Beckhoff EL34 Series User Manual

Mounting and wiring
EL34xx 55Version: 1.5
LED Color Meaning
RUN green This LED indicates the terminal's operating state:
off
State of the EtherCAT State Machine [}35]:
INIT=initialization of the terminal
flashing rapidly
State of the EtherCAT State Machine [}35]:
BOOTSTRAP=function for terminal firmware updates [}278]
flashing
State of the EtherCAT State Machine [}35]:
PREOP = function for mailbox communication and different default settings set
Single flash
State of the EtherCAT State Machine [}35]:
SAFEOP = verification of the Sync Manager [}113] channels and the distributed
clocks.
Outputs remain in safe state.
on
State of the EtherCAT State Machine [}35]:
OP = normal operating state; mailbox and process data communication is possible
System OK green on System OK,
L1 - L3
OK
green on Voltage in the normal range
L1 L2 L3
flashes Voltage in the critical range
(warning threshold exceeded)
L1 L2 L3
off Voltage in prohibited range
(error threshold exceeded)
L1 L2 L3
L1 - L3
Error
red on
Terminal point Description Comment
Name No.
L1 1 Phase L1 Connections for the voltage measurement
Note the Warnings [}54] above " Caution: Risk
of electric shock! "
L2 2 Phase L2
L3 3 Phase L3
N 4 Neutral conductor N
(internally connected to terminal point 8)
IL1 5 Consumer at phase L1 Connections for the current transformers. Note
the Warnings [}54] above " Caution: Risk of
electric shock!"
IL2 6 Consumer at phase L2
IL3 7 Consumer at phase L3
N 8 Neutral conductor N
(internally connected to terminal point 4)

Beckhoff EL34 Series Specifications

General

Brand	Beckhoff
Model	EL34 Series
Category	Touch terminals
Language	English