NI 9219
Module |
Terminal |
Signal Name |
Signal Descriptions |
---|---|---|---|
|
1 |
T+ |
TEDS Data |
2 |
T- |
TEDS COM | |
3 |
EX+/H1 |
Positive excitation or input signal | |
4 |
HI |
Positive input signal | |
5 |
EX-/LO1 |
Negative excitation or input signal | |
6 |
LO |
Negative input signal | |
1Depending on the mode, terminals 3 and 5 are either the excitation or input signals. |
Terminal Assignments
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 |
— |