Cold Junction Compensation Calibration - Rockwell Automation Allen-Bradley 1734-IR2 User Manual

Point i/o thermocouple and rtd modules
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10. Set the source to 70 mV.
Module terminal voltage must be exact.
11. Click Accept High Input.
12. Click the Download to Device button.
Input calibration is now complete. The status indicator should be solid green
(normal) or blinking red (no load). The channel can now be configured to the
type of input desired for normal operation. If an error occurred during
calibration, select Abort Calibration in the Calibration Command parameter to
restore the previous calibration values, and try again.

Cold Junction Compensation Calibration

Perform this procedure from the Device Parameters dialog.
1. Click Calibration Channel Select and select one channel, or both
channels at once.
Calibrate Your Module
Select Cold Junction 0, Cold
Junction 1, or Both Cold Junction.
Publication 1734-UM004F-EN-E - December 2012
45

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