Led Indications - Parker 2003-EC-00 Technical Manual

DOC-0017-07-EN: AC20 Series - EtherCAT Option

7.2 LED Indications

LED Description
1
2 ERROR LED
3 Link/Activity (IN Port)
4 Link/Activity (OUT Port)
RUN LED
This LED reflects the status of the EtherCAT device.
LED State
Off
Green
Green, Blinking
Green, 1 Flash
Flickering
Red
If RUN and ERR turn red, this indicates a fatal event, forcing the bus interface to a physically passive state.
ERR LED
This LED indicates EtherCAT communication errors.
LED State
Off
Red, Blinking
Red, 1 flash
Red, 2 flash Sync Manager watchdog timeout
Red Application controller failure
Flickering
Link/Activity LED
These LEDs indicate the EtherCAT link status and activity.
LED Status
Off
Green
Flickering
14 (58)
RUN LED
Description
-
OPERATIONAL
PRE-OPERATIONAL
STOPPED
BOOT
EXCEPTION
Description
No Error
Invalid Configuration
Unsolicited state change
Booting error detected
Description
No Link
Link sensed
Link sensed
DOC-0017-07-EN-B 04.04.2023
Comments
No Power.
EtherCAT device in 'INIT'-state
-
-
-
-
Fatal Event
Comments
No power or No Error
Invalid register or object settings
EtherCAT state change autonomously
-
Module in EXCEPTION
Failure. Contact Parker technical support
Comments
Link not sensed or No power.
No activity, no traffic detected
Activity, traffic detected