Siemens SIMATIC ET 200eco PN - Page 165

I/O device analog input/analog output
10.1 I/O device analog input
ET 200eco PN
Operating Instructions, 08/2016, A5E01250250-AJ
165
Table 10- 5 Pin assignment for thermocouples with 8 AI RTD/TC 8xM12 electronic module
Pin
Assignment for thermocouples and ±80 mV
View of socket
(front view)
Socket X1
(Channel 0)
Socket X2
(Channel 4)
Socket X3
(Channel 1)
Socket X4
(Channel 5)
Socket X5
(Channel 2)
Socket X6
(Channel 6)
Socket X7
(Channel 3)
Socket X8
(Channel 7)
1
Not used
2
Input signal
M
0
+ M
4
+ M
1
+ M
5
+ M
2
+ M
6
+ M
3
+ M
7
+
3
Not used
4
Input signal
M
0
-
M
4
-
M
1
-
M
5
-
M
2
-
M
6
-
M
3
-
M
7
-
5
Functional earth FE
Block diagram
The figure below shows the block diagram of the 8 AI RTD/TC 8xM12 electronic module.
Figure 10-2 Block diagram 8 AI RTD/TC 8xM12