User guide

Compact I/O Thermocouple/mV Input Module 23
Publication 1769-IN026C-EN-P - February 2010
Thermocouple K (-230…1370 °C (-382…2498 °F)) ±1 °C (±1.8 °F) ±1.5 °C (±2.7 °F)
Thermocouple K (-270…-230 °C (-454…-382 °F)) ±7.5 °C (±13.5 °F) ±10 °C (±18 °F)
Thermocouple E (-210…1000 °C (-346…1832 °F)) ±0.5 °C (±0.9 °F) ±0.8 °C (±1.4 °F)
Thermocouple E (-270…-210 °C (-454…-346 °F)) ±4.2 °C (±7.6 °F) ±6.3 °C (±11.3 °F)
Thermocouples S and R ±1.7 °C (±3.1 °F) ±2.6 °C (±4.7 °F)
Thermocouple C ±1.8 °C (±3.2 °F) ±3.5 °C (±6.3 °F)
Thermocouple B ±3.0 °C (±5.4 °F) ±4.5 °C (±8.1 °F)
±50 mV ±15 µV ±25 µV
±100 mV ±20 µV ±30 µV
(1)
The module uses the National Institute of Standards and Technology (NIST) ITS-90 standard for thermocouple linearization.
(2)
Accuracy is dependent on the analog/digital converter output rate selection, data format, and input noise. Refer to the
Compact I/O Thermocouple/mV Input Module User Manual, publication 1769-UM004
, for additional information.
Repeatability - 1769-IT6
Input Type Repeatability for 10 Hz Filter
Thermocouple J ±0.1 °C (±0.18 °F)
Thermocouple N (-110…1300 °C (-166…2372 °F)) ±0.1 °C (±0.18 °F)
Thermocouple N (-210…-110 °C (-346…-166 °F)) ±0.25 °C (±0.45 °F)
Thermocouple T (-170…400 °C (-274…752 °F)) ±0.1 °C (±0.18 °F)
Thermocouple T (-270…-170 °C (-454…-274 °F)) ±1.5 °C (±2.7 °F)
Thermocouple K (-270…1370 °C (-454…2498 °F)) ±0.1 °C (±0.18 °F)
Thermocouple K (-270…-170 °C (-454…-274 °F)) ±2.0 °C (±3.6 °F)
Thermocouple E (-220…1000 °C (-364…1832 °F)) ±0.1 °C (±0.18 °F)
Thermocouple E (-270…-220 °C (-454…-364 °F)) ±1.0 °C (±1.8 °F)
Thermocouples S and R ±0.4 °C (±0.72 °F)
Thermocouple C ±0.7 °C (±1.26 °F)
Thermocouple B ±0.2 °C (±0.36 °F)
±50 mV ±6 µV
±100 mV ±6 µV
Calibrated Accuracy - 1769-IT6
Input Type
(1)
Accuracy for 10 Hz, 50 Hz, and 60 Hz Filters
(2)
(max)
@ 25 °C (77 °F) @ 0…60 °C (32…140 °F)