Beckhoff EL7031 - Fig. 39 EL7041-0001 Leds

Mounting and wiring
EL70x158 Version: 4.4
4.8.1.2 EL7041-0001
WARNING
Risk of injury through electric shock and damage to the device!
Bring the Bus Terminals system into a safe, de-energized state before starting mounting,
disassembly or wiring of the Bus Terminals.
Fig.39: EL7041-0001 LEDs
LEDs (left prism)
LED Color Meaning
RUN green This LED indicates the terminal's operating state:
off
State of the EtherCAT State Machine [}30]: 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 [}117] 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 [}239] of the terminal
Encoder green on Encoder ready for operation
A green on A signal is present at encoder input A.
B green on A signal is present at encoder input B.
C green on A signal is present at encoder input C.
Input green on A signal is present at the digital input.
Output green on A signal is present at the digital output.