Siemens SIMATIC ET 200C Manual page 94

Mechanical and Electrical Installation
Wiring of ET 200C; AI 4/8
Thermocouple:
The illustration on this page shows how thermocouples are connected for
Non-Floating non-floating measurement and internal compensation:
Measurement and
Internal
Compensation
Figure 4-15
4-26
12 Bit (6ES7 144-0KH00-0KB0), Continued
COMP
.
. .
.
.
Schirm
Connection to ET 200C; AI 4/8
Non-Floating Measurement and Internal Compensation
1 2
+
-
OFF
+
CH0
-
+
CH1
-
+
CH2
-
+
CH3
-
+
CH4
-
+
CH5
-
+
CH6
-
+
CH7
-
M
ANA
12 Bit of Thermocouples for
ET 200C Distributed I/O Station
EWA 4NEB 812 6119-02b