Emerson Rosemount 3051 Manual page 91

Manual
00809-0100-4007
Recommended actions
Button Stuck
At least one button on the transmitter display or in the housing is stuck.
Graphical LCD
display
LCD display
Local operator
interface (LOI)
Recommended actions
Display Communication Failure
The electronic circuit board has lost communication with the display. Note that the
contents being displayed may not be correct.
Graphical LCD
display
LCD display
Local operator
interface (LOI)
Recommended actions
Loop Integrity Diagnostic
The Loop Integrity Diagnostic has detected a deviation of the terminal voltage outside of
the configured limits. This may indicate degraded or loop integrity.
Graphical LCD
display
Emerson.com/Rosemount
1. Verify the conditions of the process where the transmitter is installed.
2. Check the surrounding equipment and process for the following conditions:
• Plugged impulse line
• Plugged flow element
• Agitation loss
Button Stuck
STUCK BUTTON
STUCK BUTTON
1. Check that the buttons on the housing are not depressed.
2. Remove the front housing cover (considering hazardous location requirements)
and ensure that display buttons (if existing) are not depressed.
3. If the buttons will not be used, disable them.
4. Replace the display if it contains buttons.
5. Replace the electronic circuit board.
N/A
N/A
N/A
1. Remove the front housing cover (considering hazardous location requirements)
and check that the display assembly is properly seated and connected to the
electronic circuit board.
2. Replace the display.
3. Replace the electronic circuit board.
Loop Integrity Diagnostic
Troubleshooting
March 2023
91