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30
12.3 Error indications
Possible cause
Recommended measures
[Err]
Fault in the electronics
►
Replace the unit.
[SEnS]
• Interfering sources (e.g. EMC)
• Faulty wiring
• Problems with the supply
voltage
►
Check electrical connection.
►
Check the connection between the
sensor and the tank ground.
[FAIL]
Error during adjustment of the
overflow prevention OP:
• overflow prevention covered by
the medium during adjustment
• overflow prevention soiled
• minimum distances too short
• mounting element detected
below the overflow prevention
• measured value not constant
►
Lower the level, if possible.
►
Clean the probe.
►
Observe the notes on installation.
►
Correct the position of the overflow
prevention OP.
►
Repeat the adjustment.
►
Deactivate OP
[SCx] +
LEDs 5...8
Flashing:
short circuit in switching output x
►
Remove the short circuit.
[SC] +
LEDs 5...8
Flashing:
short circuit in all switching
outputs
►
Remove the short circuit.
[PArA]
Faulty data set
►
Reset to factory settings [rES].
12.4 Output response in different operating states
Table
11-1
OUT1...4
Initialisation phase
OFF
Overflow prevention OP not adjusted
OFF
Overflow prevention OP adjusted or deactivated,
normal operation
according to the level and
setting [ou1]...[ou4]
Fault
OFF for [FOUx] = [OFF]
ON for [FOUx] = [On]
13 Technical data
Technical data and scale drawing at www.ifm.com.