Endress+Hauser Proservo NMS5 Operating Instructions Manual page 89

Proservo NMS5
Diagnostic : Calibration unsuccessful
After calibration G3V7H0 Measured Weight = 0.0 minus value.
0.0g
MEASURED WEIGHT
G3V4H0, H1, H2
correct ?
Yes
Hall sensor
adjustment OK ?
Yes
G3V9H7
a = b = 65000 ?
No
Exchange TCB module,
adjust Hall sensors and
recalibrate.
Calibration OK ?
Endress+Hauser
Input correct values for
No
circumference, wire and
displacer weight, sdjust
Hall sensors, recalibrate.
Adjust Hall sensors,
recalibrate. If G7V4H0
No
thru H4(any) = 0, and does
not respond to adjustment,
exchange detector unit.
Forgot to pick up displacer
Yes
at step 3 of Weight Table
Recalibration. Do again.
Exchange detector unit,
No
adjust Hall sensors and
recalibrate.
Diagnostic : No response to OPERATION
G0V2H0 = LEVEL, G0V2H1 0 = (not LEVEL)
LEVEL
OPERATION
G0V2H0
No
G0V2H4 = LEVEL ?
Yes
No
G0V2H5 = LEVEL ?
Yes
G3V7H0 No
G3V4H2 (+/- 2g)?
Yes
No
EPROM OK in
TCB module
Exchange TCB module,
adjust Hall sensors and
recalibrate.
No
Operation OK ?
10 Diagnosis and Troubleshooting
(not LEVEL)
OPERATION STATUS
G0V2H0
At NRF tank side indicator
set OPERATION = LEVEL
At host CPU and /or
interface set OPERATION
= LEVEL
Adjust Hall sensors and
recalibrate.
Inspect EPROM U2 in TCB
module. Straighten any
bent legs. EPROM should
be inserted rm and level
in socket.
Exchange detector unit,
adjust Hall sensors and
recalibrate.
89