Siemens SIMATIC ET 200eco PN - Page 156

I/O device analog input/analog output
10.1 I/O device analog input
ET 200eco PN
156 Operating Instructions, 08/2016, A5E01250250-AJ
Table 10- 2 Pin assignment for RTD for the 8 AI 4 U/I + 4 RTD/TC 8×M12 I/O device
Pin
Assignment for RTD
View of socket
(front view)
Socket X2
(Channel 4)
Socket X4
(Channel 5)
Socket X6
(Channel 6)
Socket X8
(Channel 7)
4-conductor
1
Constant current line
I
C4
+ I
C5
+ I
C6
+ I
C7
+
2
Measurement cable
M
4
+
M
5
+
M
6
+
M
7
+
3
Constant current line
I
C4
-
I
C5
-
I
C6
-
I
C7
-
4
Measurement cable
M
4
-
M
5
-
M
6
-
M
7
-
5
Functional earth FE
3-conductor
1
Constant current line
I
C4
+
I
C5
+
I
C6
+
I
C7
+
2
Measurement cable
M
4
+
M
5
+
M
6
+
M
7
+
3
Constant current line and measurement cable
I
C4
-, M
4
-
I
C5
-, M
5
-
I
C6
-, M
6
-
I
C7
-, M
7
-
4
Not used
5
Functional earth FE
2-conductor
1
Constant current line and measurement cable
I
C4
+, M
4
+ I
C5
+, M
5
+ I
C6
+, M
6
+ I
C7
+, M
7
+
2
Not used
3
Constant current line and measurement cable
I
C4
-, M
4
-
I
C5
-, M
5
-
I
C6
-, M
6
-
I
C7
-, M
7
-
4
Not used
5
Functional earth FE