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Digital I/O Units Section 4-6
Wiring
GRT1-OD8 (NPN) When using a GRT1-PC8 I/O Power Connection Unit, wire according to the
following figure. Up to two GRT1-0D8 Units can be wired with a single I/O
Power Connection Unit.
If you are connecting 2-wire sensors, you can use dual-insert rod terminals to
eliminate the need for a Power Connection Unit.
GRT1-PC8GRT1-OD8 GRT1-OD8
V
2
V
6
0
4
7
V
3
V
1
5
V
2
V
6
0
4
7
V
3
V
1
5
G
V
G
V
V
V
V
G
V
G
V
V
Solenoids, valves, etc.
Solenoids, valves, etc.
V
2
V
6
0
4
7
V
3
V
1
5