CompactRIO 4-Channel, 24-Bit Universal Analog Input Module

NI 9219 Pinout

Figure 43. NI 9219 Pinout
Table 167. Signal Descriptions
Terminal Signal Name Signal Description
1 T+ TEDS Data
2 T- TEDS COM
3 EX+/HI1 Positive excitation or input signal
4 HI Positive input signal
5 EX-/LO1 Negative excitation or input signal
6 LO Negative input signal
1 Depending on the mode, terminals 3 and 5 are either the excitation or input signals.
Table 168. Pin Assignments by Mode
Mode Terminal
1 2 3 4 5 6
Voltage T+ T- HI LO
Current T+ T- HI LO
4-Wire Resistance T+ T- EX+ HI EX- LO
2-Wire Resistance T+ T- HI LO
Thermocouple T+ T- HI LO
4-Wire RTD T+ T- EX+ HI EX- LO
3-Wire RTD T+ T- EX+ EX- LO
Quarter-Bridge T+ T- HI LO
Half-Bridge T+ T- EX+ HI EX-
Full-Bridge T+ T- EX+ HI EX- LO
Digital In T+ T- HI LO
Contact T+ T- HI LO