Hokuyo Smart-URG UST-05LN Scanning laser

- Brand: Hokuyo
- Model: UST-05LN
- Type: Scanning laser rangefinder (obstacle detection sensor)
- All Tech Specs:
  - Material: Aluminum (housing); polycarbonate (optical window)
  - Light Source: Semiconductor laser (905 nm, Class 1 laser safety per IEC 60825-1:2007)
  - Supply Voltage: 12V/24V DC (operating range: 10–30V DC, ripple within 10%)
  - Current Consumption: 150 mA or less at 24V DC (400 mA during startup)
  - Detection Range: 0.06–5 m (guaranteed for white Kent paper); 0.06–2 m for 10% reflectance objects
  - Accuracy: ±40 mm (under reference conditions)
  - Repeatability: Sigma <20 mm (standard deviation, reference environment)
  - Minimum Detectable Size: 130 mm (varies with distance)
  - Scan Angle: 270°
  - Angular Resolution: 0.5° (541 measurement steps)
  - Scan Time: 25 ms (motor speed: 2400 rpm)
  - Switching Frequency: 40 Hz (typical for scanning)
  - Interface: USB (for configuration); photo-coupler inputs/outputs
  - Inputs: 5 area switching inputs (photo-coupler, common anode, 4 mA when ON)
  - Outputs: 3 detection outputs (photo-coupler, open collector, max 50 mA at 30V DC, OFF during detection); 1 malfunction output (ON during normal operation, OFF during malfunction); 1 synchronization output
  - Connection: Cable (2 m standard, with power and I/O lines)
  - Operating Temperature Range: -10°C to +50°C (+14°F to +122°F)
  - Storage Temperature Range: -25°C to +70°C (-13°F to +158°F)
  - Protection Rating: IP65 (optics, dust-tight, water-resistant)
  - Vibration Resistance: 10–55 Hz, 1.5 mm double amplitude (XYZ directions, 2 hours); 55–200 Hz, 98 m/s² (1 hour, XYZ directions)
  - Certification: CE marked; RoHS compliant
  - Features: Compact and lightweight; free area settings for obstacle detection; suitable for AGVs and robots
- Dimension: 50 mm width x 50 mm depth x 70 mm height (1.97 in x 1.97 in x 2.76 in)
- Weight: 0.13 kg (130 g, excluding cable)
- Country of Origin: Japan
- HS Code: 9031.80 (measuring instruments, including laser rangefinders)[]