LEDs and connection

LEDs and connection 1:
EL6851 LEDs

LEDs

LED

Color

Meaning

RUN 1

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 firmware updates of the terminal

RxD

green

off

No data is being received

flashing

Data are being received (only for RMD protocol)

TxD

green

off

No data is being sent

flashing

 

Data are being sent via DMX/RDM

 

* only RUN 1 LED

Connection

LEDs and connection 2:
EL6851 connection

Terminal point

Description

Name

No.

DMX +

1

DMX cable (+) connection

Termination

2

Connection resistor 120 ohms

GND

3

Ground

Shield

4

Shield

DMX -

5

DMX cable (-) connection

Termination

6

Connection resistor 120 ohms

GND

7

Ground

Shield

8

Shield