LEDs

LEDs 1:
EJ5021 - LEDs

LED

Color

Description

RUN

green

off

State of the EtherCAT State Machine: INIT = initialization of the plug-in module

flashing

State of the EtherCAT State Machine: PREOP = function for mailbox communication and different default 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 plug-in module

Up (5V)

green

off

Supply voltage incremental encoder (5 VDC) not present

on

Supply voltage incremental encoder (5 VDC) present

Period

green

Change of state of the Period LED on each period counted

C

green

State of the encoder input C

Error

red

Error display, equivalent to PDO error