Metrohm 875 KF Gas Analyzer - Manual (Page 45)

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6 Troubleshooting
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yes no no
no
Drift > 6 µg/min
Drift diagnosis
method
→
Drift rise as a result of
rinsing > 3 µg/min
Exchange
catholyte
Dryness level of
rinsing gas?
Replace molecular
sieve cartridge
Drift < 6 µg/min? Drift < 6 µg/min?
Rinse gas-
carrying system
Exchange
anolyte
Contact Metrohm
Service
End
Figure 9 Systematic procedure for identifying the cause of drift rises