LEDs

LEDs 1:
LEDs, taking the EL3602 as an example for 2 channel, the EL3621-0020 for 1 channel

LEDs

LED

Color

Meaning

RUN

green

These LEDs indicate the terminal's operating state:

off

State of the EtherCAT State Machine: INIT = initialization of the terminal

flashing

State of the EtherCAT State Machine: PREOP = function for mailbox communication and different standard-settings set

single flash

State of the EtherCAT State Machine: SAFEOP = verification of the Sync Manager channels and the distributed clocks.
Outputs remain in safe state

on

State of the EtherCAT State Machine: OP = normal operating state; mailbox and process data communication is possible

flickering

State of the EtherCAT State Machine: BOOTSTRAP = function for firmware updates of the terminal

ERROR

red

Under- or overshoot of ADC (measuring range exceeded significantly)