Siemens F07481 fault code meaning
Siemens / F07481
Series: G120-CU250S-2, G120D, G130-G150, S120-S150
EPOS: Axis position < negative software limit switch
converter
Meaning: The current axis position is below the negative software limit switch position.
Possible causes
Source: SINAMICS G120, Control Unit CU250S-2 P1389; SINAMICS G120D Control Unit CU240D- 2_CU250D- 2 P879; SINAMICS G130_G150 P1626; SINAMICS S120_S150 P2771
Series: G210, G220, S220
EPOS: Axis position < negative software limit switch
converter
Meaning: The current axis position is below the negative software limit switch position.
Possible causes
Source: SINAMICS G210 converter P1125; SINAMICS G220 converter P1343; SINAMICS S220 converter P2310
Series: S110
EPOS: Axis position < negative software limit switch
servo drive
Meaning: The current axis position is below the negative software limit switch position.
Possible causes
Source: SINAMICS S110 P1026
Series: S200
EPOS: Axis position < negative software limit switch
servo drive
Meaning: The current axis position is below the negative software limit switch. System messages 12.3 Faults and alarms SINAMICS S200 Compact Servo Drive System with SIMOTICS S-1FL2 or S-1FL1 Operating Instructions, 10/2025, FW V6.5 HF1, A5E54029715B AB 501
Possible causes
Source: SINAMICS S200 Compact_SIMOTICS S-1FL2 and S-1FL1 P503
Series: S210
EPOS: Axis position < negative software limit switch
servo drive
Meaning: The current axis position is below the negative software limit switch position.
Possible causes
Source: SINAMICS S210_SIMOTICS S-1FK2 and S-1FT2 P1331