Honeywell SMV800 User Manual page 206

Comm Sec NC
Failure
Sensing Sec NC
Warning
Failure
CJ Out Of Limit
No Factory
Calibration
Page 194
This is a roll-up Power cycle the
status bit that is set device and if problem
when any of the persists replace
communication communication
module non critical module
status is set such as
• Display NVM
Corrupt
This is a roll-up Refer detailed status
status bit that is set bits corresponding to
when any of the pressure module in
pressure and register 121 and
temperature sensing temperature module
modules non critical in register 120.
status is set such as
• Unreliable
Communication
• Sensor Input Out
Of Range
• CJ Out Of Limit
• Excess Calibration
Correction
• CJ CT Delta
Warning
The Internal Cold
Junction Verify that the
Temperature environmental temp is
(CJ) measured in the within spec. If it is,
Temperature Temperature module
module is outside of may have been
the specified range. damaged. Replace
Range limits are -40 the Temperature
to 85 degrees C. module
This is roll up status Refer status bits
bit set for the corresponding to
following: factory calibration
• Temperature
status of pressure in
sensor module register 121 and
factory calibration temperature module
missing in register 120.
• Pressure sensor
Accordinly return the
module factory module for factory
calibration missing calibration.
Factory Calibration
for either
Temperature
module or Pressure
module is missing.
Accuracy is
compromised if not
calibrated.
SMV800 Modbus User's Guide
Bit - 0
Bit -1
118
Bit - 2
Bit - 3
Revision 1.0