Pinout Of Sockets X1 To X8 For Digital Inputs - Siemens SIMATIC ET 200X Manual

Technical Specifications
Table 7-23 Pinout of sockets X1 to X8 for digital inputs
Pin Assignment
of socket X1
1 Sensor supply output 1L+
2 not assigned
3 Chassis ground, power supply
4 Input signal,
channel 0
5 PE
Pin Assignment
of socket X5
1 Sensor supply output 1L+
2 not assigned
3 Chassis ground, power supply
4 Input signal,
channel 4
5 PE
Covering up unused connections
You must seal off any connections which are not required with M12 screw caps, in
order to ensure that the degree of protection (IP 65, IP 66 or IP 67) is achieved.
Basic circuit diagram
The basic circuit diagram of the expansion module is show below.
Supply voltage for
electronic components and
sensors via backplane bus
1L+
Figure 7-11
7-48
Assignment Assignment
of socket X2 of socket X3
Input signal, Input signal,
channel 1 channel 2
Assignment Assignment
of socket X6 of socket X7
Input signal, Input signal,
channel 5 channel 6
1M
Short-circuit Short-circuit Short-circuit
protection protection
So. X1 So. X2
Basic circuit diagram of expansion module EM 141 DI 8 x DC 24V DIAG
(6ES7 141-1BF40-0XB0)
Assignment
of socket X4
Input signal,
channel 3
Assignment
of socket X8
Input signal,
channel 7
Backplane bus
Short-circuit
protection protection
So. X3 So. X8
ET 200X Distributed I/O Device
Front view of
socket
2
1 5 3
4
interface
Socket connections
(see Table 7-22)
EWA 4NEB 780601602-06