Table of Contents
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What to do if...
Obviously incorrect
measured values
Sensor symbol flashes
84
Cause
pH electrode:
– Not connected
– Cable broken
– pH electrode unsuitable
– Temperature difference
between buffer and test
sample too high
– Measurement procedure not
suitable
Cause
– Calibration interval expired
pHotoFlex
Remedy
– Connect electrode
– Replace cable or electrode
– Use suitable electrode
– Adjust temperature of buffer
or sample solutions
– Follow special procedure
Remedy
– Recalibrate the measuring
system
ba75975e05
®
pH
10/2017
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