EL37x2 - LEDs

LEDs (from hardware version 03)

EL37x2 - LEDs 1:
EL37x2 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 uniformly

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

flashing slowly

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

flashing rapidly*

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

* only RUN 1 LED