Honeywell STT850 Series - Using DTMs; Procedure to Install and Run the DTM

Revision 4.0 STT850 Series HART/DE Option User’s Manual Page 97
Non Critical
Comm Module
Temp
OK
OVER TEMP
OVERTEMP: Electronics
temperature is greater than 85C or
less than -40C.
DAC Temp Comp
HART/DE only
OK
NO COMPENSATION
The DAC has not been compensated
for temperature effects. This is a
factory operation.
Sensor Comm
OK
SUSPECT
SUSPECT: The interface between
the Temperature Sensor Module and
the Electronics Module is
experiencing intermittent
communication failures.
Display Setup
HART/DE only
OK
NVM Corrupt
NVM Corrupt: The Display memory is
corrupt.