"F-RUN" LED

The following table shows the states of the "F-RUN" LED:

LED state

Meaning

Flashing sequence

Device identification for safety key ID query.

Red, flashing slowly

Device identification for parameterization.

Red, flashing rapidly

Firmware update, do not switch the device off.

Red

Critical fault (cannot be acknowledged).

Yellow

STO safety sub-function is active.

Yellow, flashing slowly

Device in operating state with one or more of the following constraints:

  • The assembly controls inverters
  • Test mode
  • Referencing active

Green, flashing slowly

Acceptance of the assembly has not yet taken place.

Green, flashing rapidly

  • Device booting up or initializing
  • Device in parameterization state

Green

Device in operating state and parameter set approved.

Off

Device off.