Siemens SIMATIC ET 200eco PN - Page 157

I/O device analog input/analog output
10.1 I/O device analog input
ET 200eco PN
Operating Instructions, 08/2016, A5E01250250-AJ
157
Table 10- 3 Pin assignment for thermocouple and voltage ±80 mV for 8 AI 4 U/I + 4 RTD/TC 8×M12 I/O device
Pin
Assignment for thermocouples and ±80 mV
View of socket
(front view)
Socket X2
(Channel 4)
Socket X4
(Channel 5)
Socket X6
(Channel 6)
Socket X8
(Channel 7)
1
Not used
2
Input signal
M
4
+ M
5
+ M
6
+ M
7
+
3
Not used
4
Input signal
M
4
-
M
5
-
M
6
-
M
7
-
5
Functional earth FE
Block diagram
The block diagram below shows the 8 AI 4 U/I + 4 RTD/TC 8×M12.
Figure 10-1 Block diagram 8 AI 4 U/I + 4 RTD/TC 8×M12