Appendix; Error Messages - Mettler Toledo FiveGo DO meter FG4 Bedienungsanleitung

8 Appendix

8.1 Error messages

Error
Err 0
Err 1
Err 2
Err 3
Err 4
Err 5
Err 9
DO meter FG4
Description
Memory access error
Self-diagnosis failed
Measured values out of range Make sure that the electrode wetting cap has been removed
Measured temperature out of
range (0 to 50 °C)
Cal 2 out of range
Cal 1 out of range
The current data set has al-
ready been stored once
Resolution
Reset to factory settings
Repeat the self-diagnosis procedure and make sure that you
fin ish pressing all five keys within two minutes.
and the electrode is properly connected and placed in the
sam ple solution.
If no electrode is connected, put the shorting plug in the
sock et.
Keep the temperature within the range for calibration or mea-
sure ment (0 to 50 °C).
Make sure you have the correct buffer and that it is fresh.
Disconnect, clean and replace the electrode.
Make sure you have the correct buffer and that it is fresh.
Disconnect, clean and replace the electrode.
A measurement can only be stored once. Perform a new
mea sure ment to store a new data set.
Appendix
15