Troubleshooting
Error
Chlorine concentration
exceeds permissible
maximum concentra‐
tion
No output signal
32
Possible effect
Sensor signal breaks down
Danger of over-metering
No output signal. Signal = (0 mA)
Remedy
Treat gold electrodes
with emery
Concentration must
always be within the
specified measuring
range
Electronic assembly is
defective
Sensor must be sent
to ProMinent for pro‐
cessing