IM-P505-02-US Issue 1
75
UTM20 Series Ultrasonic Transit-time Flowmeters
11.5 Warning and Alarm Message Codes
Failure Codes
Code Description Correction
F02 ELECTRONIC ERROR Multiple watchdog timeouts occurred Contact factory
F03 ELECTRONIC ERROR
Voltage levels are out of
specification
Reboot transmitter; If error repeats,
repair or replace transmitter
F10 LOW SIGNAL Signal strength is below cutoff
Check for empty pipe, transducer
spacing and parameter settings
F11 HIGH SIGNAL Signal strength is oversaturated
Change transducer mounting for
more paths or enable shunt resistor
F20 RTD #1 ERROR Unable to detect RTD #1 Check wiring to RTD #1 connector
F21 RTD #2 ERROR Unable to detect RTD #2 Check wiring to RTD #2 connector
Check Function Codes
Code Description Correction
C01 CURRENT TEST Current output is in test mode
Change Current Output from Test
Mode
C10 OUTPUT #1
FREQUENCY TEST
Output #1 is in frequency test mode Change Output #1 from Test Mode
C11 OUTPUT #1 PULSE TEST Output #1 is in pulse test mode Change Output #1 from Test Mode
C12 OUTPUT #1 SWITCH TEST Output #1 is forced on or off Change Output #1 from Test Mode
C20 OUTPUT #2
FREQUENCY TEST
Output #2 is in frequency test mode Change Output #2 from Test Mode
C21 OUTPUT #2 PULSE TEST Output #2 is in pulse test mode Change Output #2 from Test Mode
C22 OUTPUT #2 SWITCH TEST Output #2 is forced on or off Change Output #2 from Test Mode
C30 OUTPUT #3
FREQUENCY TEST
Output #3 is in frequency test mode Change Output #3 from Test Mode
C31 OUTPUT #3 PULSE TEST Output #3 is in pulse test mode Change Output #3 from Test Mode
C32 OUTPUT #3 SWITCH TEST Output #3 is forced on or off Change Output #3 from Test Mode
C41 AUX #1 PULSE TEST Aux Output #1 is in pulse test mode
Change Aux Output #1 from Test
Mode
C42 AUX #1 SWITCH TEST Aux Output #1 is forced on or off
Change Aux Output #1 from Test
Mode
C51 AUX #2 PULSE TEST Aux Output #2 is in pulse test mode
Change Aux Output #2 from Test
Mode
C52 AUX #2 SWITCH TEST Aux Output #2 is forced on or off
Change Aux Output #2 from Test
Mode
C60 SIMULATION MODE Meter is running flow simulation Deactivate Simulation Mode
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