Endress+Hauser Nivotester FTR325 Mode D'emploi page 29

Fault Reason
Does not switch No power or power too low
(green LED does not light up)
Electronic defective
Contacts welded together
(after short-circuit)
Microwave barrier defective
Switches incorrectly Incorrect setting of change-
over switch for limit signal
Permanent alarm Interrupt or short-circuit line
signal to microwave barrier
Microwave barrier defective
Endress+Hauser
Remedy
Check power
6
È
Replace FTR325
Replace FTR325, connect a
fuse into contactor circuit
Replace microwave barrier and
send it to the manufactor for
reconditioning
Correctly set change-over
switch behind front panel
19
È
Check line and connections
13
È
Replace microwave barrier and
send it to the manufactor for
reconditioning
en - Troubleshooting
29