What to do if...
ProLab 2000
100
ba75577e03
11/2009
Warning
[TempErr]
Warning
[ISEErr]
6.3
Conductivity measurement
Conductivity measuring
cell was not recognized
Error message,
Error
(invalid
calibration)
CalClock flashes
6.4
D.O. measurement
D.O. sensor was not
recognized
Cause
Remedy
– Temperature difference
between measurement and
calibration greater than 2 K.
– Adjust the temperature of
the test sample
Cause
Remedy
– Electrode voltage outside
calibrated range
– Recalibrate
Cause
Remedy
– Measuring cell not connected
– Connect measuring cell
– Cable broken
– Replace measuring cell
Cause
Remedy
– Measuring cell contaminated
– Clean cell and replace it if
necessary
– Unsuitable control standard
– Use control standard,
0.01 mol/l KCl
Cause
Remedy
– Calibration interval expired
– Recalibrate the measuring
system
Cause
Remedy
– Sensor not connected
– Connect probe
– Cable broken
– Replace probe