Your new Measurement Computing product comes with a fantastic extra —
Management committed to your satisfaction!
Refer to www.mccdaq.com/execteam.html for the names, titles, and contact information of each key executive at
Measurement Computing.
Thank you for choosing a Measurement Computing product—and congratulations! You own the finest, and you can now
enjoy the protection of the most comprehensive warranties and unmatched phone tech support. It’s the embodiment of our
two missions:
To offer the highest-quality, computer-based data acquisition, control, and GPIB hardware and software
available—at the best possible price.
To offer our customers superior post-sale support—FREE. Whether providing unrivaled telephone technical and
sales support on our latest product offerings, or continuing that same first-rate support on older products and
operating systems, we’re committed to you!
Lifetime warranty: Every hardware product manufactured by Measurement Computing Corporation is warranted against
defects in materials or workmanship for the life of the product. Products found defective are repaired or replaced promptly.
Lifetime Harsh Environment Warranty®: We will replace any product manufactured by Measurement Computing
Corporation that is damaged (even due to misuse) for only 50% of the current list price. I/O boards face some tough
operating conditionssome more severe than the boards are designed to withstand. When a board becomes damaged, just
return the unit with an order for its replacement at only 50% of the current list price. We don’t need to profit from your
misfortune. By the way, we honor this warranty for any manufacturer’s board that we have a replacement for.
30 Day Money Back Guarantee: You may return any Measurement Computing Corporation product within 30 days of
purchase for a full refund of the price paid for the product being returned. If you are not satisfied, or chose the wrong
product by mistake, you do not have to keep it. Please call for an RMA number first. No credits or returns accepted without
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These warranties are in lieu of all other warranties, expressed or implied, including any implied warranty of
merchantability or fitness for a particular application. The remedies provided herein are the buyer’s sole and exclusive
remedies. Neither Measurement Computing Corporation nor its employees shall be liable for any direct or indirect, special,
incidental or consequential damage arising from the use of its products, even if Measurement Computing Corporation has
been notified in advance of the possibility of such damages.
HM PCI-DAC6702_03.doc
ii
Trademark and Copyright Information
TracerDAQ, Universal Library, Universal Library for LabVIEW, InstaCal, Harsh Environment Warranty, Measurement
Computing Corporation, and the Measurement Computing logo are either trademarks or registered trademarks of
Measurement Computing Corporation.
SoftWIRE is a registered trademark of SoftWIRE Technology, Inc.
Windows, Microsoft, and Visual Studio are either trademarks or registered trademarks of Microsoft Corporation. LabVIEW
is a trademark of National Instruments. All other trademarks are the property of their respective owners.
Information furnished by Measurement Computing Corporation is believed to be accurate and reliable. However, no
responsibility is assumed by Measurement Computing Corporation neither for its use; nor for any infringements of patents
or other rights of third parties, which may result from its use. No license is granted by implication or otherwise under any
patent or copyrights of Measurement Computing Corporation.
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form
by any means, electronic, mechanical, by photocopying, recording, or otherwise without the prior written permission of
Measurement Computing Corporation.
Notice
Measurement Computing Corporation does not authorize any Measurement Computing Corporation product for
use in life support systems and/or devices without the written approval of the CEO of Measurement Computing
Corporation. Life support devices/systems are devices or systems which, a) are intended for surgical
implantation into the body, or b) support or sustain life and whose failure to perform can be reasonably
expected to result in injury. Measurement Computing Corporation products are not designed with the
components required, and are not subject to the testing required to ensure a level of reliability suitable for the
treatment and diagnosis of people.
iii
Table of Contents
Preface
About this User's Guide .......................................................................................................................v
What you will learn from this user's guide .........................................................................................................v
Conventions in this user's guide .........................................................................................................................v
Where to find more information........................................................................................................................vi
Chapter 1
Introducing the PCI-DAC6700 Series Boards................................................................................. 1-1
Overview: PCI-DAC6700 Series board features............................................................................................ 1-1
Unpacking the board....................................................................................................................................... 2-2
Installing the software .................................................................................................................................... 2-3
Installing the hardware ................................................................................................................................... 2-3
Connecting the board for I/O operations ........................................................................................................ 2-4
Connectors, cables – main I/O connector....................................................................................................................... 2-4
Pinout – main I/O connector.......................................................................................................................................... 2-5
Field wiring and signal termination accessories............................................................................................................. 2-8
Chapter 3
Programming and Software Applications ...................................................................................... 3-1
Programming languages ................................................................................................................................. 3-1
Analog output section..................................................................................................................................... 5-1
Analog output calibration ............................................................................................................................... 5-2
Digital Input / Output ..................................................................................................................................... 5-2
Power consumption ........................................................................................................................................ 5-2
Main connector and pin out............................................................................................................................ 5-3
iv
Preface
About this User's Guide
What you will learn from this user's guide
This user's guide explains how to install, configure, and use the PCI-DAC6700 Series boards so that you
get the most out of the voltage and current analog outputs and digital I/O features.
This user’s guide also refers you to related documents available on our web site, and to technical support
resources.
Conventions in this user's guide
The term PCI-DAC6700 Series is used throughout this manual when referring to both the PCI-DAC6702
and PCI-DAC6703 boards.
For more information on …
Text presented in a box signifies additional information and helpful hints related to the subject matter you
are reading.
Caution! Shaded caution statements present information to help you avoid injuring yourself and
others, damaging your hardware, or losing your data.
<
#:#
>
bold text Bold text is used for the names of objects on the screen, such as buttons, text boxes, and
italic text Italic text indicates the names of manuals and help topic titles, and to emphasize a word or
Angle brackets that enclose numbers separated by a colon signify a range of numbers, such
those assigned to registers, bit settings, etc.
check boxes. For example:
1. Insert the disk or CD and click the OK button.
phrase. For example:
The InstaCal® installation procedure is explained in the DAQ Software Quick Start.
Never touch the exposed pins or circuit connections on the board.
v
PCI-DAC6702 and PCI-DAC6703 User's Guide About this User's Guide
Where to find more information
The following electronic documents provide helpful information relevant to the operation of the PCIDAC6700 Series boards.
MCC's Specifications: PCI-DAC6702 and PCI-DAC6703 (the PDF version of Chapter 5 in this
guide) is available on our web site at www.mccdaq.com/pdfs/PCI-DAC670x.pdf.
MCC's DAQ Software Quick Start is available on our web site at
MCC's Register Map for the PCI-DAC6700 Series is available on our web site at
MCC's Guide to Signal Connections is available on our web site at
www.mccdaq.com/signals/signals.pdf.
MCC's Universal Library User's Guide is available on our web site at
MCC's Universal Library Function Reference is available on our web site at
MCC's Universal Library for LabVIEW
™
User’s Guide is available on our web site at
.
.
03.pdf.
.
vi
Chapter 1
Introducing the PCI-DAC6700 Series Boards
Overview: PCI-DAC6700 Series board features
This manual explains how to install and use your PCI-DAC6702 and PCI-DAC6703 board. This manual
refers to these boards collectively as PCI-DAC6700 Series boards.
PCI-DAC6700 Series boards are high-resolution analog output and digital I/O boards designed for PCI
bus-compatible computers. You can use PCI-DAC6700 Series boards for various digital I/O and DC
setpoint applications.
The PCI-DAC6702 provides 8 analog outputs, and the PCI-DAC6703 provides 16 analog outputs. The
voltage output range for each board is ±10.1V volts.
Each board has eight TTL-compatible digital I/O channels that are configured as one eight-bit port. You
can configure each channel individually as either input or output. Digital channels are configured as
inputs by default. Digital bits are pulled up to +5V with 47k resistors. Positions are available for pulldown resistors.
PCI-DAC6700 Series boards have a 16-bit digital to analog converter (DAC) that may be periodically
updated with new channel data. DAC channel data is stored in nonvolatile RAM (nvRAM). Each channel
has a main circuit that maintains the channel value between DAC updates.
PCI-DAC6700 Series boards are equipped with an onboard temperature sensor that measures the air
temperature flowing over the board.
PCI-DAC6700 Series boards feature plug-and-play installation and on-board digital calibration. All I/O
signals are transmitted through a 100-pin connector.
1-1
PCI-DAC6702 and PCI-DAC6703 User's Guide Introducing the PCI-DAC6700 Series Boards
PCI-DAC6700 Series functions are illustrated in the block diagram shown here.
PCI-DAC6703 x 16
PCI-DAC6702 x 8
Vol tag e
Output
Circuit
Main
Vol ta ge
Circuit
DAC
Out
16-Bit
DAC
nvRAM
DIO (7:0)
Digital I/O
8-bit
RAM
Address/
Control
Control
RAM
Data
Tem pe ratu re
Sensor
100-Pin I/O Connector
LOCAL BUS
+5V
0.75 A
Resettable
circuit breaker
PCI BUS (5V, 32-Bit, 33MHZ)
Bus Interface
Logic
Data
Address
Control
Figure 1-1. PCI-DAC6700 Series functional block diagram
Software features
The following software ships with the PCI-DAC6700 Series free of charge.
InstaCal installation, calibration, and test utility
TracerDAQ™ suite of virtual instruments
SoftWIRE® for Visual Studio® .NET graphical programming
MCC DAQ Components for VS .NET (installed with SoftWIRE for VS .NET)
For information on the features of InstaCal, TracerDAQ, and SoftWIRE, refer to the DAQ Software
Quick Start booklet that shipped with the PCI-DAC6700 Series.
1-2
Installing the PCI-DAC6700 Series
What comes with your PCI-DAC6700 Series shipment?
The following items are shipped with the PCI-DAC6700 Series.
Hardware
The following items should be included with your shipment.
PCI-DAC6702 board or PCI-DAC6703 board
Chapter 2
PCI-DAC6702
PCI-DAC6703
Software
The Measurement Computing Data Acquisition Software CD contains the following software:
InstaCal installation, calibration, and test utility
TracerDAQ suite of virtual instruments
SoftWIRE for VS .NET
SoftWIRE MCC DAQ Components for .NET
(installed with SoftWIRE for VS .NET)
Documentation
2-1
PCI-DAC6702 and PCI-DAC6703 User's Guide Installing the PCI-DAC6700 Series
Optional components
If you ordered any of the following products with your PCI-DAC6700 Series board, they should be
included with your shipment.
Universal Library
Universal Library™ Data Acquisition and Control Programming Tools (also includes the InstaCal
utility, the Universal Library User's Guide, and the Universal Library Function Reference)
Cables
C100HD50-x
C100MMS-x
Signal termination and conditioning accessories
MCC provides signal termination products for use with the PCI-DAC6700 Series. Refer to the "Field
wiring and signal termination accessories" section page 2-8 for a complete list of compatible accessory
products.
Unpacking the board
The PCI-DAC6700 Series board is shipped in an antistatic container to prevent damage by an
electrostatic discharge. To avoid such damage, perform the following procedure when unpacking and
handling your board:
1.
Before opening the antistatic container, ground yourself with a wrist-grounding strap or by holding
onto a grounded object (such as the computer chassis).
2.
Touch the antistatic container to the computer chassis before removing the board from the container.
3.
Remove the board from the container. Never touch the exposed pins or circuit connections on the
board.
If your board is damaged, notify Measurement Computing Corporation immediately by phone, fax, or email. For international customers, contact your local distributor where you purchased the board.
2-2
PCI-DAC6702 and PCI-DAC6703 User's Guide Installing the PCI-DAC6700 Series
If any items are missing or damaged, contact Measurement Computing Corp. by phone, fax, or e-mail:
Phone: 508-946-5100 and follow the instructions for reaching Tech Support.
Fax: 508-946-9500 to the attention of Tech Support
Email: techsupport@measurementcomputing.com
Installing the software
Install the software included with your board before you install the hardware. Installing the software first
ensures that the information required for proper board detection is installed and available at boot up.
.
Installing the hardware
PCI-DAC6700 Series boards are completely plug-and-play. There are no switches or jumpers to set.
Configuration is controlled by your system's BIOS. To install your board, follow the steps below:
Install the MCC DAQ software before you install your board
The driver needed to run your board is installed with the MCC DAQ software. Therefore, you need to
install the MCC DAQ software before you install your board. Refer to the DAQ Software Quick Start for
instructions on installing the software.
1.
Turn your computer off, open it up, and insert your board into an available PCI slot.
2.
Close your computer and turn it on.
If you are using an operating system with support for plug-and-play (such as Windows 2000 or
Windows XP), a dialog box pops up as the system loads indicating that new hardware has been
detected. If the information file for this board is not already loaded onto your PC, you will be
prompted for the disk containing this file. The MCC DAQ software contains this file. If required,
insert the Measurement Computing Data Acquisition Software CD and click OK.
3.
To test your installation and configure your board, run the InstaCal utility installed in the previous
section. Refer to the DAQ Software Quick Start that came with your board for information on how to
initially set up and load InstaCal
4.
If your board has been powered-off for more than 10 minutes, allow your computer to warm up for at
least 15 minutes before acquiring data. This warm-up period is required in order for the board to
achieve its rated accuracy. The high speed components used on the board generate heat, and it takes
this amount of time for a board to reach steady state if it has been powered off for a significant
amount of time.
2-3
PCI-DAC6702 and PCI-DAC6703 User's Guide Installing the PCI-DAC6700 Series
Connecting the board for I/O operations
Connectors, cables – main I/O connector
Table 2-1
lists the board connectors, applicable cables, and compatible accessory products for the PCI-
DAC6700 Series.
Table 2-1. Board connectors, cables, and accessory equipment
Connector type Shielded, SCSI 100-pin D-type
Compatible cables C100HD50-x unshielded round cable. x = 3 or 6 feet. (Figure 2-1)
C100MMS-x shielded round cable. x = 1, 2, or 3 meters. (Figure 2-2)
Compatible accessory products with
the C100HD50-x cable
Compatible accessory products with
the C100MMS-x cable
BNC-16SE
BNC-16DI
CIO-MINI50
CIO-TERM100
SCB-50
SCB-100
BNC-DI-FE
Information on signal connections
General information regarding signal connection and configuration is available in the Guide to Signal
Connections. This document is available on our web site at
PCI-DAC6702 and PCI-DAC6703 User's Guide Installing the PCI-DAC6700 Series
•
•
Pinout – main I/O connector
The main I/O connector pinouts for each board are shown in the following tables. Note that the DIO[7:0]
signals are provided in two locations in order to provide flexibility for applications which use the
C100HD50-x ribbon cable.
PCI-DAC6702 and PCI-DAC6703 User's Guide Installing the PCI-DAC6700 Series
Field wiring and signal termination accessories
You can use the following BNC and screw terminal boards to terminate field signals and route them into
the PCI-DAC6700 Series using the C100HD50-x cable:
BNC-16SE – Brings analog signals to standard BNC connectors. Designed for boards operating in
single-ended mode. Details on this product are available on our web site at
You can use the following screw terminal box and BNC connector box to terminate field signals and
route them into the PCI-DAC6700 Series board using the C100MMS-x cable:
SCB-100 – 100 conductor, shielded signal connection/screw terminal box provides two independent
50-pin connections. Details on this product are available on our web site at
After following the installation instructions in Chapter 2, your board should now be installed and ready for
use.
Programming languages
Packaged applications programs
Many packaged application programs, such as SoftWIRE, Labtech Notebook™, and HP-VEE™, now
have drivers for your board. If the package you own does not have drivers for the board, please fax or email the package name and the revision number from the install disks. We will research the package for
you and advise how to obtain drivers.
or any other language, please refer to the Universal Library User's Guide
).
Some application drivers are included with the Universal Library package, but not with the application
package. If you have purchased an application package directly from the software vendor, you may need to
purchase our Universal Library and drivers. Please contact us by phone, fax or e-mail:
Phone: 508-946-5100 and follow the instructions for reaching Tech Support.
Fax: 508-946-9500 to the attention of Tech Support
Email: techsupport@measurementcomputing.com
Register-level programming
You should use the Universal Library or one of the packaged application programs mentioned above to
control your board. Only experienced programmers should try register-level programming. If you need to
program at the register level in your application, refer to the PCI-DAC6700 Series register map. This
document is available on our website at www.mccdaq.com/registermaps/RegMapPCI-DAC670x.pdf
.
3-1
Chapter 4
Calibrating the Board
You should calibrate the board using the InstaCal utility software after the board has fully warmed up. The
recommended warm-up time is 15 minutes. For best results, calibrate the board immediately before use.
The high resolution analog components on the board are temperature-sensitive, so calibrating the board
before use ensures that your board is operating with the optimum calibration values. All calibration values
are saved in nvRAM.
Calibration theory
InstaCal calibrates the board's analog outputs for offset and gain (see ). A trim DAC is used to
Figure 4-1
adjust the gain of the DAC. A separate DAC is used to adjust offset on the final output amplifier.
Analog Out
Trim DAC
D/A
Ref
Gain
Adjust
Figure 4-1. Analog Output Calibration
Trim DA C
Offset
Adjust
Calibration schedule
You should calibrate your PCI-DAC6700 Series board once per year using InstaCal's calibration
procedures.
4-1
Specifications
Typical for 25 °C unless otherwise specified.
Analog output section
Table 5-1. Analog output specifications
D/A converter type Enhanced R-2R
Resolution 16-bits, 1 in 65536
Number of channels PCI-DAC6703
PCI-DAC6702
DNL ±1 LSB max
Monotonicity 16-bits, guaranteed after calibration
Update rate, max PCI-DAC6703
PCI-DAC6702
Update modes
Output short-circuit
duration
Power-on state Independent, user-defined power-on states.
Software selectable per channel for update immediate (default), or update from
NVRAM on command
Indefinite @ 25 mA
16 voltage
8 voltage
1111 S/s per channel
1111 S/s per channel
Chapter 5
Table 5-2. Voltage output specifications
Range ±10.1 V
Output coupling DC
Output impedance 0.1 Ω max.
Current drive ±10 mA max
Load capacitance 10,000 pF
Slew rate 0.5 V/µs typ.
Settling time (full scale step) 7.2 ms max to ±0.5LSB
Noise 100 µV
Offset temperature coefficient ±5 µV/ºC
Gain temperature coefficient ±1 ppm/ºC
Protection Short circuit to ground
Data transfer Programmed I/O
Table 5-3. Absolute accuracy components - all values are (±)
Range1 % of Reading Offset Temp Drift
±10 V 0.0019 ±710 µV 0.0001 ±1 mV
Note 1:
Temp drift applies only if the ambient temperature changes by more than ±10ºC since the
, DC to 1 MHz BW
rms
(%/ºC)
2
Absolute Accuracy at FS
last calibration.
Note 2:
Each PCI-DAC670x board is tested at the factory to assure that the overall error does not
exceed the values specified in Ta.
ble 5-3
5-1
PCI-DAC6702 and PCI-DAC6703 User's Guide Specifications
Table 5-4. Relative accuracy
Range Relative Accuracy
±10 V ±1.0 LSB, max
Relative accuracy is defined as the measured deviation from a straight line drawn between measured
endpoints of the transfer function.
Analog output calibration
Table 5-5. Analog I/O calibration
Recommended warm-up time 15 minutes
Calibration
Onboard calibration reference
Calibration interval 1 year
Auto-calibration, calibration factors for each range stored on board in
non-volatile RAM.
DC Level: 10.000 V± 1 mV. Actual measured values stored in EEPROM.
Tempco: 0.6 ppm/°C max
Long-term stability: ±6 ppm/sqrt(1000 hrs)
Digital Input / Output
Table 5-6. Digital I/O
Digital type Discrete, 5 V/TTL compatible
Number of I/O 8
Configuration
Input high voltage 2.0 V min, 7.0 V absolute max
Input low voltage 0.8 V max, –0.5 V absolute min
Output high voltage
(IOH = –32 mA)
Output low voltage
(IOL = 32 mA)
Data transfer Programmed I/O
Power-up / reset state Input mode (high impedance)
8 bits, independently programmable for input or output. Position available
for pull-up/pull-down resistor network (not populated).
3.80 V min, 4.20 V typ
0.55 V max, 0.22 V typ
Power consumption
Table 5-7. Power consumption specifications
+5 V PCI-DAC6703
PCI-DAC6702
+5 V available at I/O connector 0.75A max, protected with a resettable fuse
Environmental
1.1 A max.
1.0 A max.
Operating temperature range
Storage temperature range-20 to 70 °C
Humidity0 to 90% non-condensing
0 to 55 °C
Table 5-8. Environmental specifications
5-2
PCI-DAC6702 and PCI-DAC6703 User's Guide Specifications
Mechanical
Table 5-9. Mechanical specifications
Card dimensions PCI half card: 174.4 mm (L) x 106.9 mm (W) x18.4 mm (H)
Form factor Universal PCI keying. Compatible with either 3.3 V or 5 V PCI signaling environments.
Note: DIO[7:0] signals are provided in two locations in order to provide flexibility for applications which
use the C100HD50-x ribbon cable.
5-5
Declaration of Conformity
Manufacturer: Measurement Computing Corporation
Address: 16 Commerce Boulevard
Middleboro, MA 02346
USA
Category: Electrical equipment for measurement, control and laboratory use.
Measurement Computing Corporation declares under sole responsibility that the product
PCI-DAC6702
to which this declaration relates is in conformity with the relevant provisions of the following standards or
other documents:
EU EMC Directive 89/336/EEC: Electromagnetic Compatibility, EN 61326 (1997) Amendment 1 (1998)
Emissions: Group 1, Class A
EN 55011 (1998)/CISPR 11: Radiated and Conducted emissions.
Immunity: EN61326, Annex A
EN 61000-4-2 (1995): Electrostatic Discharge immunity, Criteria A.
EN 61000-4-3 (1997): Radiated Electromagnetic Field immunity Criteria A.
EN 61000-4-4 (1995): Electric Fast Transient Burst immunity Criteria A.
EN 61000-4-5 (1995): Surge immunity Criteria A.
EN 61000-4-6 (1996): Radio Frequency Common Mode immunity Criteria A.
EN 61000-4-11 (1994): Voltage Dip and Interrupt immunity Criteria A.
Tests to EN61000-4-8 were not required. The PCI boards do not contain components that would be
susceptible to magnetic fields.
Declaration of Conformity based on tests conducted by Chomerics Test Services, Woburn, MA 01801,
USA in May, 2004. Test records are outlined in Chomerics Test Report #EMI3887.04.
We hereby declare that the equipment specified conforms to the above Directives and Standards.
Carl Haapaoja, Vice-President of Design Verification
Declaration of Conformity
Manufacturer: Measurement Computing Corporation
Address: 16 Commerce Boulevard
Middleboro, MA 02346
USA
Category: Electrical equipment for measurement, control and laboratory use.
Measurement Computing Corporation declares under sole responsibility that the product
PCI-DAC6703
to which this declaration relates is in conformity with the relevant provisions of the following standards or
other documents:
EU EMC Directive 89/336/EEC: Electromagnetic Compatibility, EN 61326 (1997) Amendment 1 (1998)
Emissions: Group 1, Class A
EN 55011 (1998)/CISPR 11: Radiated and Conducted emissions.
Immunity: EN61326, Annex A
EN 61000-4-2 (1995): Electrostatic Discharge immunity, Criteria A.
EN 61000-4-3 (1997): Radiated Electromagnetic Field immunity Criteria A.
EN 61000-4-4 (1995): Electric Fast Transient Burst immunity Criteria A.
EN 61000-4-5 (1995): Surge immunity Criteria A.
EN 61000-4-6 (1996): Radio Frequency Common Mode immunity Criteria A.
EN 61000-4-11 (1994): Voltage Dip and Interrupt immunity Criteria A.
Tests to EN61000-4-8 were not required. The PCI boards do not contain components that would be
susceptible to magnetic fields.
Declaration of Conformity based on tests conducted by Chomerics Test Services, Woburn, MA 01801,
USA in May, 2004. Test records are outlined in Chomerics Test Report #EMI3887.04.
We hereby declare that the equipment specified conforms to the above Directives and Standards.
Carl Haapaoja, Vice-President of Design Verification
Measurement Computing Corporation
16 Commerce Boulevard,
Middleboro, Massachusetts 02346
(508) 946-5100
Fax: (508) 946-9500
E-mail: info@mccdaq.com
www.mccdaq.com
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