Siemens SIMATIC ET 200S - Block Diagram

4 IQ-SENSE
13-16
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
13.4 Block diagram
Backplane bus
ET 200S
backplane
bus
circuit
L+
1M
P1
P2
µ
C
MUX
Current limit
Internal
power
supply
1
2
5
6
3
4
7
8
Figure 13-8 Block diagram of the 4 IQ-SENSE