Wiring
3.2 Pin assignment
Analog input module AI 4xRTD/TC 4xM12 (6ES7144-5KD50-0BA0)
Equipment Manual, 08/2020, A5E48753535-AA
15
3.2
Pin assignment
Note
Color coding
The sockets for ET-Connection and the power supply of the modules are color-coded. These
colors correspond to the colors of the offered cables.
Pin assignment of the sockets for analog inputs
The tables below show the pin assignments of the four sockets for connection of the analog
inputs.
Table 3- 1
Pin assignment for thermo voltage measurement
Pin
Assignment
Front view of the sockets
X10 ... X13- sockets for analog inputs
(thermocouple)
1
Reserved
2
Reserved
3
Measuring input M
0
-: Connector X10
Measuring input M
1
-: Connector X11
Measuring input M
2
-: Connector X12
Measuring input M
3
-: Connector X13
4
Measuring input M
0
+: Connector X10
Measuring input M
1
+: Connector X11
Measuring input M
2
+: Connector X12
Measuring input M
3
+: Connector X13
5
Functional earth FE
Shield Functional earth FE
Table 3- 2
Pin assignment for analog inputs (RTD/R 2-wire connection)
Pin
Assignment
Front view of the sockets
X10 ... X13 - sockets for analog inputs
(RTD/R 2-wire connection)
1
Measurement cable Ic
0
+, M
0
+: Connector X10
Measurement cable Ic
1
+, M
1
+: Connector X11
Measurement cable Ic
2
+, M
2
+: Connector X12
Measurement cable Ic
3
+, M
3
+: Connector X13
2
Reserved
3
Measurement cable Ic
0
-, M
0
-: Connector X10
Measurement cable Ic
1
-, M
1
-: Connector X11
Measurement cable Ic
2
-, M
2
-: Connector X12
Measurement cable Ic
3
-, M
3
-: Connector X13
4
Reserved
5
Functional earth FE
Shield Functional earth FE
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