A7471 fault in siemens sinamics V90 drive

A7471 alarm in siemens sinamics V90 drive indicates the EPOS Traversing block target position is outside the modulo range. This means the block's coordinate is invalid based on the configured rotary modulo settings. 

Cause: In the traversing block the target position lies outside the modulo range.

Remedy:
  • In the traversing block, correct the target position.
  • Change the modulo range (p29246).

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