User Manual
44 Rockwell Automation Publication 1756-UM540A-EN-P - May 2014
Chapter 2 ControlLogix Isolated Analog I/O Module Features
Table 5 lists the 1756-IRT8I module resolution when using a thermocouple
input type.
Table 5 - 1756-IRT8I Module Resolution in Degrees C with Thermocouple Input Type
Application
Temperature
Module Resolution (in degrees C) When Connected to This Thermocouple Type
Type B Type C Type D Type TXK/
XK(L)
Type R Type S Type E Type J Type K Type N Type T
-200 °C (-328 °F) 0.02 0.02 0.02 0.03 0.04 0.03
0 °C (32 °F) 0.03 0.05 0.01 0.08 0.08 0.01 0.01 0.01 0.02 0.01
200 °C (392 °F) 0.03 0.03 0.01 0.05 0.05 0.01 0.01 0.01 0.01 0.01
400 °C (752 °F) 0.11 0.02 0.02 0.01 0.04 0.05 0.01 0.01 0.01 0.01 0.01
600 °C (1112 °F) 0.07 0.02 0.02 0.01 0.04 0.04 0.01 0.01 0.01 0.01
800 °C (1472 °F) 0.06 0.02 0.02 0.01 0.04 0.04 0.01 0.01 0.01 0.01
1000 °C (1832 °F) 0.05 0.02 0.02 0.03 0.04 0.01 0.01 0.01 0.01
1200 °C (2192 °F) 0.04 0.03 0.02 0.03 0.04 0.01 0.01 0.01
1400 °C (2552 °F) 0.04 0.03 0.02 0.03 0.04 0.01
1600 °C (2912 °F) 0.04 0.03 0.03 0.03 0.04
1800 °C (3272 °F) 0.04 0.03 0.03 0.04 0.04
2000 °C (3632 °F) 0.04 0.03
2200 °C (3992 °F) 0.04 0.04