Siemens ET 200S - Page 511

4 IQ-SENSE
13-17
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
13.4 Block Diagram
Backplane bus
ET 200S
backplane bus
interface module
L+
1M
P1
P2
µ
C
MUX
Current
limiting
Internal
power
supply
1
2
5
6
3
4
7
8
Figure 13-8 Block Diagram of the 4 IQ-SENSE