Siemens A7463 fault code meaning
Siemens / A7463
Series: V90
EPOS: External block change not requested in the traversing block
servo drive
Meaning: Message category: Application/technology function fault (17). An external block transition is not requested in the traversing block with block chaining CONTINUE_EXTERNAL_ALARM. Alarm value (r2124, decimal): Traversing block number. Eliminate the cause of pulse edge suppression at STW1.13.
Possible causes
Source: SINAMICS V90 PROFINET, SIMOTICS S-1FL6 Operating Instructions P392