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National Instruments Corporation
3
NI TBX-2809 Installation Instructions
Figure 1.
NI TBX-2809 Parts Locator Diagram
Installing Your Screw Terminal Accessory
Refer to Figure 2 and perform the following steps to connect the screw terminal accessory to the
NI SwitchBlock card connector:
1.
Securely fasten the connector on one end of the cable to the NI SwitchBlock card connector
using the thumbscrews.
2.
Securely fasten the connector on the other end of the cable to the screw terminal accessory
connector using the thumbscrews.
To disconnect the cable, unscrew the cable and gently pull on the backshell. Do
not
pull the
cable.
Caution
The connectors of both the NI SwitchBlock card and the cable are
polarized. You can attach them in only one way. Tie the ground terminal to an earth
ground to ground the screw terminal end of the cable shield. Do not force the cable
when inserting it into or removing it from the NI SwitchBlock card connector.
1
Cover Screws
2
Cover
3
Cover Opening
4
Screw Terminals
5
Signal Wires
6
Ground terminal
2
1
6
4
5
3