WIKA CPH6300 - Handbuch (Seite 29)

8 Faults
WIKA Operating Instruction, Model CPH6300 29
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7.4 Recalibration
DKD certificate - Certificates:
We recommend that the instrument is regularly recalibrated by the manufacturer, with time
intervals of approx. 12 months. Every factory recalibration includes, additionally, an extensive free-
of-charge check of all system parameters with respect to their compliance with the specification.
The basic settings will be corrected if necessary.
8 Faults
Display Description What to do
or Err.9
No sensor connected Switch off device and connect sensor
Connected sensor or device
defective If 2nd sensor available, check if device is ok.
Return defective device/sensor to
manufacturer for repair
Value extremely out of measuring
range Check: pressure not within sensor range?
No display or
confused
characters,
device does not
react on keypress
Battery empty Replace battery
Mains operation: wrong voltage or
polarity Check power supply, replace it when
necessary
System error Disconnect battery and power supplies, wait
shortly, then reconnect
Device defective Return to manufacturer for repair
Err.1
Measured value above allowable
range Check: pressure not within sensor range?
-> measuring value to high!
Sensor defective Return to manufacturer for repair
Err.2
Measured value below allowable
range Check: pressure not within sensor range?
-> measuring value to low!
Sensor defective Return to manufacturer for repair
Err.3
Display range overflow Check: value above 19999 -> to high to be
displayed
Err.4 Display range underflow Check: value below -19999 (Tara?) -> to low
Er.11
Value could not be calculated Choose different unit
Calculation overflow happened Choose different unit
Err.7 System error Return to manufacturer for repair
– – – –
Sensor not present / recognised reconnect sensor,
during logging: stop the logger and restart it
could not calculate value suitable sensor / unit combination necessary
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 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".
GB