High-accuracy 2D Laser Displacement Sensor

LJ-G series

Select Language

Model

LJ-G015K

LJ-G015

LJ-G030

LJ-G080

LJ-G200

Mounting

Specular reflective

Diffuse reflective

Reference distance

15 mm 0.59"

30 mm 1.18"

80 mm 3.15"

200 mm 7.87"

Measuring range

Z-axis (Height)

±2.3 mm ±0.09"

±2.6 mm ±0.1"

±10 mm ±0.39"

±23 mm ±0.91"

±48 mm ±1.89"

X-axis (Width)

Near

6.5 mm 0.26"

20 mm 0.79"

25 mm 0.98"

51 mm 2.01"

Reference distance

7.0 mm 0.28"

22 mm 0.87"

32 mm 1.26"

62 mm 2.44"

Far

7.5 mm 0.30"

25 mm 0.98"

39 mm 1.54"

73 mm 2.87"

Light source

Type

Red semiconductor laser

Wavelength

655nm (Visible light), Class 2 laser product (JIS C6802)

Output

0.95 mW

Laser Class

Class II Laser Product (FDA (CDRH) 21CFR PART1040.10), Class 2 Laser Product (IEC 60825-1)

Spot shape (at reference distance)

Approx 32 µm x 12 mm 0.001260" x 0.47"

Approx 40 µm x 25 mm
0.001575" x 0.98"

Approx 80 µm x 46 mm
0.003150" x 1.81"

Approx 180 µm x 70 mm
0.007087" x 2.76"

Repeatability

Z-axis (Height)

0.2 µm 0.000008"*1

1 µm 0.000040"*1

2 µm 0.000079"*1

X-axis (Width)

2.5 µm 0.000099"*2

5 µm 0.000197"*2

10 µm 0.000394"*2

20 µm 0.000788"*2

Linearity Z-axis (Height)

±0.1% of F.S.*3

Sampling cycle (trigger interval)

3.8 ms*4

Temperature characteristics

0.02% of F.S./°C

Environmental resistance

Enclosure rating

IP67 (IEC60529)

Operating ambientluminance

Incandescent lamp or fluorescent lamp: 5000 lux max.*5

Operating temperature range

0 to 50°C 32 to 122°F

Operating ambient humidity

35 to 85% RH (No condensation)

Vibration

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

Material

Aluminum

Weight

Approx 260 g

Approx 290 g

Approx 350 g

Approx 480 g

*1 The value obtained after 64 times averaging at the reference distance.The target is KEYENCE standard object. The value is the average of the widths in the Height mode.
*2 The value obtained after 64 times averaging at the reference distance.The target is ø10 mm ø0.39" pin gauge. The value is the edge in the Position mode after 16 times of the Smoothing.
*3 The target is KEYENCE standard object. The value is the average of the widths in the Height mode.
*4 With initial setting, minimum measuring range, and single smoothing processing
*5 The illumination on the receiver of the sensor head when targeting an illuminated white paper.

Model

LJ-G5001

LJ-G5001P

Head compatibility

Measuring units are interchangeable without factory recalibration.

Compatible

Number of connectable sensors

Maximum of 2 units

2 units max.

Display

Minimum display unit

0.1 µm *1, 0.001 mm2, 0.01° (Inch mode : 0.01 Mil, 0.00001 inch)

Maximum display range

±99999.9 mm, ±999999 mm2, ±99999.9° (Inch mode : ±9999.99 Mil, ±999.999 inch)

Input terminal block

Laser remote interlock input

Non-voltage or voltage input *2.

Non-voltage input

Trigger input

For sensor head A, non-voltage input

For sensor head A, voltage input

Timing 1 input

Non-voltage input

Voltage input

Auto-zero 1 input

Reset input

Output terminal block

Analog voltage output

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

Total judgment output

NPN open-collector output

PNP open-collector output

Error output

NPN open-collector output (N.C.)

PNP open-collector output (N.C.)

Process output

NPN open-collector output

PNP open-collector output

Trigger input enable output

For sensor head A, NPN open-collector output

For sensor head A, PNP open-collector output

Adjusted error output

Expansion connector

Timing 2 input

Non-voltage input

Voltage input

Auto-zero 2 input

Trigger input

For sensor head B, non-voltage input

For sensor head B, voltage input

Program switching input

Non-voltage input, 4 inputs

Voltage input, 4 inputs

Memory card save input

Non-voltage input

Voltage input

Laser-Off input

For sensor head A/B, non-voltage input

For sensor head A/B, voltage input

Judgment/Binary output

3-level judgment output: OUT1 to OUT8, total judgment output
Binary output: OUT1 to OUT8 measured data output (21 bits)
NPN open-collector output*3

3-level judgment output: OUT1 to OUT8, total judgment output
Binary output: OUT1 to OUT8 measured data output (21 bits)
PNP open-collector output*3

Strobe output

NPN open-collector output

PNP open-collector output

Trigger input enable output

For sensor head B, NPN open-collector output

For sensor head B, PNP open-collector output

Adjusted error output

Analog RGB monitor output

SVGA (800 × 600 pixels)

SVGA (800 x 600 pixels)

RS-232C interface

Measured data output and control input/output (Maximum baud rate: 115200 bps, selectable)

USB interface

Supports USB 2.0 Hi-Speed (compatible with USB 1.1 Full Speed)

In conformity with USB Revision 2.0 HI-SPEED (USB 1.1 Full-SPEED compatible)

Ethernet interface

100BASE-TX/10BASE-T*4

100BASE-TX/10BASE-T

Memory card

Compatible with NR-M32 (32 MB), GR-M256 (256MB), and NR-M1G (1GB). (with FAT32)

Compatible with NR-M32 (32 MB), GR-M256 (256MB), and NR-M1G (1GB). (with FAT32)

Major functions

Sensor heads calculation, Profile adjustment, Filter, Smoothing, Averaging,
Position adjustment, OUT name change, Measurement mode selection
(Height, position, gap, width, center position, section area, intersection, angle, profile comparison, profile tracking),
Scaling, Average, Measurement, Measured value alarm, Tolerance setting, Auto-zero, Storage (data/profile),
Memory card saving, Program memory, Trigger mode change, Mutual interference prevention, Measuring range change,
Calibration, Laser light adjustment, Sampling time setting, Mask, Profile alarm setting, Inclination adjustment, Height adjustment,
Display language switch, Setting support software connection, Trigger pitch/Measuring time display, etc.

Rating

Power voltage

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

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

Maximum current consumption

800 mA or less with 1 sensor head/1 A or less with two sensor heads

Environmental resistance

Operating temperature range

0 to 50°C 32 to 122°F

Operating ambient humidity

35 to 85% RH (No condensation)

Weight

Approx 1050 g

*1 When LJ-G015 or LJ-G015K is connected only. When other sensor heads are connected, the minimum display unit is 1 µm.
*2 (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 OFFcurrent.
*3 Time-sharing output of judgment results or binary measured data.
The rating of the NPN open-collector output: 50 mA max. (30 V max.), residual voltage of 1 V max. The rating of the PNP open-collector output: 50 mA max. (30 V max.), residual voltage of 1 V max.
The rating of the non-voltage input: 1 V or less ON voltage, 0.6 mA or less OFF current (Trigger input terminal: 1 V or less ON voltage, 1.0 mA or less OFF current)
The rating of the voltage input: 26.4 V maximum rating, 10.8 V or less ON voltage, 0.6 mA or less OFF current (Trigger input terminal: 26.4 V maximum rating, 10.8 V or less ON voltage, 1.0 mA or less
OFF current)
*4 This is dedicated for connection with IV-series sensor.

Model

LJ-H1W

Supported operating systems

Windows Vista *1
Windows XP Professional Edition/Home Edition *1
Windows 2000 Professional *1
Windows 98SE *1

Required free space on hard disk

30 MB min.

Required display

XGA (1024 x 768 pixels) min, 256 colors min.

CPU

Pentium III 400 MHz or higher

Memory capacity

128 MB min.

PC interface

USB2.0/1.1 *2, Ethernet *3, or RS-232C (serial port)
should be featured.*4

*1 Windows is a registered trademark of Microsoft Corporation of U.S.A (America).
*2 Connection via a hub is not guaranteed.
*3 Connection to a LAN and connection via a router are not guaranteed.
Company names and product names in the table are registered trademarks or trademarks.
*4 One of the interfaces is selected for communication. Simultaneous communication is not
available.

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