Error Handling And Diagnostics; Diagnostic Leds - Beckhoff EK1101 Documentation

Error handling and diagnostics

6 Error handling and diagnostics
6.1

Diagnostic LEDs

Diagnostic LEDs EK1100, EK1100-0008
Fig. 50: Diagnostic LEDs EK1100, EK1100-0008
LEDs for power supply diagnostics
LED Display
Us green off
on
Up green off
on
Diagnostic LEDs for the EtherCAT State Machine/PLC
LED Display
RUN green off
flashing
single flash
on
flickers
LEDs for fieldbus diagnosis
LED Display
LINK/ACT green off
(X1 IN)
on
flashing
LINK/ACT green off
(X2 OUT)
on
flashing
LINK / ACT E- green off
bus
on
flashing
66
State Description
- No operating voltage present at the Bus Coupler
- 24 V
DC
- No power supply present at the power contacts
- 24 V
DC
State Description
Init The Bus Coupler is in initialization state
Pre-Operational The Bus Coupler is in pre-operational state
Safe-Operational The Bus Coupler is in safe-operational state
Operational The Bus Coupler is in operational state
Bootstrap Firmware is being loaded.
State Description
- No connection on the incoming EtherCAT strand
linked Preceding EtherCAT device connected
active Communication with preceding EtherCAT device
- No connection on the outgoing EtherCAT strand
linked Following EtherCAT device connected
active Communication with following EtherCAT device
- No connection to internal E-bus
linked Connection to internal E-bus
active Connection/communication internal E-bus
Version: 3.6
operating voltage present at the Bus Coupler
power supply present at the power contacts
EK110x, EK15xx