Siemens F031 fault code meaning
Siemens / F031
Series: 6RA70
Speed controller monitoring
DC drive
Meaning: (Valid in operating statuses – –, I, II.) Monitoring responds if the difference between the connectors selected in P590 and P591 (factory setting: difference between speed controller setpoint and actual value) exceeds the value set in parameter P388 for longer than the time set in parameter P390. Possible fault causes: Control circuit open. Controller not optimized. Incorrect parameter setting for P590 or P591. 10.1.2.6 External fault.
Possible causes
Source: 6ra70_c P424