Siemens SIMATIC ET 200S - Block Diagram of the 4 DI 24 VDC;SRC Standard

Digital Electronic Modules
11-17
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
Table 11-6 Terminal assignment of the 4DI 24 VDC/SRC Standard, continued
View RemarksTerminal assignment
M
2
3
4
6
7
8
1
5
2-wire
TM-E15S26-A1 and
4DI 24 VDC/SRC Standard
CH1CH0
DI
1
DI
0
DI
2
DI
3
CH2 CH3
M
M
M
AUX1 (e.g. 24 VDC)
A
4
A
3
A
8
A
7
3-wire
AUX1 (e.g. 24 VDC)
AUX1 (e.g. 24 VDC)
AUX1 (e.g. 24 VDC)
Channel 0: Terminals 1
and 3
Channel 1: Terminals 5
and 7
Channel 2: Terminals 2
and 4
Channel 3: Terminals 6
and 8
DI: Input signal
M : Sensor supply
Block diagram
Backplane bus
ET 200S
backplane
bus
circuit
1M
P1
Input
electronics
1
P2
Input
electronics
2
Input
electronics
5
Input
electronics
6
* M only with TM-E15S24-01
3
7
8*
4*
L+
Figure 11-5 Block diagram of the 4DI 24 VDC/SRC Standard