Hokuyo UST-20LX Scanning Laser Rangefinder

HokuyoSKU: RB-Hok-25
Manufacturer #: UST-20LX

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Sale price ¥330,798

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  • Size: 50mm x 50mm x 70mm (sensor only)
  • Weight: 130g (excluding cable)

ZIP File

  • Supply voltage: 12VDC/24VDC (operation range 10 to 30V ripple within 10%)
  • Supply current: 150mA or less (during start up 450mA is necessary)
  • Accuracy: ±40mm
  • Repeated accuracy: σ< 30mm
  • Scan angle: 270°
  • Scan speed: 25ms (Motor speed 2400rpm)
  • Angular resolution: 0.25°
  • Protective structure: IP65
  • Interface: Ethernet 100BASE-TX
  • Surrounding intensity: Less than 15,000lx
  • Material front case: Polycarbonate
  • Rear case: Aluminum
  • Ambient temperature: -10°C to +50°C
  • Ambient humidity: Below 85%RH (without dew, frost)
  • Storage temperature: -30°C to +70°C
  • Storage humidity: Below 85%RH (without dew, frost)
  • Shock resistance: 196m/s2 (20G) X,Y and Z direction 10 times
  • Input: IP reset input, photo-coupler input (current 4mA at ON)
  • Output: Synchronous Output, photo coupler open collector output 30VDC 50mA (maximum)
  • LED display: Power supply LED display (Blue): Blinks during start up and malfunction state
  • Start up time: Within 10 sec (start up time differs if malfunction is detected during start up)

Light source

  • Laser semiconductor (905nm)
  • Laser class 1 (IEC60825-1:2007)

Detection range

  • 0.06m to 20m (white Kent sheet)
  • 0.06m to 8m (diffuse reflectance 10%)
  • Maximum detection distance: 60m

Vibration resistance

  • 10 to 55Hz double amplitude of 1.5mm for 2hrs in each X, Y, and Z direction
  • 55 to 200Hz 98m / s2 sweep of 2min for 1hr in each X,Y and Z direction
  • (Operating) 55 to 150Hz 19.6m / s2 sweep of 2min for 30min in each X,Y and Z direction

EMC standards

  • EN61326-1: 2013
  • EN55011: 2009 + A1: 2010


  • EN61326-1: 2013
  • EN61000-4-2: 2009
  • EN61000-4-3: 2006 + A1: 2008 + A2: 2010
  • EN61000-4-4: 2012
  • EN61000-4-6: 2009
  • EN61000-4-8: 2010

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