How can resolve problem F056 fault in siemens 6RA70 DC Drive ?
Cause : Important parameter is not set (active in operating states of ≤ o6) This fault message is activated if certain parameters are still set to 0.
Fault value:
1 Speed controller actual value selection in P083 is still set to 0
2 Rated motor armature current in P100 is still set to 0.0
3 Rated motor field current in P102 is still set to 0.00 (fault message only when P082 ≠ 0)
4 Rated DC current of external field device is still set to 0.00 in U838 (error message if P082 >= 21 only)