Siemens SIMATIC Equipment Manual page 16

Pin assignment of the sockets for digital inputs
The table below shows the pin assignment of the 8 sockets for the connection of digital
inputs.
Table 3- 2
Pin
1
2
3
4
5
NOTICE
24 V encoder supply 1U
Use only the 24 V encoder supply 1U
encoders.
I/O device digital inputs DI 16x24VDC M12-L 8xM12 (6ES7141-6BH00-0BB0)
Equipment Manual, 06/2021, A5E46570510-AB
Pin assignment for digital inputs
Assignment
X10 to X17 - sockets for digital inputs
24 V encoder supply 1U
S
(derived from 1L+ non-switched)
Input signal DI : Connector X10
8
Input signal DI : Connector X11
9
Input signal DI : Connector X12
10
Input signal DI : Connector X13
11
Input signal DI : Connector X14
12
Input signal DI : Connector X15
13
Input signal DI : Connector X16
14
Input signal DI : Connector X17
15
Ground 1M
Input signal DI : Connector X10
0
Input signal DI : Connector X11
1
Input signal DI : Connector X12
2
Input signal DI : Connector X13
3
Input signal DI : Connector X14
4
Input signal DI : Connector X15
5
Input signal DI : Connector X16
6
Input signal DI : Connector X17
7
Functional earth FE
S
X10, X12,
X14, X16
provided by the I/O device to supply power to the
S
3.2 Pin assignment
Front view of the sockets
X11, X13,
X15, X17
Wiring
15