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M800W/M80W Series Connection and Setup Manual
12 Connection of Remote I/O Unit
<4-wire type>
Resistance
temperature
detector
Resistance
temperature
detector
Resistance
temperature
detector
Resistance
temperature
detector
Stabilized power supply
24VDC(+)
0V
FG
- Use the twisted cable with shield to reduce the influence of noise.
- Connect the shield to FG pin of AI connector. Ground the cold junction compensation resistor side, too.
- Do not connect or disconnect the cables between units while the power is ON.
Shield
FG
Shield
FG
Shield
FG
Shield
FG
345
FCU8-DX409
AI
A
3
a
4
CH1
B
5
b
6
1
FG
A
7
a
8
CH2
B
9
b
10
12
FG
A
15
a
16
CH3
B
17
b
18
13
FG
A
19
a
20
CH4
B
21
b
22
24
FG
DCIN
1
+24V
2
0V
3
FG
IB-1501268-K
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