F109-60

Plausibility fault in the incremental encoder connection

SEW Eurodrive · MOVIDRIVE MDX60B/61B Variable Speed Drive

What does F109-60 mean?

A phase fault has occurred in the incremental or SIN/COS encoder connection. This indicates an issue with the signal integrity from the encoder.

Source: SEW Eurodrive MOVIDRIVE MDX60B/61B Variable Speed Drive
Open Manual (Page 214)