Installation
EL3692
35
Version: 2.1
LEDs
LED
Color Meaning
RUN
green This LED indicates the terminal's operating state:
off
State of the EtherCAT State Machine:
INIT
= initialization of the
terminal
flashing uniformly
State of the EtherCAT State Machine:
PREOP
= function for
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 rapidly
State of the EtherCAT State Machine:
BOOTSTRAP
= function for
terminal firmware updates
STATUS1,
STATUS2
green The respective channel is carrying out a measurement; the test specimen is live.
ERROR1,
ERROR2
red
Wire breakage. The resistance is outside the valid range.
4.6.2
Electrical connection
Recommended cables
In order to ensure trouble-free and low-noise measurement we recommend using shielded cables. The cable
screen should be connected thoroughly with the DIN rail near the terminal.
2/4-wire connection
Fig. 29: Connection
Both channels of the EL3692 are in 4-wire mode as standard.
Measurements on live objects
Measurement of live test specimens (DuT) is only permitted if no current flows through the test specimen.
