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.

1

2

3

Repeat this procedure to connect all required wires.

Wiring Diagram 1 for Sensor Input

Inside of this unit

3, 5, 7, 9, 11, 13, 15, 17 pin (SENSOR IN+)

2.35 kΩ

2, 4, 6, 8, 10, 12, 14, 16 pin (SENSOR IN-)

Outside

Sensor device Output:

3.3to 24 V

DC

Wiring Diagram 2 for Sensor Input

Inside of this unit

Outside

1 pin (VDD) (200 mA max)

3, 5, 7, 9, 11, 13, 15,

 

17 pin

Wire

(SENSOR IN+)

2.35 kΩ

Mechanical switch

2, 4, 6, 8, 10, 12, 14,

16 pin or (SENSOR IN-)

18pin (GND)

Open collector output

 

GNDdevice

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.

Miscellaneous 171