Troubleshooting
TARAtec 9/10
31 / 44
Fault
Cause
Corrective action
Lack of galvanic
isolation
Create galvanic
isolation.
Return the sensor to
the supplier for
checking /
reconditioning.
The sensor is defective.
Return the sensor to
the supplier for
checking /
reconditioning.
Unstable
measured value
Membrane torn.
Change the
membrane cap (see
section 7.2, p. 26).
Air pockets between the
G-holder/membrane/
working electrode
Unscrew the
membrane cap.
Using tweezers,
remove the G-holder
from the membrane
cap.
Repeat
commissioning (see
section 4.2, p. 16).
Gas bubbles on the
outside face of the
membrane
Temporarily increase
the flow rate.
Check the installation
and modify it.
Pressure fluctuations in
the measuring water
Check the type of
installation and modify
it.
