Siemens 174 fault code meaning
Siemens / 174
Series: SIMODRIVE 611U
Passive referencing not possible
servo drive
Meaning: For the passive referencing, the encoder interface must be switched as input and the ”Positioning” mode must be set.
Possible causes
Source: SIMODRIVE 611 universal Function Manual FBU 05/2010 (EN, Siemens official site) 7.3