Siemens SITRANS FC430 Operating Instructions Manual page 207

ID/ Diagnostic
Icons
71 Parameter storage malfunction
72 Internal error in sensor
73 Internal error in sensor
74 Internal error in sensor
75 Internal error in sensor
76 Internal error in sensor
77 Internal error in sensor
78 Unstable measurement condi‐
tion
FC430 (From firmware 4.0)
Operating Instructions, 06/2017, A5E39789392-AA
Action
Turn off the power, wait 5 seconds and turn on
the power again. If the failure continues then
contact your local Siemens representative
Contact your local Siemens representative
Contact your local Siemens representative
Contact your local Siemens representative
Contact your local Siemens representative
Contact your local Siemens representative
Contact your local Siemens representative
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
Comments
207