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ID/
Icons
Diagnostic
Action
Comments
71
Parameter storage malfunction
Turn off the power, wait 5 seconds and turn on
the power again. If the failure continues then
contact your local Siemens representative
72
Internal error in sensor
Contact your local Siemens representative
73
Internal error in sensor
Contact your local Siemens representative
74
Internal error in sensor
Contact your local Siemens representative
75
Internal error in sensor
Contact your local Siemens representative
76
Internal error in sensor
Contact your local Siemens representative
77
Internal error in sensor
Contact your local Siemens representative
78
Unstable measurement condi‐
tion
Check if air is present in the liquid and that the
flowmeter is operated within its specifications.
Diagnosing and troubleshooting
10.2 Fault codes and corrective actions
FC430 (From firmware 4.0)
Operating Instructions, 06/2017, A5E39789392-AA
207