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          High-speed, High-accuracy CCD Laser Displacement Sensor

          LK-G3000 series

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          Controllers

          Model

          LK-G3001V*1

          LK-G3001PV*3

          Separate type

          LK-G3001/LK-GD500*2

          LK-G3001P/LK-GD500*4

          Type

          All-in-one model

          Head compatibility

          All LK-G sensor heads are compatible

          Connectable number of heads

          Maximum of 2 units

          Display

          Minimum display unit

          0.01 µm

          Display range

          ±9,999.99 mm to ±9,999.99 µm (Selectable from six levels)

          Display cycle

          10 times/sec.

          Terminal block

          Analogue voltage output

          ±10 V x 2 outputs, output impedance: 100 Ω

          Analogue current output

          4 to 20 mA x 2 outputs, maximum load resistance: 350 Ω

          Timing input

          For OUT1, non-voltage input

          For OUT1, voltage input

          Reset input

          Auto-zero input

          Laser remote interlock input

          Non-voltage input

          Comparator output

          For OUT1, NPN open-collector output

          For OUT1, PNP open-collector output

          Alarm output

          For OUT1, NPN open-collector output (N.C.)

          For OUT1, PNP open-collector output (N.C.)

          Expansion connector

          Timing input

          For OUT2, non-voltage input

          For OUT2, voltage input

          Reset input

          Auto-zero input

          Program switching input

          Non-voltage input x 3 inputs

          Voltage input x 3 inputs

          Laser-Off input

          For Head A/Head B, non-voltage input

          For Head A/Head B, voltage input

          Comparator output

          For OUT2, NPN open-collector output

          For OUT2, PNP open-collector output

          Alarm output

          For OUT2, NPN open-collector output (N.C.)

          For OUT2, PNP open-collector output (N.C.)

          Binary

          Binary output

          Measured data output (21 bits), OUT1/OUT2 selectable, NPN open-collector output

          Measured data output (21 bits), OUT1/OUT2 selectable, PNP open-collector output

          Strobe output

          NPN open-collector output

          PNP open-collector output

          Binary selector output

          Binary selector input

          Non-voltage input

          Voltage input

          RS-232C interface

          Measured data output and control input/output (Maximum baud rate: 115,200 bps, selectable)

          USB interface

          In conformity with USB Revision 2.0 Full speed (USB1.1 compatible)

          Major functions

          2 OUT simultaneous measurement, Operation, Averaging, Filter, Calibration, Measurement, AUTO ZERO,
          Sampling frequency setting, Mutual interference prevention, Data storage, 8-program memory, ECO mode,
          ABLE setting, Target setting, ABLE tuning, Selection of measurement surface of transparent target,
          Statistics processing, Connection of setting support software, Selectable head-mounting, etc.

          Rating

          Power voltage

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

          Current consumption

          When connecting one measurement head 500 mA or less /
          When connecting two measurement heads 600 mA or less

          Environmental resistance

          Ambient temperature

          0 to +50 °C

          Relative humidity

          35 to 85 % RH (No condensation)

          Weight

          Approx. 480 g

          *1 The rating of the NPN open-collector: 50 mA max. (40 V max.), residual voltage of 1 V max.
          The rating of non-voltage input: 1 V or less ON voltage, 0.6 mA or less OFF current.
          *2 LK-G3001 can be operated singly. The measured value display and setting modifications can be performed on the display panel (LK-GD500) or via the setting support software (LK-H1W).
          *3 The rating of the PNP open collector: 50 mA max. (30 V max.), residual voltage of 1 V max.
          The rating of voltage input: 10.2 V or more ON voltage (26.4 V max.) 0.6 mA or less OFF current.
          *4 LK-G3001P can be operated singly. The measured value display and setting modifications can be performed on the display panel (LK-GD500) or via the setting support software (LK-H1W).

          Sensor heads

          Model

          LK-G10

          LK-G15

          LK-G32

          LK-G37

          Reference distance

          10 mm

          Diffused reflection: 30 mm, Specular reflection: 23.5 mm

          Measuring range

          ±1 mm*1*2

          Diffused reflection: ±5 mm, Specular reflection: ±4.5 mm*1*5

          Light source

          Type

          Red semiconductor laser

          Wavelength

          650 nm (visible light)

          Laser Class

          Class II (FDA CDRH 21CFR Part 1040.10), Class 1 (IEC60825-1)

          Class II (FDA CDRH 21CFR Part 1040.10), Class 2 (IEC60825-1)

          Output

          0.3 mW

          0.95 mW

          Spot diameter (at reference distance)

          Approx. ø20 µm

          Approx. 20 x 500 µm

          Approx. ø30 µm

          Approx. 30 x 850 µm

          Linearity

          ±0.03 % of F.S. (F.S.= ±1 mm)*3

          ±0.05 % of F.S. (F.S.= ±5 mm)*3

          Repeatability

          0.02 µm (0.01 µm)*4

          0.05 µm*6*7

          Sampling frequency

          20 / 50 / 100 / 200 / 500 / 1000 µs (Selectable from 6 levels)

          LED display

          Near the centre of the measurement: Green lights
          Within the measurement area: Orange lights
          Outside the measurement area: Orange flashing

          Temperature characteristics

          0.01 % of F.S./°C (F.S.= ±1 mm)

          0.01 % of F.S./°C (F.S.= ±5 mm)

          Environmental resistance

          Enclosure rating

          IP67 (IEC60529)

          Ambient light

          Incandescent lamp or Fluorescent lamp: 10,000 lux max.

          Ambient temperature

          0 to +50 °C

          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

          Material

          Aluminium die-cast

          Weight

          Approx. 190 g (including the cable)

          Approx. 280 g (including the cable)

          *1 The range is obtained by measuring KEYENCE's standard target (ceramic).
          *2 When the sampling rate is 20 µs, the range becomes +0.37 (FAR side) to -1 mm (NEAR side).
          *3 The range is obtained by measuring KEYENCE's standard target (ceramic) with the Standard mode.
          *4 The range is obtained by measuring KEYENCE's standard (SUS) with 4,096 times of averaging at the reference distance. The range in parenthesis is the typical linearity obtained by measuring the target with 16,384.
          *5 When the sampling rate is 20 µs, the range becomes +1.8 (FAR side) to -5 mm (NEAR side) for diffuse reflection, and +1.6 (FAR side) to -4.5 mm (NEAR side) for specular reflection.
          *6 Consult your nearest KEYENCE representative for the Class IIIa type with increased repeatability.
          *7 The range is obtained by measuring KEYENCE's standard (SUS) with 4,096 times of averaging at the reference distance.

          Sensor heads

          Model

          LK-G82

          LK-G87

          LK-G152

          LK-G157

          Reference distance

          Diffused reflection: 80 mm, Specular reflection: 75.2 mm

          Diffused reflection: 150 mm, Specular reflection: 147.5 mm

          Measuring range

          Diffused reflection: ±15 mm, Specular reflection: ±14 mm*1*2

          Diffused reflection: ±40 mm, Specular reflection: ±39 mm*1*6

          Light source

          Type

          Red semiconductor laser

          Wavelength

          650 nm (visible light)

          Laser Class

          Class II (FDA CDRH 21CFR Part 1040.10), Class 2 (IEC60825-1)

          Output

          0.95 mW

          Spot diameter (at reference distance)

          Approx. ø70 µm

          Approx. 70 x 1,100 µm

          Approx. ø120 µm

          Approx. 120 x 1,700 µm

          Linearity

          ±0.05 % of F.S. (F.S.= ±15 mm)*3

          ±0.05 % of F.S. (F.S.= ±40 mm)*3

          Repeatability

          0.2 µm*4*5

          0.5 µm*4*5

          Sampling frequency

          20 / 50 / 100 / 200 / 500 / 1000 µs (Selectable from 6 levels)

          LED display

          Near the centre of the measurement: Green lights
          Within the measurement area: Orange lights
          Outside the measurement area: Orange flashing

          Temperature characteristics

          0.01 % of F.S./°C (F.S.= ±15 mm)

          0.01 % of F.S./°C (F.S.= ±40 mm)

          Environmental resistance

          Enclosure rating

          IP67 (IEC60529)

          Ambient light

          Incandescent lamp or Fluorescent lamp: 10,000 lux max.

          Incandescent lamp or Fluorescent lamp: 5,000 lux max.

          Ambient temperature

          0 to +50 °C

          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

          Material

          Aluminium die-cast

          Weight

          Approx. 380 g (including the cable)

          Approx. 290 g (including the cable)

          *1 The range is obtained by measuring KEYENCE's standard target (ceramic).
          *2 When the sampling rate is 20 µs, the range becomes -9 (NEAR side) to -15 mm (NEAR side) for diffuse reflection, and -8.7 (NEAR side) to -14 mm (NEAR side) for specular reflection.
          *3 The range is obtained by measuring KEYENCE's standard target (ceramic) with the Standard mode.
          *4 Consult your nearest KEYENCE representative for the Class IIIa type with increased repeatability.
          *5 The range is obtained by measuring KEYENCE's standard (SUS) with 4,096 times of averaging at the reference distance.
          *6 When the sampling rate is 20 µs, the range becomes -22 (NEAR side) to -40 mm (NEAR side) for diffuse reflection, and -22 (NEAR side) to -39 mm (NEAR side) for specular reflection.

          Sensor heads

          Model

          LK-G402

          LK-G407

          LK-G502

          LK-G507

          Reference distance

          Diffused reflection: 400 mm, Specular reflection: 398 mm

          Diffused reflection: 500 mm, Specular reflection: 497.5 mm

          Measuring range

          Diffused reflection: ±100 mm, Specular reflection: ±99 mm*1*2

          Diffused reflection: -250 to +500 mm, Specular reflection: -249 to +498 mm*1*5

          Light source

          Type

          Red semiconductor laser

          Wavelength

          650 nm (visible light)

          Laser Class

          Class II (FDA CDRH 21CFR Part 1040.10), Class 2 (IEC60825-1)

          Output

          0.95 mW

          Spot diameter (at reference distance)

          Approx. ø290 µm

          Approx. 290 x 8,300 µm

          Approx. ø300 µm

          Approx. 300 x 9,500 µm

          Linearity

          ±0.05 % of F.S. (F.S.= ±100 mm)*3

          ±0.05 % of F.S. (±250 µm)*6 -250 to +250 mm
          high-accuracy range: ±0.02 % of F.S. (±100 µm) -250 to -50 mm
          long range: ±0.1 % of F.S. (±500 µm) -250 to +500 mm (F.S. = ±250 mm)*3

          Repeatability

          2 µm*4

          Sampling frequency

          20 / 50 / 100 / 200 / 500 / 1000 µs (Selectable from 6 levels)

          LED display

          Near the centre of the measurement: Green lights
          Within the measurement area: Orange lights
          Outside the measurement area: Orange flashing

          Temperature characteristics

          0.01 % of F.S./°C (F.S.= ±100 mm)

          0.01 % of F.S./°C (F.S.= ±250 mm)

          Environmental resistance

          Enclosure rating

          IP67 (IEC60529)

          Ambient light

          Incandescent lamp or Fluorescent lamp: 5,000 lux max.

          Ambient temperature

          0 to +50 °C

          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

          Material

          Aluminium die-cast

          Weight

          Approx. 380 g (including the cable)

          *1 The range is obtained by measuring KEYENCE's standard target (ceramic).
          *2 When the sampling rate is 20 µs, the range becomes -70 (NEAR side) to -100 mm (NEAR side) for diffuse reflection.
          When the sampling rate is 20 µs, the range becomes -70 (NEAR side) to -99 mm (NEAR side) for specular reflection.
          *3 The range is obtained by measuring KEYENCE's standard target (ceramic) with the Standard mode.
          *4 The range is obtained by measuring KEYENCE's standard (SUS) with 4,096 times of averaging at the reference distance.
          *5 When the sampling rate is 20 µs, the range becomes -230 (NEAR side) to -250 mm (NEAR side) for diffuse reflection.
          When the sampling rate is 20 µs, the range becomes -230 (NEAR side) to -249 mm (NEAR side) for specular reflection.
          When the sampling rate is 50 µs, the range becomes -125 (NEAR side) to -250 mm (NEAR side) for diffuse reflection.
          When the sampling rate is 50 µs, the range becomes -125 (NEAR side) to -249 mm (NEAR side) for specular reflection.
          *6 All are calculated at F.S. = ±250 mm.
          "High accuracy range" and "long range" refer to the linearity when those ranges are used.

          Extension cable (Cable between the head and controller)

          Model

          LK-GC2

          LK-GC5

          LK-GC10

          LK-GC20

          LK-GC30

          Cable length

          2 m

          5 m

          10 m

          20 m

          30 m

          Weight

          Approx. 200 g (including the cable)

          Approx. 400 g (including the cable)

          Approx. 750 g (including the cable)

          Approx. 1,400 g (including the cable)

          Approx. 2,000 g (including the cable)

          Extension cable (Cable for display panel)

          Model

          OP-51654

          OP-51655

          OP-51656

          Cable length

          0.3 m

          3 m

          10 m

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