7. Connections of Operation Panel I/O Unit
7.9 Connecting with Machine Operation Panel
89
7.9.3 Outline of Digital Signal Input Circuit
Sink type and source type share the digital signal input circuit.
Connect according to each respective diagram below.
COM
(Machine side)
A3,B3
Sink type
CG31/CG33
0V(RG)
0V(RG)
0V(RG)
0V(RG)
0V(RG)
24VDC(+)
2.2k
Ω
2.2k
Ω
2.2k
Ω
2.2k
Ω
2.2k
Ω
Control
unit
COM
(Machine side)
A3,B3
Source type
CG31/CG33
0V(RG)
24VDC(+)
2.2k
Ω
2.2k
Ω
2.2k
Ω
2.2k
Ω
2.2k
Ω
Control
unit
24VDC(+)
24VDC(+)
24VDC(+)
24VDC(+)
Input circuit