Siemens SITRANS F M MAG 5000 Operating Instructions Manual page 62

Troubleshooting/FAQs
Symptom Output
signals
Maximum
Measuring approx.
50%
Loss of totalizer data OK
##### Signs in OK
display
60
Error Cause
code
F71 Loss of internal data
W30 Flow exceeds 100% of Qmax.
W21 Pulse overflow
Volume/pulse too small
Pulse width too large
Missing one electrode
connection
W20 Initializing error
Totalizer roll over
Remedy
Replace MAG 5000/6000
Check Q (Basic Settings)
max
Change volume/pulse
Change pulse width
Check cables
Reset totalizer manually
Reset totalizer or increase totalizer
unit
SITRANS F M MAG 5000/6000
Operating Instructions, 01/2010, SFIDK.PS.026.G1.02