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Keyence LJ-X8400

Sensor head. . Series: 2D/3D Laser Profiler. Series code: LJ-X8000 series

MPN: LJ-X8400
Category: 2D/3D Laser Profiler

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What is the Keyence LJ-X8400?

Sensor head. LJ-X8400. Series: 2D/3D Laser Profiler. Series code: LJ-X8000 series

Specifications

Model Name	Sensor head
Model Code	LJ-X8400
Series Title	2D/3D Laser Profiler
Series Code	LJ-X8000 series
Data Sheet URL	https://www.keyence.com/download/download/confirmation/?dlSeriesId=WS_SR57351&dlModelId=PM_12X8400&dlSiteId=1&dlLanguageId=en-US&dlLangType=en-US
CAD URL	https://www.keyence.com/products/measure/laser-2d/lj-x8000/downloads/?mode=cd&modelId=PM_12X8400
Manuals URL	https://www.keyence.com/products/measure/laser-2d/lj-x8000/downloads/?mode=ma&modelId=PM_12X8400
Model	LJ-X8400
Reference distance	380 mm 14.96"
Measurement range - Z-axis (height)	±60 mm ±2.36" (+95 to -220 mm +3.74" to -8.66" *1) (F.S.=315 mm 12.40")
Measurement range - X-axis (width)	180 mm 7.09" (163 mm 6.42" *1)
Measurement range	210 mm 8.27"
Light source	Blue semiconductor laser
Light source - Wavelength	405 nm (visible light)
Light source - Laser class	Class 2M laser product (IEC60825-1, FDA (CDRH) Part 1040.10 2) 3
Light source - Output	10 mW
Spot size	Approx. 275 mm × 249 μm 10.83" × 0.0098" (reference distance)
Repeatability - Z-axis (height)	5 μm 0.000197" 45
Repeatability - X-axis (width)	10 μm 0.0004" 46
Linearity	Reference distance: ±60 mm ±2.36" ±0.025% of F.S. (±0.003%)Total range: ±0.035% of F.S. (±0.005%) *7
Profile data interval	75 μm 0.0030" (50 μm 0.0020"~)100 μm 0.0039" (50 μm 0.0020"~) 1 8
Profile data count	3200 points
HDR (high dynamic range)	Single-shot HDR *9
Laser irradiation position confirmation function	Blue LED (405 nm)
Temperature characteristic	0.01% of F.S./°C
Environmental resistance - Enclosure rating	IP67 (IEC60529) *10
Environmental resistance - Ambient light	Incandescent lamp: 10,000 lux or less *11
Environmental resistance - Ambient temperature	0 to +45°C 32 to +113°F *12
Environmental resistance - Relative humidity	85% RH or less (no condensation)
Environmental resistance - Vibration resistance	10 to 57 Hz, double amplitude 1.5 mm 0.06"; 3 hours each for X, Y, and Z axes
Environmental resistance - Shock resistance	15 G / 6 msec
Material	Aluminum
Weight	Approx. 1300 g 2.87 lb

LJ-X8400: frequently asked questions

When can LJ-X8400 be shipped?

LJ-X8400 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up LJ-X8400 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for LJ-X8400 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for LJ-X8400, subject to availability and destination.