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How to read the Setpoint potentiometer of a TSMN-90250-850 room sensor in an MNL-800.

Issue

How to read the Setpoint potentiometer of a TSMN-90250-850 room sensor in an MNL-800.

Environment

MNL-800

TSMN-90250-850 room sensor

Cause

Need to scale the voltage inputs in the AI object in the MNL-800 application.

Resolution

Connect:

SP+ to the 5.1VDC source on the MNL-800
SETPT to the INx input on the MNL-800
COMMON to C on the MNL-800.

Might need to adjust the UI configuration in the MNL-800,  here's starting point:


Add the SP to a UI on the MNL-800.  In the AI object  with Low Value = 0, Scaled Low value = 94.7 deg; High Value = 5 , Scaled High = 47.1 deg F.
 

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Last update:
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