Specs : High-speed, High-accuracy CCD Laser Displacement Sensor - LK-G3000 series

Controllers

Model			LK-G3001V^*1	LK-G3001PV^*3
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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).

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Sensor heads

Model		LK-G10	LK-G15	LK-G32	LK-G37
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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	655 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.

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Sensor heads

Model		LK-G82	LK-G87	LK-G152	LK-G157
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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	655 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.

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Sensor heads

Model		LK-G402	LK-G407	LK-G502	LK-G507
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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	655 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.

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Extension cable (Cable between the head and controller)

Model	LK-GC2	LK-GC5	LK-GC10	LK-GC20	LK-GC30
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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)