Siemens ET 200S - Page 275

Power Modules
10-9
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
Block Diagram
Backplane bus
ET 200S
backplane
bus
interface
module
24 VDC/L1
M/ N
P2
Fuse
monitor
Load
voltage
monitor
3
7
2
6
P1
FSG
PWR
Fuse
Figure 10-3 Block Diagram of the PM-E 24–48 VDC, 24–230 VAC