Fixed-distance photoelectric sensor

PK series

This model has been discontinued.
Compliance with the certification standard is ensured as of the time of shipment from our company.

Main Unit, Long-distance Type PK-72

PK-72 - Main Unit, Long-distance Type

*Please note that accessories depicted in the image are for illustrative purposes only and may not be included with the product.

Specifications

Model		PK-72
Type		Long detecting distance
Detecting area		80 to 200 mm (10 × 10 cm white mat paper)
Light source		Red LED
Spot diameter		11 mm or less
Detectable object		Transparent and opaque
Hysteresis (of detecting distance)		7% (at 80 mm) to 12% (at 200 mm) of the detecting distance
Sensitivity adjustment		1-turn trimmer (240°C 464°F)
Response time		2 ms max.
Operation mode		LIGHT-ON/DARK-ON (switch-selectable)
Indicator lamp		Output: red LED
Control output		NPN open-collector 100 mA max. (24 VDC max.), Residual voltage: 1 V max.
Protection circuit		Reversed polarity,surge voltage
Rating	Power voltage	12 to 24 VDC ±10 %, Ripple (P-P) 10 % or less
	Current consumption	45 mA or less
Environmental resistance	Enclosure rating	IP67
	Ambient light	Incandescent lamp: 3,000 lux or less, Sunlight: 10,000 lux or less
	Ambient temperature	-10 to +50 °C 14 to 122 °F (No freezing)
	Relative humidity	35 to 85 % RH (No condensation)
	Vibration resistance	10 to 55 Hz, Double amplitude 1.5 mm 0.06", 2 hours in each of the X, Y, and Z directions
	Shock resistance	1,000 m/s², 6 times in each of the X, Y, and Z directions
Case material		Fiberglass reinforced plastic
Weight		Approx. 75 g (including 2-m 6.6' cable)