LEDs

| LED | Color | Display | State | Description | 
|---|---|---|---|---|
| RUN | green | off | Init | State of the EtherCAT State Machine: INIT = initialization of the plug-in module | 
| flashing | Pre-Operational | State of the EtherCAT State Machine: PREOP = function for mailbox communication and different default settings set | ||
| single flash | Safe-Operational | State of the EtherCAT State Machine: SAFEOP = verification of the Sync Manager channels and the distributed clocks. | ||
| on | Operational | State of the EtherCAT State Machine: OP = normal operating state; mailbox and process data communication is possible | ||
| flickering | Bootstrap | State of the EtherCAT State Machine: BOOTSTRAP = function for Firmware updates of the plug-in module | ||
| ERR 1 ... | red | Error indication when measuring range is exceeded or not reached | ||