Vibracon LVL-B1, LVL-B2
EN
Trouble-shooting
30
Fault
Reason
Does not switch
No power
Faulty signal line
Faulty electronic insert
Density of bulk solids too low
Rod encrusted
FEM24 (WA):
Contacts welded together
(after short-circuit)
Switches
Min-/Max-fail-safe mode set
incorrectly
wrongly
Sporadic faulty
Extreme RFI
switching
Extreme vibration
Water in housing
FEM22 (E5):
Output overloaded
Remedy
Check power
Check signal line
Exchange
Set density to > 200 g/l at electronic
insert; see page 18
Clean rod
Exchange FEM24 (WA); put fuse in
contact circuit
Set correct mode at electronic
insert
Use screened cable
Decouple sensor mechanically, turn
oscillating rod 90°
Drain;
Screw cover and cable bushings
tight
Reduce load, (cable) capacitance