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Reference Manual
00809-0100-4860, Rev BC
Section 5: Troubleshooting
January 2013
Troubleshooting
5.4 Diagnostic messages on LCD
In addition to the output, the LCD indicator displays diagnostic messages for troubleshooting
the flowmeter. These messages are as follows:
SELFTEST
The flowmeter is in the process of performing an electronics self test.
FAULT_ROM
The flowmeter electronics has undergone a EPROM checksum fault. Contact your Field Service
Center.
Figure 5-4. Noisy Signals
Figure 5-5. Improper Sizing/Filtering
Vortex Signal
(TP1)
Trigger
Level
Shedding
Frequency
Output
0
3.0 V
0
Shedding
Frequency
Output
0
3.0 V
0
Vortex Signal
(TP1)
Trigger
Level