
9
Reference Manual
00809-0100-4803, Rev DA
Section 5: Troubleshooting
April 2013
Troubleshooting
Section 5 Troubleshooting
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 9
Device diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 9
Measurement quality and limit status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 13
EA Communication Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 14
Measurement troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 15
5.1 Overview
This section contains information for troubleshooting the 3051S MultiVariable Transmitter.
Diagnostic messages are communicated via the LCD Display or a HART host.
5.2 Device diagnostics
5.2.1 HART host diagnostics
The 3051S MultiVariable Transmitter provides numerous diagnostic alerts via a HART host.
These alerts can be viewed in Engineering Assistant 6.1 or later, 475 Field Communicator, or
AMS Device Manager.
Tab le lists the possible diagnostic alerts that may be shown with the 3051S MultiVariable
Transmitter. The tables also give a brief description of what each alert indicates and the
recommended actions.
Tab le 5 -2 provides summarized maintenance and troubleshooting suggestions for the most
common operating problems. If a malfunction is suspected despite the absence of any
diagnostic messages on the 475 Field Communicator or host, follow the procedures described
here to verify that transmitter hardware and process connections are in good working order.
5.2.2 LCD display diagnostics
In addition to output, the LCD displays abbreviated operation, error, and warning messages for
troubleshooting. Messages appear according to their priority; normal operating messages
appear last. To determine the cause of a message, use a HART host to further interrogate the
transmitter. A description of each LCD diagnostic message follows.
Error messages
An error indicator message appears on the LCD display to warn of serious problems affecting the
operation of the transmitter. The LCD displays an error message until the error condition is
corrected; ERROR appears at the bottom of the display.
Warning messages
Warning messages appear on the LCD display to alert the user of user-repairable problems with
the transmitter, or current transmitter operations. Warning messages appear alternately with
other transmitter information until the warning condition is corrected or the transmitter
completes the operation that warrants the warning message.
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