Connection Examples; Wires; Figure 11: Connection Example 750-450, 4-Channel, 4 X 2 Wires; Table 56: Connection Terminals, Functions And Measuring Circuits, 4-Channel, 2 Wires - WAGO 750-450 Manual

WAGO-I/O-SYSTEM 750
750-450 4 AI RTD
6.2

Connection Examples

6.2.1 4 × 2 Wires

Figure 11: Connection Example 750-450, 4-Channel, 4 x 2 Wires

Table 56: Connection Terminals, Functions and Measuring Circuits, 4-Channel, 2 Wires

Termination Chann
1
2
9
10
3
4
11
12
5
6
13
14
7
8
15
16
Function Description
el
Measuring current output and
+R1
measuring voltage input (+)
+R1L Not used
1
Measuring current return line and
−R1
measuring voltage input (−)
−R1L Not used
Measuring current output and
+R2
measuring voltage input (+)
+R2L Not used
2
Measuring current return line and
−R2
measuring voltage input (−)
−R2L Not used
Measuring current output and
+R3
measuring voltage input (+)
+R3L Not used
3
Measuring current return line and
−R3
measuring voltage input (−)
−R3L Not used
Measuring current output and
+R4
measuring voltage input (+)
+R4L Not used
4
Measuring current return line and
−R4
measuring voltage input (−)
−R4L Not used
Connect Devices 67
Measuring
circuit
1
2
3
4
Manual
Version 1.2.0