete the
installation process.
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3.0 STARTING AND CONFIGURING THE EZCT SOFTWARE
During the installation process, a Vanguard program group will be created under the All
Programs submenu in the Windows Start menu. To launch the EZCT software:
You can create a shortcut on your desktop to speed up the application
launching process. Please see the Microsoft Windows Help and Support
NOTE
1. Click on the Windows “Start” menu button to open the Start Menu.
2. Click on the All Programs menu item.
3. Click on the Vanguard menu item.
4. Click on the EZCT menu item. The EZCT main application window will appear as shown
below:
Center (can be accessed by pressing the F1 key when viewing the Windows
desktop) for information on how to create shortcuts.
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3.1 Main Menu Item Descriptions
The EZCT Main Menu bar features the following menus:
• File:
o Recall test records from the hard drive
o Retrieve test records from a CT Tester
o Configure system parameters and options
o Use various file utilities
o Run tests
o Print test records
o Exit the program
• Recall-Test: Recall test records from the PC hard drive for viewing
• Run-Test: Run a test plan
• Retrieve-Test: Retrieve test records from a CT Tester
• Test-Plan: Create and modify test plans
• File-Utilities: Access the test records directory and export test records
• Application: Configure application setup parameters
• Help: View basic version information about the software and the connected CT Tester
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3.2 Enabling the CT Tester’s Computer Interface
If a CT Tester is connected to the computer running the EZCT software, the CT Tester must first
be placed in Computer Control Mode. Once in Computer Control Mode, the EZCT software can
be used to transfer test records and test plans and also to run tests.
To enable the Computer Control Mode:
1. Connect the CT Tester to the PC via either the RS-232C port or USB port and turn on the
power.
2. Once the CT Tester has gone through its start-up cycle, the main menu will be displayed
as shown:
1. RUN TEST 01/14/10
2. SETUP 07:48:59
3. DIAGNOSTIC
Press the [2] key (SETUP).
3. The following screen will be displayed:
1. RECORD ID
2. PRINT RECORD
3. RESTORE RECORD
4. NEXT PAGE
Press the [4] key (NEXT PAGE).
4. The following screen will be displayed:
1. COMPUTER CONTROL
2. SET TIME
3. KNEE POINT MARKER
4. NEXT PAGE
Press the
[1] key (COMPUTER CONTROL).
5. The following screen will be displayed:
**** !DANGER! ****
REMOTELY CONTROLLED.
HIGH VOLTAGE MAY BE
PRESENT!
The CT Tester is now in Computer Control Mode and is ready to communicate with the
EZCT software. You must now configure the EZCT software’s settings. Please see section
3.3 below.
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3.3 Application Setup
Before using the program, the application setup parameters should be reviewed and changed
as required. To change the setup parameters:
1. Make sure the EZCT software is running on the PC.
2. Click on the Application menu (Alternatively you can click on the File menu and select
Application Setup...). The following window will be displayed:
a. Default Print Orientation
Select the default print orientation for printing test results by clicking on either the
“Landscape” (horizontal) or “Portrait” (vertical) radio button. The landscape
orientation is recommended for printing test records.
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b. Communications
If the EZCT is connected to the PC via the USB port, check the “Use USB port”
checkbox. You can ignore the “COM Port:” drop down list.
If the EZCT is connected to the PC via the RS-232C (serial) port, un-check the “Use
USB port” and select the correct COM: port from the “COM Port:” drop-down list.
c. Localization
Select the correct frequency from the “Frequency:” drop-down list (60 Hz or 50 Hz).
The frequency selection is for test record reference only. The CT’s are
tested at the supplied line voltage and frequency.
NOTE
Select the preferred date format from the “Date Format:” drop-down list.
d. Summary Page Display
In this section you can configure the order the tap information is displayed on the
summary page of a test record (see section 4.7). To change the order of a tap, click
on the tap and then click on either the up arrow or the down arrow to the right of
the list. The selected tap will be moved up or down on the list respectively. The tap
order information is stored with each test record.
e. Test Record Path
The default location where test records are stored on the PC hard drive is listed in
the “Test Record Path” section. You can change the default test record storage
location by clicking on the “Browse” button and then selecting a different folder.
f. Test Plan Path
The default location where test plans are stored on the PC hard drive is listed in the
“Test Plan Path” section. You can change the default test plan storage location by
clicking on the “Browse” button and then selecting a different folder.
3. Click on the “OK” button to apply all changes to the application settings. The settings
will be permanently stored for the current and any future sessions.
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