High-speed, High-accuracy CCD Laser Displacement Sensor

LK-G3000 series

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Model

LK-G08

LK-G10

LK-G15

LK-G32

LK-G37

Reference distance

8 mm 0.32"

10 mm 0.39"

30 mm 1.18"(Diffuse reflection), 23.5 mm 0.93"(Specular reflection)

Measuring range

±0.8 mm

±1 mm ±0.04"

±5 mm ±0.2"(Diffuse reflection),±4.5 mm ±0.18"(Specular reflection)

Light source

Type

Red semiconductor laser

Wavelength

655nm (Visible light), Class 1 laser product (JIS C6802)

655nm (visible light) Class 2 (JIS C6802)

Laser Class

Class II (FDA (CDRH) Part 1040.10),Class 1 (IEC 60825-1)

Class II (FDA (CDRH) Part 1040.10), Class 2 (IEC 60825-1)

Control output

0.3 mW

0.95 mW maximum

Spot diameter (at standard distance)

Approx. ø20 µm ø0.000787"

Approx. 20 x 500 µm
0.000787 x 0.0197"

Approx. ø30 µm ø0.001181"

Approx. 30 x 850 µm
0.001181 x 0.0335"

Linearity

±0.05% of F.S. (F.S. = ±0.8 mm ±0.03")*1

±0.03% of F.S. (F.S.= ±1 mm ±0.04")*1

±0.05% of F.S. (F.S.= ±5 mm ±0.2")*1

Repeatability

0.02 μm (0.01 μm)*2

0.02 µm
(0.01 µm )*2

0.05 µm*3*2

Sampling cycle

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

LED display

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

Temperature characteristics

0.02% of F.S./°C (F.S. = ±0.8 mm 0.031")

0.01% of F.S./°C (F.S.= ±1 mm ±0.04")

0.01% of F.S./°C (F.S.= ±5 mm ±0.2")

Environmental resistance

Enclosure rating

IP67 (IEC60529)

Ambient temperature

10 to 40℃ 50 to 104°F

0 to 50°C 32 to 122°F

Relative humidity

35 to 85% RH (No condensation)

Environmental resistance

Operating ambientluminance

Incandescent lamp or fluorescent lamp: 10000 lux max.

Vibration

10 to 55 Hz, double amplitude 0.75 mm 0.03"; two hours in each direction of X, Y, and Z

10 to 55 Hz, double amplitude 1.5 mm 0.06"; two hours in each direction of X, Y, and Z

Material

Aluminum

Aluminum die-cast

Weight

Approx 245 g (including the cable)

Approx 190 g (including the cable)

Approx 280 g (including the cable)

*1 This value was taken when measuring a KEYENCE standard target (ceramic) in standard mode.
*2 These values were taken when measuring a KEYENCE standard target (SUS) at a reference distance and with the number of averaging measurements set to 4,096
*3 Consult your nearest KEYENCE representative for the Class IIIa type with increased repeatability.

Model

Single unit type

LK-G3001V

LK-G3001PV

Separate type

LK-G3001/LK-GD500

LK-G3001P/LK-GD500

Type

All-in-one model

Display

Head compatibility

All LK-G sensor heads are compatible

Number of connectable sensors

Maximum of 2 units

Minimum display unit

0.01 µm

Display range

±9999.99 mm to ±9999.99 μm (Selectable from six levels)

Refresh rate

10 times/sec

Terminal block

Analog voltage output

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

Analog current output

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

Timing input

For OUT1, non-voltage input*1

For OUT1, voltage input*3

Reset input

Auto-zero input

Laser remote interlock input

Non-voltage input*1

Non-voltage input*3

Comparator output

For OUT1, NPN open-collector output*2

For OUT1, PNP open-collector output*4

Alarm output

For OUT1, NPN open-collector output*2(N.C.)

For OUT1, PNP open-collector output*4(N.C.)

Expansion connector

Timing input

For OUT2, non-voltage input*1

For OUT2, voltage input*3

Reset input

Auto-zero input

Program switching input

Non-voltage input*1 × 3 inputs

Voltage input*3 × 3 inputs

Laser-Off input

For Head A/Head B, non-voltage input*1

For Head A/Head B, voltage input*3

Comparator output

For OUT2, NPN open-collector output*2

For OUT2, PNP open-collector output*4

Alarm output

For OUT2, NPN open-collector output*2(N.C.)

For OUT2, PNP open-collector output*4 (N.C.)

Binary

Binary output

Measured data output (21 bits), OUT1/OUT2 selectable, NPN open-collector output*2

Measured data output (21 bits), OUT1/OUT2 selectable, PNP open-collector output*4

Strobe output

NPN open-collector output*2

PNP open-collector output*4

Binary selector output

Binary selector input

Non-voltage input*1

Voltage input*3.

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,
Connection of setting support software, Selectable head-mounting, etc.

Power supply voltage

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

Current consumption

500 mA or less with 1 head/600 mA or less with 2 heads

Ambient temperature

0 to 50°C 32 to 122°F, No condensation

Relative humidity

35 to 85%, No condensation

Weight

Approx. 480 g

*1 The rating of non-voltage input: 1 V or less ON voltage, 0.6 mA or less OFF current.
*2 The rating of the NPN open-collector: 50 mA max. (40 V max.), residual voltage of 1 V max.
*3 The rating of voltage input: 10.2 V or more ON voltage (26.4 V max.) 0.6 mA or less OFF current.
*4 The rating of the PNP open collector: 50 mA max. (30 V max.), residual voltage of 1 V max.

Model

LK-GC2

LK-GC5

LK-GC10

LK-GC20

LK-GC30

Cable length

2 m 6.6'

5 m 16.4'

10 m 32.8'

20 m 65.6'

30 m 98.4'

Weight

Approx 200 g (including the cable)

Approx 400 g (including the cable)

Approx 750 g (including the cable)

Approx 1400 g (including the cable)

Approx 2000 g (including the cable)

Model

LK-G82

LK-G87

LK-G152

LK-G157

Reference distance

80 mm 3.15"(Diffuse reflection),75.2 mm 2.96"(Specular reflection)

150 mm 5.91" (Diffuse reflection),147.5 mm 5.81" (Specular reflection)

Measuring range

±15 mm ±0.59"(Diffuse reflection),±14 mm ±0.55"(Specular reflection)

±40 mm ±1.57"(Diffuse reflection),±39 mm ±1.54"(Specular reflection)

Light source

Type

Red semiconductor laser

Wavelength

655 nm (visible light)

Laser Class

Class II (FDA (CDRH) Part 1040.10), Class 2 (IEC 60825-1)

Control output

0.95 mW maximum

Spot diameter (at standard distance)

Approx. ø70 µm ø0.002756"

Approx. 70 x 1100 µm
0.02756" x 0.0433"

Approx. ø120 µm ø0.004724"

Approx. 120 x 1700 µm
0.0047 x 0.0669"

Linearity

±0.05% of F.S. (F.S.= ±15 mm ±0.59")*1

±0.05% of F.S. (F.S.= ±40 mm ±1.57")*1

Repeatability

0.2 µm*2 0.000008"*3

0.5 µm*2 0.000020"*3

Sampling cycle

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

LED display

Near the center 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 ±0.59")

0.01% of F.S./°C (F.S.= ±40 mm ±1.57")

Environmental resistance

Enclosure rating

IP67 (IEC60529)

Ambient temperature

0 to 50°C 32 to 122°F

Relative humidity

35 to 85% RH (No condensation)

Environmental resistance

Operating ambientluminance

Incandescent lamp or fluorescent lamp: 10000 lux max.

Incandescent lamp or fluorescent lamp: 5000 lux max.

Vibration

10 to 55 Hz, double amplitude 1.5 mm 0.06"; two hours in each direction of X, Y, and Z

Material

Aluminum die-cast

Weight

Approx 380 g (including the cable)

Approx 290 g (including the cable)

*1 This value was taken when measuring a KEYENCE standard target (ceramic) in standard mode.
*2 Consult your nearest KEYENCE representative for the Class IIIa type with increased repeatability.
*3 These values were taken when measuring a KEYENCE standard target (SUS) at a reference distance and with the number of averaging measurements set to 4,096

Model

LK-G402

LK-G407

LK-G502

LK-G507

Reference distance

400 mm 15.75"(Diffuse reflection),398 mm 15.67"(Specular reflection)

500 mm 19.69"(Diffuse reflection),497.5 mm 19.59"(Specular reflection)

Measuring range

±100 mm ±3.94"(Diffuse reflection),±99 mm ±3.90"(Specular reflection)

-250 to +500 mm -9.84" to 19.69"(Diffuse reflection),-249 to +498 mm -9.80" to 19.61"(Specular reflection)

Light source

Type

Red semiconductor laser

Wavelength

655 nm (visible light)

Laser Class

Class II (FDA (CDRH) Part 1040.10), Class 2 (IEC 60825-1)

Control output

0.95 mW maximum

Spot diameter (at standard distance)

Approx. ø290 µm ø0.0114"

Approx. 290 x 8300 µm 0.0114 x 0.3268"

Approx. ø300 µm ø0.0118"

Approx. 300 x 9500 µm 0.0118 x 0.3268"

Linearity

±0.05% of F.S.(F.S.= ±100 mm ±3.94")*1

±0.05% of F.S. (F.S.= ±100 mm ±3.94")*1

±0.05% of F.S. ( ±250 µm ±0.009843")*3*4 -250 to +250 mm -9.84" to +9.84"
;high-accuracy range ±0.02% of F.S. ( ±100 µm ±0.003938")
-250 to -50 mm -9.84" to -1.97"
;long range ±0.1% of F.S. ( ±500 µm ±0.0099")
-250 to +500 mm -9.84" to +19.69" (F.S. = ±250 mm ±9.84")*1

Repeatability

2 µm 0.000079"*2

Sampling cycle

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

LED display

Near the center 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 ±3.94")

0.01% of F.S./˚C (F.S.= ±250 mm ±9.84")

Environmental resistance

Enclosure rating

IP67 (IEC60529)

Ambient temperature

0 to 50°C 32 to 122°F

Relative humidity

35 to 85% RH (No condensation)

Environmental resistance

Operating ambientluminance

Incandescent lamp or fluorescent lamp: 5000 lux max.

Vibration

10 to 55 Hz, double amplitude 1.5 mm 0.06"; two hours in each direction of X, Y, and Z

Material

Aluminum die-cast

Weight

Approx 380 g (including the cable)

*1 This value was taken when measuring a KEYENCE standard target (ceramic) in standard mode.
*2 These values were taken when measuring a KEYENCE standard target (SUS) at a reference distance and with the number of averaging measurements set to 4,096
*3 All are calculated at F.S. = (±250 mm ±9.84" ).
*4 “High accuracy range” and “long range” refer to the linearity when those ranges are used.

Model

OP-51654

OP-51655

OP-51656

Cable length

0.3 m 0.98'

3 m 9.8'

10 m 32.8'

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