Beckhoff EtherCAT EL6001, Documentation

Page: 41 / 204

Mounting and Wiring
EL600x, EL602x 41 Version: 4.6
4.2.4 LEDs and terminal connector assignments
LEDs
Fig. 30: EL6001, EL6021 - LEDs and Connection
LED Color Meaning
RUN Green This LED indicates the terminal's operating state:
Off
State of the EtherCAT State Machine [
}
25] : INIT = initialization of the
terminal or BOOTSTRAP = function for firmware updates [
}
187] of the
terminal
flashing State of the EtherCAT state machine: PREOP = function for mailbox
communication and variant standard settings
Single flash State of the EtherCAT state machine: SAFEOP = verification of the
Sync
Manager [ } 105] 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
TxD Green State of the transmit signal line (on: HI signal level on transmit line)
RxD Green State of the receive signal line (on: HI signal level on receive line)