LK-G3000 series

High-speed, High-accuracy CCD Laser Displacement Sensor

Sensor head
Sensor head
Sensor head
Controller
Extension cable(Cable between the head and controller)
Extension cable(Cable for display panel)

Sensor head

Model		LK-G10	LK-G15	LK-G32	LK-G37
Reference distance		10 mm 0.39"		30 mm 1.18"(Diffuse reflection), 23.5 mm 0.93"(Specular reflection)
Measuring range		±1 mm ±0.04"		±5 mm ±0.2"(Diffuse reflection),±4.5 mm ±0.18"(Specular reflection)
Light source	Type	Red semiconductor laser
	Wavelength	655 nm (visible light)		650 nm (visible light)
	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)
	Output	0.3 mW		0.95 mW
Spot diameter (at reference distance)		Approx. φ20 μm φ0.79 Mil	Approx. 20 x 500 μm 0.79 x 19.69 Mil	Approx. φ30 μm φ1.18 Mil	Approx. 30 x 850 μm 1.18 x 33.46 Mil
Linearity ^*1		±0.03% of F.S. (F.S.= ±1 mm ±0.04")		±0.05% of F.S. (F.S.= ±5 mm ±0.2")
Repeatability ^*2		0.02 μm 0.0008 Mil (0.01 μm 0.0004 Mil)		0.05 μm ^*3 0.002 Mil
Sampling time		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.= ±1 mm ±0.04")		0.01% of F.S./°C (F.S.= ±5 mm ±0.2")
Enclosure rating		IP67 (IEC60529)
Ambient light		Incandescent lamp or fluorescent lamp: 10000 lux max.
Ambient temperature		0 to 50°C (32 to 122°F)
Relative humidity		35 to 85%, No condensation
Vibration resistance		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 (including the cable)		Approx. 190 g		Approx. 280 g
^1 The value is obtained by measuring KEYENCE’s standard target (ceramic) with the Standard mode. ^2 The value is obtained by measuring KEYENCE’s standard(SUS) with 4096 times of averaging at the reference distance. The value in parenthesis is the typical repeatability obtained by measuring the target with 16384. ^*3 Consult your nearest KEYENCE representative for the Class IIIa type with increased repeatability.

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Sensor head

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	650 nm (visible light)
	Laser Class	Class II (FDA (CDRH) Part 1040.10), Class 2 (IEC 60825-1)
	Output	0.95 mW
Spot diameter (at reference distance)		Approx. φ70 μm φ2.76 Mil	Approx. 70 x 1100 μm 2.76 x 43.31 Mil	Approx. φ120 μm φ4.72 Mil	Approx. 120 x 1700 μm 4.72 x 66.93 Mil
Linearity ^*1		±0.05% of F.S. (F.S.= ±15 mm ±0.59")		±0.05% of F.S. (F.S.= ±40 mm ±1.57")
Repeatability ^*2		0.2 μm ^*3 0.008 Mil		0.5 μm ^*3 0.02 Mil
Sampling time		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")
Enclosure rating		IP67 (IEC60529)
Ambient light		Incandescent lamp or fluorescent lamp: 10000 lux max.		Incandescent lamp or fluorescent lamp:5000 lux max.
Ambient temperature		0 to 50°C (32 to 122°F)
Relative humidity		35 to 85%, No condensation
Vibration resistance		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 (including the cable)		Approx. 380 g		Approx. 290 g
^1 The value is obtained by measuring KEYENCE’s standard target (ceramic) with the Standard mode. ^2 The value is obtained by measuring KEYENCE’s standard(SUS) with 4096 times of averaging at the reference distance. The value in parenthesis is the typical repeatability obtained by measuring the target with 16384. ^*3 Consult your nearest KEYENCE representative for the Class IIIa type with increased repeatability.

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Sensor head

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)
	Output	0.95 mW
Spot diameter (at reference distance)		Approx. φ290 μm φ11.42 Mil	Approx. 290 x 8300 μm 11.42 x 326.77 Mil	Approx. φ300 μm φ11.81 Mil	Approx. 300 x 9500 μm 11.81 x 374.02 Mil
Linearity ^*1		±0.05% of F.S.(F.S.= ±100 mm ±3.94")		±0.05% of F.S. ( ±250 μm ±9.84 Mil) ^3^4 -250 to +250 mm -9.84" to +9.84" <high-accuracy range> ±0.02% of F.S. ( ±100 μm ±3.93 Mil) -250 to -50 mm -9.84" to -1.97" <long range> ±0.1% of F.S. ( ±500 μm ±19.7 Mil) -250 to +500 mm -9.84" to +19.69" (F.S. = ±250 mm ±9.84")
Repeatability ^*2		2 μm 0.08 Mil
Sampling time		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")
Enclosure rating		IP67 (IEC60529)
Ambient light		Incandescent lamp or fluorescent lamp: 5000 lux max.
Ambient temperature		0 to 50°C (32 to 122°F)
Relative humidity		35 to 85%, No condensation
Vibration resistance		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 (including the cable)		Approx. 380 g
^1 The value is obtained by measuring KEYENCE’s standard target (ceramic) with the Standard mode. ^2 The value is obtained by measuring KEYENCE’s standard(SUS) with 4096 times of averaging at the reference distance. The value in parenthesis is the typical repeatability obtained by measuring the target with 16384. ^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.

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Controller

Model	NPN		LK-G3001V	LK-G3001
	PNP		LK-G3001PV	LK-G3001P
Type			All-in-one model	Separate monitor model ^*3
Display	Head compatibility		All LK-G sensor heads are compatible
	Number of connectable sensors		Maximum of 2 units
	Minimum display unit		0.01 μm 0.0004 Mil
	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 x 2 outputs, output impedance: 100 Ω
	Analog current output		4 to 20 mA x 2 outputs, maximum load resistance: 350 Ω
	Timing/Reset/Auto-zero input		For OUT1, non-voltage or voltage input ^*1
	Laser remote interlock input		Non-voltage input ^*1
	Comparator output		For OUT1, NPN open-collector output ^*2
	Alarm output		For OUT1, NPN open-collector output ^*2 (N.C.)
Expansion connector	Timing/Reset/Auto-zero input		For OUT2, non-voltage or voltage input ^*1
	Program switching input		Non-voltage or voltage input ^*1 x 3 inputs
	Laser-Off input		For Head A/Head B, non-voltage or voltage input ^*1
	Comparator output		For OUT2, NPN open-collector output ^*2
	Alarm output		For OUT2, NPN open-collector output ^*2(N.C.)
	Binary	Binary output	Measured data output (21 bits), OUT1/OUT2 selectable, NPN open-collector output ^*2
		Strobe output	NPN open-collector output ^*2
		Binary selector output
		Binary selector input	Non-voltage or voltage input ^*1.
RS-232C interface			Measured data output and control input/output (Maximum baud rate: 115200 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.
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)
Relative humidity			35 to 85%, No condensation
Weight			Approx. 480 g	Approx. 370 g
^1 (NPN model) The rating of non-voltage input: 1 V or less ON voltage, 0.6 mA or less OFF current. (PNP model) The rating of voltage input: 10.2 V or more ON voltage (26.4 V max.) 0.6 mA or less OFF current. ^2 The rating of the NPN open-collector: 50 mA max. (40 V max.), residual voltage of 0.5 V max. The rating of the PNP open collector: 50 mA max. (30 V max.), residual voltage of 0.5 V max. ^*3 LK-G3001(P) 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).

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Extension cable(Cable between the head and controller)

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	Approx. 400 g	Approx. 750 g	Approx. 1400 g	Approx. 2000 g