What to do if...
149
6.2
ISE system messages
Cause
Remedy
pH electrode:
– pH electrode unsuitable
– Use suitable electrode
– Temperature difference
between buffer and
sample too large
– Adjust temperature of
buffers or samples
– Measuring procedure not
suitable
– Follow special procedure
Cause
Remedy
Ion sensitive electrode:
– Not connected
– Connect electrode
– Cable broken
– Replace electrode
Cause
Remedy
Ion sensitive electrode:
– Slope not in the range
50 ... 70 mV or
23 ... 35 mV
– Replace electrode
– Recalibrate
– Moisture in the plug
– Dry plug
– Electrode obsolete
– Replace electrode
– Electrode broken
– Replace electrode
Measuring instrument:
– Calibration procedure:
order of the standards
wrong in three point
calibration
– Select correct order
– Socket moist
– Dry socket
Obviously incorrect
measured values
values
Error message
0FL
0FL
0FL
0FL
Error message,
E3
E3
E3
E3
Summary of Contents for inoLab Oxi Level 2
Page 12: ...Safety 96 ...
Page 78: ...Technical Data 158 ...
Page 81: ...Appendix 165 9 Appendix ...