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Chapter 1 Introduction
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National Instruments Corporation 1-5 PCI-4451/4452 User Manual
• To create your own accessories, you can use an AMP 68-pin
right-angle PWB receptacle header, part number 787254-1.
• Recommended manufacturer part numbers for the 68-pin mating
connector for the cable assembly are as follows:
– AMP 68-position straight cable plug, part number 787131-3
– AMP 68-position backshell with jackscrews, part number
787191-1
National Instruments also offers cables of different lengths and accessories
to connect your digital I/O signals to the PCI-4451/4452. To develop your
own cable, the mating connector for the digital I/O is a 50-position
receptacle. For a connector pinout assignment, refer to Table 4-3, Digital
I/O Connector Pin Assignment. Recommended manufacturer part numbers
for this mating connector are as follows:
• 50-position straight cable plug, part number 787131-1
• 50-position backshell with jackscrews, part number 787233-1
Refer to Appendix B, Pin Connections, for pin assignments of digital
accessories and cables.
User.book Page 5 Tuesday, April 14, 1998 10:20 AM