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Figure 9 Battery replacement
1
Batteries
2
Release tab
3
Battery cover
Troubleshooting
Refer to the following table for common problem messages or symptoms,
possible causes and corrective actions.
Error/
Warning
Description
Solution
Measurement out
of range.
Insert the probe into the appropriate standard
and read again.
Examine the probe:
• Clean the probe and the membrane.
• Make sure that there are no air bubbles in
the membrane.
• Disconnect the probe and then connect
the probe again.
• Connect a different probe to verify if
problem is with probe or meter.
Battery is low.
Insert new batteries.
E1
Unstable reading
during a stability
measurement or
during calibration.
Make sure that the probe is properly
immersed in the sample.
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