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Amp.-in-Photoelectric Sensors

PQ series

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Thrubeam type sensor head





Thrubeam Short-detecting distance

Thrubeam Middle-detecting distance

Detecting distance

300 mm

Light source

Infrared LED

Detectable object

1 mm dia. min. opaque

2 mm dia min. opaque

Minimum detectable object

0.5 mm dia. copper wire

0.9 mm dia. copper wire

Response time

1 ms max.

Indicator lamp

Output: Red LED

Control output

NPN: 100 mA max. (40 V max.), Residual voltage: 1 V max.

Protection circuit

Reversed polarity, overcurrent protection, surge absorber


Power voltage

12 to 24 VDC ±10 %, Ripple (P-P) 10 % or less

Current consumption

30 mA or less

Environmental resistance

Enclosure rating


Ambient light

Incandescent lamp: 3,000 lux max., Sunlight: 10,000 lux max.

Ambient temperature

-20 to +55 °C (No freezing)

Relative humidity

35 to 85 % RH (No condensation)

Vibration resistance

10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions

Shock resistance

500 m/s2, 3 times in each of the X, Y, and Z directions


Amplifi er: Polysulfone, Sensor head: Polyarylate

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