Wika LSD-30 Bedienungsanleitung PDF herunterladen (Seite 25)

25WIKA operating instructions level switch model LSD-30

Error Description

ATT1 On changing the switch point, the system automatically reduces the reset point.

ATT3 Password entered for menu access is incorrect.

ERR Internal error

OL Sensor burnout

UL Sensor short-circuit

Acknowledgement of an error display by pressing the "Enter" key.

Problem Possible cause Measure

No output signal Cable break Check the continuity

No output signal/line break Mechanical load too high Replace sensor with a suitable design

No output signal No/wrong power supply Rectify the power supply

No/wrong output signal Wiring error Observe the pin assignment

Constant output signal upon

change in level

Specic gravity of the medium too low

Float jammed or damaged

Check the oat for adjustment to specic

gravity

Check the output signal. Check the

instrument for contamination or defects

Signal span too small Power supply too high/low Rectify the power supply

Signal span drops Moisture has entered Assemble the cable correctly

Output signal not proportional to

the level

Specic gravity range of the oat not

suitable

Check the S.G. specications for the

oat

Output signal interference Outer magnetic eld Remove source of interference

If complaint is unjustied, we will charge you the complaint processing fees.

CAUTION!

If faults cannot be eliminated by means of the measures listed above, the instrument must

be shut down immediately, and it must be ensured that signal is no longer present, and it

must be prevented from being inadvertently put back into service. In this case, contact the

manufacturer. If a return is needed, follow the instructions given in chapter 9.2 "Return".

11613033.01 01/2012 GB/D/F/E

8. Faults

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Wika LSD-30 Bedienungsanleitung Seite 25