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Miscellaneous
Using the I/O Receptacle
Insert a small slotted screwdriver into the upper or lower slot of the hole you
want to connect a wire to (AWG No. 28 to 18). Hold down the screwdriver and
insert the wire, then release the screwdriver.
Caution
Do not use excessive force when inserting the screwdriver into the slot. Doing
so may result in damage.
Repeat this procedure to connect all required wires.
Wiring Diagram 1 for Sensor Input
Wiring Diagram 2 for Sensor Input
Note
When the wiring diagram 2 is used, the NSR is not electrically isolated, so be
sure to construct external circuits that will not produce noise, excess voltage, or
overcurrents.
1
2
3
Inside of this unit Outside
3, 5, 7, 9, 11, 13, 15, 17 pin
(SENSOR IN+)
2, 4, 6, 8, 10, 12, 14, 16 pin
(SENSOR IN-)
2.35 kΩ
Sensor
device
Output:
3.3 to 24 V
DC
Inside of this unit Outside
1 pin (VDD) (200 mA max)
Wire
Mechanical switch
or
Open collector output
device
GND
3, 5, 7, 9, 11, 13, 15,
17 pin
(SENSOR IN+)
2, 4, 6, 8, 10, 12, 14,
16 pin
(SENSOR IN-)
18pin (GND)
2.35 kΩ