Liquisys M CUM223/253 Diagnostics and troubleshooting
Endress+Hauser 77
E162 Dosage stop
Check settings in the CURRENT INPUT
and CHECK function groups.
Yes No No - -
E171
Flow in main stream too
low or zero
Restore flow. Yes No No - -
E172
Switch-off limit for
current input exceeded
Check process variables at sending
measuring instrument. Change range
assignment if necessary.
Yes No No - -
E173 Current input < 4 mA
Check process variables at sending
measuring instrument.
Yes No No - -
E174 Current input > 20 mA
Check process variables at sending
measuring instrument. Change range
assignment if necessary.
Yes No No - -
1) PV = Process variable
2) If this error occurs, there is no possibility of starting a cleaning session (field F8 not applicable with this error).
3) Current error messages not applicable via PROFIBUS
Error
no.
Display Tests and/or remedial measures Alarm contact Error current Autom.
cleaning start
PROFIBUS
status
Facty User Facty User Facty User PV
1)
Temp
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