Optical Displacement Sensors

PT series

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Model

PT-165

PT-A170

PT-A160

Type

Standard Sensor head

Amplifier

Light source

Red LED

Spot diameter

1.5 mm dia. max.

Reference distance

22 mm

Range of detection

±2 mm*1

Repeatability

5 µm*2

3 µm*2

Hysteresis

20 µm*3

*3

Sensitivity adjustment

10-turn trimmer

Output

Control output

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

Analogue output

Voltage

-2 to +2 V

Impedance

100 Ω

Response time

0.5 ms (PT-A170)

0.5 ms

Response frequency (-3 db)

DC to 400 Hz (response speed: 1 ms).
DC to 40 Hz (response speed: 10 ms).

Rating

Power voltage

12 to 24 VDC ±10%

Current consumption

50 mA max.

60 mA max.

Temperature fluctuation

0.1% of F.S.

0.025% of F.S.

0.05% of F.S.

Environmental resistance

Operating ambientluminance

5,000 lux max.

Operating ambient temperature

0 to 50°C, No condensation

Operating ambient humidity

35 to 85%, No condensation

Vibration

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

Material

Aluminium die-cast

Polycarbonate

Weight

Approx. 100 g

Approx. 150 g

Approx. 140 g

*1 Focusing on the reference distance
*2 Resolution When measuring a white paper target
*3 When measuring a white paper target

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