Troubleshooting
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TARAtec 9/10
Fault
Cause
Corrective action
Lack of galvanic
isolation
Create galvanic
isolation.
Return the sensor to
the supplier for
checking /
reconditioning.
The reference electrode
is exhausted and/or
contaminated.
3
Return the sensor to
the supplier for
checking /
reconditioning.
Overdriving
4
Excessive concentration
of disinfectant in the
measuring water
Check the system.
Remedy the faults.
Calibrate the sensor
(see section 5, p. 23).
Perform maintenance
on the sensor (see
section 7, p. 25).
Run-in time too short.
Wait until the run-in
time has elapsed (see
section 4.5, p. 22).
The membrane is
damaged.
Change the
membrane cap (see
section 7.2, p. 26).
Flow rate too high
Check the system.
Reduce the flow rate.
3
The reference electrode has a silvery sheen or is white. The usual
colour on the other hand is brown/grey.
4
See Tab. 7, p. 34
