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En - Trouble-Shooting - Endress+Hauser Minicap FTC260 Mode D'emploi

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Fault
Reason
Does not switch
No power (green LED does not light up) Check power
Dielectric
r of material too low
Poor ground connection
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
Filling curtain sometimes touches probe
Probe touches material building on vessel
wall
Water in housing
Endress+Hauser
Remedy
Change switch settings on electronic insert
Check ground connection to silo or metal parts
Select another mounting point
Change switch settings on electronic insert or
clean probe
Replace FTC260; select another mounting
point
Replace FTC260
Replace FTC260; connect a fuse into contactor
circuit
Set correct mode at electronic insert
Reduce load, (cable) capacitance
Redirect curtain or select another mounting
point
Clear vessel wall of building-up or select
another mounting point
Screw cover and cable gland tight

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