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LCL2
Fault
Reason
Does not switch
No power (green LED does not light
up)
Dielectric
of material too low
r
Poor ground connection
Probe touches vessl wall
Probe touches outlet cone
Too much build-up on probe tip
Probe pulled down > red LED flashes
Electronics in probe or housing are
defective > red LED flashes
AC version: Contacts melted together
(after short-circuiting)
Switches
MIN-/MAX fail- safe mode set wrongly
incorrectly
Sporadic faulty
DC version: Output overloaded
switching
Probe oscillates
Filling curtain sometimes touches
probe
Probe touches material building on
vessel wall
Water in housing
Remedy
Check power
Change switch settings on electronic
insert
Check ground connection to silo or
metal parts
Straighten rope
Shorten rope (see "Accessories") or
select another mounting point
Change switch settings on electronic
insert or clean probe
Replace the device; select another
mounting point
Replace the dvice
Replace the device; connect a fuse
into contactor circuit
Set correct mode at electronic insert
Reduce load, (cable) capacitance
Tension probe
Redirect curtain or select another
mounting point
Clear vessel wall of building-up or
select another mounting point
Screw cover and cable gland tight
EN
Trouble-shooting
21
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