Siemens ET 200S - Page 342

Digital Electronic Modules
11-66
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
Block Diagram
Backplane bus
ET 200S
backplane bus
interface module
L1
N
P1
1
3
7
5
P2
ZC
ZC
Figure 11-15 Block Diagram of the 2DO 24–230 VAC/2 A