Siemens F31161 fault code meaning
Siemens / F31161
Series: G120-CU240B-E-2, G120-CU250S-2
Encoder 1: Analog encoder channel B fault
converter
Meaning: The analog encoder input voltage exceeded the permissible limits.
Possible causes
Source: SINAMICS G120, Control Unit CU240B-2_CU240E-2 P786; SINAMICS G120, Control Unit CU250S-2 P1509
Series: S110
Encoder 1: Analog encoder channel B fault
servo drive
Meaning: The analog encoder input voltage exceeded the permissible limits.
Possible causes
Source: SINAMICS S110 P1123
Series: S220
Motor encoder: Analog encoder channel B fault
converter
Meaning:
Possible causes
Source: SINAMICS S220 converter P2526