EtherCAT

E = EtherCAT

EtherCAT 1:

EtherCAT symbol lights up green:

The EtherCAT master is active.

EtherCAT 2:

EtherCAT symbol flashes green:

The EtherCAT master is active, the configuration is inactive.

EtherCAT 3:

EtherCAT symbol flashes red:

EtherCAT error.