Faults - WIKA CPH7650 Betriebsanleitung

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8. Faults

8. Faults
Indication
OL
-OL
No display or
undefinable
characters,
instrument is not
responding to a push
of a button
CAUTION!
If faults cannot be eliminated by means of the measures listed above, the
hand-held pressure calibrator must be shut down immediately, and it must
be ensured that pressure and/or signal are 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, please follow the instructions given in chapter 9.2
„Return".
WIKA operating instructions, model CPH7650
Cause
Low battery voltage,
functioning is only guaranteed
for a short period of time
Reading is significantly above
or below the measuring range
Battery is empty
System error
Technical fault
Measures
Charging the battery
Check: Is the pressure within the
permissible measuring range of the
sensor?
→ Reduce the applied pressure
Charging the battery
Switch off the instrument, wait for a
short period of time, switch on again
Send in for repair
EN
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