Honeywell STT850 SMARTLINE User Manual page 34

Supply Voltage
Sensor Module
Temp
Comm Module
Temp
Sensor Comm
Factory Cal
DAC Temp Comp
Display Setup
Page 24
OK
LOW
HIGH
OK
OVER TEMP
OK
OVER TEMP
OK
SUSPECT
OK
NO FACTORY CAL
OK
NO COMPENSATION
OK
NVM Corrupt
STT850 Temperature Transmitter User's Manual
LOW: Supply voltage is below the
low specification limit.
HIGH: Supply voltage is above
the high specification limit.
OVERTEMP: Temperature Sensor
Module temperature is greater
than 85C or less than -40C.
OVERTEMP: Electronics
temperature is greater than 85C or
less than -40C.
SUSPECT: The interface between
the Temperature Sensor Module
and the Electronics Module is
experiencing intermittent
communication failures.
The transmitter has not been
calibrated by the factory.
The DAC has not been
compensated for temperature
effects. This is a factory operation.
NVM Corrupt: The Display
memory is corrupt
Revision 1