El3318 - Leds - Beckhoff EL33-00 Series Documentation

4.12.4

EL3318 - LEDs

Fig. 47: EL3318
EL3318 - LEDs
LED Color
RUN green
ERROR1-8 red
EL33xx-00x0
Meaning
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
uniformly mailbox communication and different standard-settings set
flashing slowly 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
flashing State of the EtherCAT State Machine: BOOTSTRAP = function for
rapidly terminal firmware updates
Short circuit or wire breakage. The resistance is in the invalid range of the
characteristic curve.
Version: 4.2
Mounting and wiring
63