Siemens ET 200S - Page 314

Digital Electronic Modules
11-38
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
Table 11-10 Terminal Assignment of the 2DI 230 VAC Standard
View RemarksTerminal Assignment
NN
L1L1
2
3
4
6
7
8
1
5
DI
1
DI
0
2 conductors 3 conductors
TM-E15S26-A1 and 2DI 230 VAC Standard
CH1CH0
AUX1
A
4
A
3
A
8
A
7
AUX1
AUX1
AUX1
n. c.n. c.
4 conductors
When there are 4 conductors,
AUX1 must be applied to PE.
Channel 0:
Terminals 1 to A3
Channel 1:
Terminals 5 to A7
DI: Input signal
L1: Sensor supply
N: Neutral conductor
Terminals 4 and 8 can be
used for unneeded wires
of up to 230 VAC.
Block Diagram
Backplane bus
ET 200S
backplane bus
interface module
L1
N
P1
1
3
7
2
6
5
P2
Figure 11-8 Block Diagram of the 2DI 230 VAC Standard