Faults - WIKA OLS-C01 Manual De Instrucciones

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5. Commissioning, operation / 6. Faults
For horizontal installation in a fitting and installation from the bottom, make sure there is
a drainage inclination in order to avoid residual liquid in the fitting/pipe and, with that, the
resulting faulty detection of the media.
5.2 Electrical connection
see product label
The instrument must be grounded via the process connection.

6. Faults

The following table contains the most frequent causes of faults and the
necessary countermeasures.
Faults
No function
Despite a change in
level, no alteration in the
display and no switching
of the output
Instrument responds
inversely
Instrument obviously
does not respond or
responds too slowly on a
change of level
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.
▶ 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".
WIKA operating instructions models OLS-C01 ... OLS-C05, OLS-F1, OLS-5200
Causes
Failure in power supply
Glass tip dirty
Glass tip too close to an opposite
surface
Glass tip defective
Liquid in the fitting cannot run out
Wrong switching function
(normally open, normally closed)
Switching delay
Measures
Measure voltage, check cable or
plug connection
Clean the glass tip (introduce
service intervals)
Increase the distance, change
the mounting location
Replace instrument
Check installation
Replace instrument / match to
control
Use an instrument with suitable
switching delay
EN
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