Emerson Rosemount 3051S MultiVariable - Page 132

Table 5-1: Diagnostic Message Troubleshooting (continued)
LCD display messages Host diagnostic
message
Possible problems Recommended
actions
FLOW LIMIT Energy Flow Out of
Limits
The energy flow value
is exceeding the flow
rate operating limits.
Verify the process
conditions, and modify
the flow configuration
parameters and
operating ranges as
needed.
LCD UPDATE ERROR LCD Update Error The LCD display is not
receiving updates from
the feature board
electronics.
Examine the LCD
display Connector and
reset the LCD display. If
the problem persists,
first replace the LCD
display then replace
the feature board
electronics if
necessary.
(LCD is blank) LCD Update Error The LCD display is no
longer powered.
Examine the LCD
display connector and
reset the LCD display. If
the problem persists,
first replace the LCD
display then replace
the feature board
electronics if
necessary.
PT LIMIT Process Temperature
Out of Limits
The process
temperature sensor is
exceeding the user
defined sensor limits.
Verify the process
conditions and adjust
limits if necessary.
Check the process
temperature sensor
and replace if
necessary.
RVRSE FLOW Reverse Flow Detected The transmitter is
measuring a negative
differential pressure.
Verify the process
conditions and the
transmitter
installation.
SNSR COMM ERROR Module
Communication
Failure
Communication
between the sensor
module and the
feature board
electronics have been
lost.
Verify the connection
between the sensor
module and the
feature board
electronics. Replace
the SuperModule
assembly and/or
feature board
electronics if
necessary.
Troubleshooting Reference Manual
October 2018 00809-0100-4803
132 Rosemount 3051S Multivariable Transmitter