Mounting and wiring
EL31xx-00xx
60
Version: 5.9
LEDs
LED
Color
Meaning
RUN*
green
This LED indicates the terminal's operating state (if more than one RUN LED is present, all of them have the
same function):
off
State of the
EtherCAT State Machine [
}
36]
:
INIT
= initialization of the terminal or
BOOTSTRAP
=
function for
firmware updates [
}
211]
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 [
}
143]
chan-
nels 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
*) If several RUN LEDs are present, all of them have the same function
Connection EL3101
Terminal point
Description
Designation
No.
+ Input 1
1
+ Input 1
- Input 1
2
- Input 1
GND
3
Signal ground (internally connected to terminal point 7)
Shield
4
Shield (internally connected to terminal point 8)
n.c.
5
not connected
n.c.
6
not connected
GND
7
Signal ground (internally connected to terminal point 3)
Shield
8
Shield (internally connected to terminal point 4)
Connection EL3102
Terminal point
Description
Designation
No.
+ Input 1
1
+ Input 1
- Input 1
2
- Input 1
GND
3
Signal ground (internally connected to terminal point 7)
Shield
4
Shield (internally connected to terminal point 8)
+ Input 2
5
+ Input 2
- Input 2
6
- Input 2
GND
7
Signal ground (internally connected to terminal point 3)
Shield
8
Shield (internally connected to terminal point 4)
Connection EL3104
Terminal point
Description
Designation
No.
+ Input 1
1
+ Input 1
- Input 1
2
- Input 1
+ Input 3
3
+ Input 3
- Input 3
4
- Input 3
+ Input 2
5
+ Input 2
- Input 2
6
- Input 2
+ Input 4
7
+ Input 4
- Input 4
8
- Input 4
