ABB LMT200 - Page 65

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LMT SERIES | MAGNETOSTRICTIVE LEVEL TRANSMITTER | OI/LMT100/200-EN REV.B
Error Message Tx LCD Message Possible Cause Suggested Action Tx Response
 Primary Current
Saturated
Current saturated high or low Check process conditions and/or device
configuration. The compatibility of level
transmitter model and process conditions has to
be checked. Probably a different transmitter type
is required.
No effect
 Electronics NV
Syncing
Write non-volatile command
received from CB
Information only No effect
Non-volatile Storage in
progress
 Sensor Config
Warning
The Level sensor trim is set to
a default value
Contact service to perform a factory level sensor
trim
No effect
The Temperature trimming
configuration is corrupted
 Device Reset
Required
Device change requires restart Restart device No effect
 Sensor Board NV
Write Error
An attempt to save data to the
sensor module has failed
Restart the device. If the condition persists
contact service.
No effect
 Temperature Sensor
Failure
A temperature measurement
has resulted in a value outside
of the operating range.
Restart the device. If the condition persists
contact service for a replacement.
Analog signal to alarm
 Sensor Board Fault An error occurred in the sensor
module. Possible causes could
be a failed component in the
sensor electronics, a
configuration error, or the
sensor assembly.
Using a HART configurator (DTM - Hand held) or
the local HMI, navigate to the Diagnostics ->
Waveform display and confirm the quality of the
signal. The signal peak should visibly cross the
threshold line and should measure approximately

support or a replacement if the condition
persists.
Analog signal to alarm
 Sensor
Communication
Failure
An error occurred in the
communication between the
sensor and electronics
modules.
Restart the device. If the condition persists
contact service for a replacement.
Analog signal to alarm
 Level Sensor Failure An error occurred in the sensor
module. Possible causes could
be a failed component in the
sensor electronics or an error
changing the configuration.
Restart the device. If the condition persists
contact service for a replacement.
Analog signal to alarm
 Sensor Board
Memory Failure
Writing to the sensor non-
volatile memory was not
successful.
The sensor should be replaced as soon as
possible.
Analog signal to alarm