LEDs

LEDs 1:
LEDs EL2535

LED

Color

Meaning

E-BUS RUN

green

This LED indicates 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 terminal firmware updates

POWER

green

State of the transmit signal line

ENABLE A / B

green

Current controller for channel A / B active

ERROR A / B

red

Error for channel A / B
Causes:
- overtemperature
- undervoltage
- overvoltage
- overcurrent/short circuit

Error diagnosis

WARNING A / B

yellow

Warning for channel A / B
Causes:
- overtemperature
- undervoltage
- overvoltage

Error diagnosis