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214 Micro Motion
®
Series 3000 MVD Transmitters and Controllers
Diagnostics and Troubleshooting
A026 Xmtr Comm
Problem
Communication
errors between
transmitter and
core processor.
Fault No No If the custody transfer
application is installed, the
core processor may have
been disconnected or
replaced. See Section 22.9.
Check wiring between
transmitter and core
processor (remote core
processor with remote
transmitter installations).
Check for noise in wiring or
transmitter environment.
Check the core processor
LED. See Section 22.19.1.
Check that the core
processor is receiving power.
See Section 22.11.1.
Perform the core processor
resistance test. See
Section 22.19.2.
A028 Xmtr Write Error Attempt to write
to the core
processor has
failed.
Fault No No Cycle power to the
flowmeter.
The flowmeter might need
service. Contact Micro
Motion customer service.
A031
(2)
Low Power The core
processor is not
receiving enough
power.
Fault No No Check the power supply and
all power wiring.
A103
(1)
Data Loss
Possible
Core processor
unable to store
totalizer values
on last power
down.
Info Yes No Cycle power to the
flowmeter.
View the entire current
configuration to determine
what data were lost.
Configure any settings with
missing or incorrect data.
The flowmeter might need
service. Contact Micro
Motion customer service.
A107 Power Reset Transmitter has
been restarted.
Info Yes No No action required.
A112
(3)
Upgrade
Software
Trans mitter
software is
downlevel from
core processor
software.
Info Yes No Upgrade software. Contact
Micro Motion customer
service. Note that the device
is still functional.
A129 PPI Display Error (Custody transfer
only) Readback
function from
transmitter
display indicates
error or failure.
Info Yes No Cycle power to the
flowmeter. If the problem
persists, contact Micro
Motion customer service.
Table 22-4 Electronics alarms continued
Alarm
number
Maintenance
menu listing Description
Alarm severity
Affected
by fault
timeout User actionsDefault
User
config?