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CCD Laser Displacement SensorLK series

Sensor Head, Small Spot

LK-501

[Discontinued model]

This model has been discontinued.

Compliance with the certification standard is ensured as of the time of shipment from our company.

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SPECIFICATIONS

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Model

LK-501

Type

Sensor head

Measurement mode

High-precision mode,Long-range mode

Reference distance

350 mm 13.78" (High-precision mode), 500 mm 19.69" (Long-range mode)

Measuring range

±100 mm ±3.94" (High-precision mode), ±250 mm ±9.84" (Long-range mode)

Light source

Type

Visible red semiconductor laser

Wavelength

690 nm

Output

15mW

Laser
Class

FDA (CDRH) 21CFR Part 1040.10

Class 3B Laser Product

IEC 60825-1

Spot diameter (at standard distance)

Approx. 0.7 mm (high-precision mode), approx. 0.3 mm (long mode)

Linearity

±0.1% of F.S. *1

Repeatability

10 µm (high-precision mode), 50 µm (long mode)

Analog output

Voltage output

±10 V (10 µm 0.000394"/mV) *2 (High-precision mode),
±5 V (50 µm 0.001969"/mV) *2 (Long-range mode)

Impedance

100 Ω

Current output

4 to 20 mA (Applicable load: 350 Ωmax.)

Alarm output

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

Sampling cycle

1,024 µs

Other functions

Auto-zero, analog output holding when an alarm occurs, gain switching, response switching, span and shift adjustment of mirror surface measurement mode, changing the sampling cycle

Temperature characteristics

0.02% of F.S./°C

Rating

Power voltage

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

Maximum current consumption

400 mA max.

Environmental resistance

Enclosure rating

IP67

Ambient light

Incandescent or fl uorescent lamp: 10,000 lux max.

Ambient temperature

0 to +50 °C 32 to 122 °F (No condensation)

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

Material

Aluminum die-cast

Weight

Approx. 700 g (including cable)

*1 Linearity was obtained using KEYENCE's standard target (Zirconia block gauge: LK-031/036, LK-081/086, LK-011, White ceramic block gauge: LK-503).
*2 When measurement is impossible, 12 V (31.2 mA) is output.

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Measurement Sensors