F108-64

Internal processing fault in user program

SEW Eurodrive · MOVIDRIVE MDX60B/61B Variable Speed Drive

What does F108-64 mean?

An internal processing fault occurred within the user program on the DCS..B option. This indicates a problem with the custom logic or application running on the option.

Source: SEW Eurodrive MOVIDRIVE MDX60B/61B Variable Speed Drive
Open Manual (Page 208)