WIKA IL-10 Mode D'emploi page 20

6. Faults
Faults
Signal span drops/too small
EN
Signal span varies
Signal span inaccurate
Deviating zero point signal
Zero point signal too low/high
Too hot case surface
No output signal
20
Causes
Diaphragm damaged, e.g. due to impacts,
abrasive/aggressive medium; corrosion at
diaphragm/process connection
Moisture has entered
Operating temperature too high/low
Operating temperature too high/low
Medium or ambient temperature too
high/low
Diaphragm damaged, e.g. due to impacts,
abrasive/aggressive medium; corrosion at
diaphragm/process connection
Operating temperature too high/low
Moisture has entered
Permissible ambient and medium tempe-
rature exceeded
No/wrong power supply
WIKA operating instructions submersible pressure transmitter model IL-10
Measures
Replace instrument
Fit the cable correctly
Insert the filter element
Observe the permissible temperatures
Observe the permissible temperatures
Operate the instrument within the permis-
sible temperature range; note the permissi-
ble temperature error
Replace instrument
Observe the permissible temperatures
Fit the cable correctly, insert the filter
element
Cool ambient and medium temperature
to the maximum permissible temperature
ranges, at the very least
Rectify the power supply