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

Block Diagram
SC bus
Figure 12-23 Block Diagram of the 1 AI RTD Analog Electronic Module
ET 200L, ET 200L-SC and ET 200L-SC IM-SC Distributed I/O Device
EWA 4NEB 780 6009-02c
Figure 12-23 shows the block diagram of the 1 AI RTD analog electronic
module
Galvanic
isolation
Logic
and
interface
circuit
Internal
supply
SC Analog Electronic Modules – T echnical Data
ADC
M +
1
3 M –
2
I
C+
4 I
C–
L+
M
12-45