Service; Converter Check List - Siemens MAG 1100 Handbook


SITRANS F M MAGFLO

9. Service

9.1

Converter check list

YES
Power on converter,
display light on
NO
Check cables/connections
YES
Check connection board
Check pins in converter
multiplug - OK
NO
Correct fault
74
9. Service
Often problems with unstable/wrong measurements occur due to insufficient/wrong earthing or
potential equalization. Please check this connection. If OK, the SITRANS F M MAGFLO
verter can be checked as described under 9.1 and sensor under 9.3.
When checking SITRANS F M MAGFLO
check the signal converter is to replace it with another MAG 5000/6000 converter with a similar
power supply.
A replacement can easily be done as all settings are stored in and downloaded from the

SENSORPROM unit - no extra settings need to be made.
If no spare converter is available - then check converter according to check table.
YES
Output Display defect
readings OK Change display
NO
Converter
defective
DKFD.PS.027.W3.02

installations for malfunction the easiest method to
YES
Error triangles flashing
NO
YES
Output and display
readings OK ?
NO
Check cables/connections
YES
Check connection board
Check pins in converter
multiplug - OK
NO
Correct fault

con-
Check error table
Converter OK -
Check settings/application
Check installation/sensor/
earthing connection etc.