Siemens F31850 fault code meaning
Siemens / F31850
Series: G120-CU250S-2, G120D
Encoder 1: Internal software error in encoder evaluation
converter
Meaning: An internal software error occurred in the encoder module for encoder 1.
Possible causes
Source: SINAMICS G120, Control Unit CU250S-2 P1063; SINAMICS G120D Control Unit CU240D- 2_CU250D- 2 P945
Series: G130-G150
Encoder 1: Sensor Module, internal software error
converter
Meaning:
Possible causes
Source: G150 P943
Series: S110
Encoder 1: Internal software error in encoder evaluation
servo drive
Meaning: An internal software error occurred in the encoder module for encoder 1.
Possible causes
Source: SINAMICS S110 P1139
Series: S200
Motor encoder: Encoder detects an internal software error
servo drive
Meaning: An internal software error occurred in the encoder module for the motor encoder.
Possible causes
Source: SINAMICS S200 PROFINET_SIMOTICS S-1FL2 P586
Series: S210
Encoder 1: Internal software error in encoder evaluation
servo drive
Meaning:
Possible causes
Source: SINAMICS S210_SIMOTICS S-1FK2 and S-1FT2 P939