Proline Prosonic Flow 91
Troubleshooting
Hauser
57
8.2.2
Category C diagnosis code messages
Code on
local display
Cause
Remedy
(Spare parts
Device behavior:
factory setting
( ) = options
C 281
Initialization
Initialization is running.
All outputs are set to 0.
Wait until the procedure is finished.
Notice
(–)
C 284
Software update
Loading new software version. Currently
no other functions are possible.
Wait until the procedure is finished. The device will restart
automatically.
Alarm
(–)
C 411
Upload/download
Up- or downloading the device data via
configuration program. Currently no
other functions are possible.
Wait until the procedure is finished.
Notice
(–)
C 431
Calibration
Static zero point adjustment is not
possible or was canceled.
Check that the flow velocity is = 0 m/s.
Alarm
(–)
C 453
Hide value
Positive zero return active.
"
Caution!
This is the highest priority notice
message.
Switch off positive zero return.
Notice
(–)
C 461
Signal output
Current adjustment is active.
End current adjustment.
Alarm
(–)
C 481
Diagnosis active
The measuring device is being checked
on site via the test and simulation device.
–
Notice
(–)
C 482
Simulation outp.
Simulation current output active
Switch off simulation
Notice
(–)
Simulation frequency output active
Simulation pulse output active
Simulation status output active
C 484
Simulation error
Simulation of response to error (outputs)
active
Switch off simulation
Alarm
(–)
C 485
Simulation value
Simulation of volume flow active
Switch off simulation
Notice
(–)
