Faults - WIKA NS 100 Mode D'emploi

7. Faults

7. Faults
Personnel: Skilled personnel
EN
CAUTION!
Physical injuries and damage to property and the
environment
If faults cannot be eliminated by means of the listed
measures, the instrument must be taken out of operation
immediately.
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For contact details see chapter 1 "General information".
Faults
No pointer movement de-
spite change in pressure.
After depressurisation,
the pointer remains just
above the zero point.
28
Ensure that there is no longer any pressure present and
protect against being put into operation accidentally.
Contact the manufacturer.
If a return is needed, please follow the instructions given in
chapter 8.2 "Return".
Causes
Movement blocked.
Pressure element defective.
Pressure port blocked.
Friction in the movement.
Instrument was overloaded.
Material fatigue of the
pressure element.
WIKA operating instructions pressure gauge, model 2 per ATEX
Measures
Replace instrument.
Tap lightly on the case.
Replace instrument.