Block Diagram Of The 1 Ao U Analog Electronic Module - Siemens Metro 21 M216KA Operator's Manual

Block Diagram
SC bus
Figure 12-26 Block Diagram of the 1 AO U Analog Electronic Module
ET 200L, ET 200L-SC and ET 200L-SC IM-SC Distributed I/O Device
EWA 4NEB 780 6009-02c
SC Analog Electronic Modules – T echnical Data
Figure 12-26 shows the block diagram of the 1 AO U analog electronic mod-
ule
Galvanic
isolation
Logic
and
interface
circuit
Internal
supply
DAC
1 QV +
3 QV –
2 S +
4 S –
L+
M
12-51