7. Maintenance, cleaning and servicing (recalibration) / 8. Faults
7.3 Recalibration
DKD/DAkkS certificate - Certificates:
GB
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 compli-
ance with the specification. The basic settings will be corrected if necessary.
8. Faults
Display
SEnS
Erro
or Err.9
- - - -
- - - -
No display or
strange sym-
bols, device is
not respond-
ing to input
32
Meaning
Low battery power, device will only
work for a short while longer
Battery flat
Mains operation without battery:
incorrect voltage
No sensor connected
Connected sensor or device faulty
Value significantly out of measuring
range
Logger data is being read by the
serial interface
Battery flat
Mains operation without battery:
incorrect voltage or polarity
System error
Instrument faulty
Measures
Replace battery
Replace battery
Check power supply, change it if
necessary
Switch off device and connect
sensor
If second sensor available, check
if device is ok. Return defective
device/sensor to manufacturer for
repair
Check: pressure not within sensor
range?
When the data transfer is complete
the device will automatically return
to normal measuring display, no
remedy necessary
Replace battery
Check power supply, change it if
necessary
Disconnect battery or power supply,
wait a while, re-connect
Return to manufacturer for repair
WIKA operating instructions, model CPH62I0