Download V15 Wall Mounted FLowmeter User Manual

Version 15 Wall Mounted Flowmeter User Manual
5. Troubleshooting
5.1 Hardware self-diagnosis errors and solutions
The ultrasonic flow meter provides an automatic power-on diagnosis for the hardware problems. When
any message (while power on) in the following table displays, counter-measures should be taken.
Table 1.
Error message on LCD
Causes
Counter-measures
ROM Parity Error
ROM operation illegal/ Error
(1)Reboot the system
(2)Contact the manufacturer
RAM parameters data Error
(1)Reboot the system
(2)If problem persists, press ENT key
to restore the factory default
configuration.
Stored Data Error
System data memorizer Error
System data storing
Error
Power ON again/ Contact with factory
Electro-circuit Hardware Error
CPU electro-circuit Error
Power ON again/ Contact with factory
CPU Clock Speed Error
System clock Error
Power ON again/ Contact with factory
Date Time Error
Number errors
calendar
No
Display.
Erratic
Abnormal Operation
No response to key
or
with
the
Re-set calendar
Problem with wiring
Double check wiring connections
Keypad is locked
Unlock the keypad.
5.2 Working status errors and solutions
While under working status, the ultrasonic flow meter will show Error Code in the lower right corner with
a single letter like I, R etc., on menu windows M00, M01, M02, M03, M90 and M08. When any
abnormal Error Code shows, counter-measures should be taken.
Error
code
Correspondent Message
displayed on M08
Causes
R
System Normal
No error
Detect No Signal
(1)No Signals detected
(2)Transducers
installed
improperly
(3)Too much fouling
(4)Pipe liners are too thick.
(5)Transducer cords are not
I
Counter-measures
34
(1)Polish the pipe surface
and clean the sport.
Remove paint
(2)Make sure the couplant
is enough
(3)Make
sure
the