Faults - Wika R-1 Mode D'emploi

5. Faults

5. Faults
NOTE
If faults cannot be eliminated by means of the listed measures, take the instrument out of operation
immediately.
▶ Contact the manufacturer.
If a return is needed, please follow the instructions given in chapter } 7.2 Return.
▶
NOTE
For contact details, see chapter
instructions.
In the event of any faults, first check whether the instrument is mounted correctly, mechanically and electrically.
Faults
No output signal
Deviating zero point signal
Deviating zero point signal
Constant output signal upon change
in pressure
Signal span varies
Signal span varies/inaccurate
Signal span drops / too small
WIKA Operating instructions, model R-1
} 1 General information
Causes
Cable break
Overpressure limit exceeded
Working temperature too high/low
Mechanical overload caused by
overpressure
EMC interference sources in the
environment, e.g., frequency converter
Working temperature too high/low
Mechanical overload caused by
overpressure
or the back page of the operating
Measures
Check the continuity
Observe the permissible overpressure
limit
Observe the permissible temperatures
Replace instrument; if it fails repeatedly,
contact the manufacturer
Use shielded cable; remove source of
interference
Observe the permissible temperatures
Replace instrument; if it fails repeatedly,
contact the manufacturer
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