LED indicators

LED indicators 1:
EK9500 LEDs

Ethernet interface

Interface X001/X002

Ethernet

Meaning

LED green

On/flickering (blinking)

Link available/activity

LED yellow

is not used

-

LED on the coupler

Labelling

Meaning

Color

Meaning

RUN

Indicates the status of the coupler

red

May only light up during the start-up phase

Green

Coupler is ready

Blue
(If red DIP switch 1 is set to on when starting the coupler)

The internal Flash can be reached via USB (firmware update)

LED EIP State

Color green

Color red

Meaning

on

off

The coupler is in data exchange with EhterNet/IP-Scanner (Master), cyclic exchange of valid process data.

off (1 s)
on (200 ms)

off

EtherNet/IP slave and IO assembly are correctly parameterized

flashes (400 ms)

off

The EtherNet/IP slave has no valid IO assembly configuration

off

off (1 s)
on (200 ms)

A general error occurred with the EtherNet/IP slave

off

on

Internal error. Replace the coupler

LED NET State

Color green

Color red

Meaning

off

off

No link detected

on

off

Coupler has detected a link and was configured correctly

flashes (400 ms)

off

The Ethernet port has an active link and the EtherNet/IP Slave interface has no valid IP address.

off (1 s)
on (200 ms)

off

The EtherNet/I slave has a valid IP address. UDP and TCP Layer was initialized

off

on

Internal error. Replace the coupler

off

off (1 s)
on (200 ms)

A general error occurred with the EtherNet/IP slave

LEDs starting up

Run

EIP State

NET State

Meaning

off

off

off

No electrical voltage connected to E-bus. Coupler must be exchanged if EtherCAT Terminals behind it need to function.

off

off

red

LED is on and flashes a few times, after 3sec switch to off BOOT load CPU

off

off

off

3..4 sec Firmware load

red

off

off

8 sec Firmware start

Red/green

Yellow

-

Flashing fast: EtherCAT Scanning;
time: different (depending on the number and type of EtherCAT participants)

Red/green

Yellow

-

Flashing slow: EtherCAT COE reading;
time: different (depending on the number and type of EtherCAT participants)

Green

-

-

Start up is finished

LEDs on power supply terminal

LED indicators 2:
LEDs on power supply terminal

Operation with E-bus terminals

Display LED

Description

Meaning

1 Us 24 V (top left, 1st row)

Supply voltage

on: connected to: 24 V

2 Up 24 V (top right, 1st row)

Power contacts supply voltage

on: connected to: 24 V

3 L/A (left center,  2nd row)

EtherCAT LED

flashing green: EtherCAT communication active
on: E-bus connected / no data traffic
off: E-bus not connected