Siemens SIMATIC S7-200 - Circuit Schematic of the Thermocouple Module

S7-200 Specifications
A-72
S7-200 Programmable Controller System Manual
A5E00066097-02
Multiplexer
A+
A-
B+
B-
C+
C-
D+
D-
12
11
10
9
8
7
6
5
4
3
2
1
3
4
5
6
Multiplexer
2
M
24V
M
L+
1
Internal Supply
Vref
T
Internal
Compensation
Isolation
Micro-controller
and backplane
bus interface
Configuration
Switches
SF
24V
+
-
+
-
+
-
+
-
7
Power ConnectorSignal Connector
Figure A-36 Circuit Schematic of the Thermocouple Module