Universal Analog Input Module Operating Instructions

© National Instruments Corp. 7 NI 9219 Operating Instructions
Table 1. Signal Names
Module Terminal
Signal
Name
Signal Description
1 T+ TEDS Data
2 T– TEDS COM
3 EX+/HI
*
Positive excitation or
input signal
4 HI Positive input signal
5 EX–/LO
*
Negative excitation or
input signal
6 LO Negative input signal
*
Depending on the mode, terminals 3 and 5 are either the excitation signals or the
input signals.
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
Ch 0
Ch 1
Ch 2
Ch 3