• Yunshis S20 Laser Distance Sensor top view with digital display and MODE/SET buttons
  • Side view showing circular connector port and printed ID label with QR code on housing
  • Package contents: laser distance sensor with attached cable and metal mounting bracket hardware
  • Multi-angle collage of the sensor showing display side, front sensing face, and rear housing panel
  • Two Yunshis S20 Laser Distance Sensors shown at different angles to display housing and sensing face
  • Sensor kit with wired cable lead and mounting plate shown beside the cube-shaped sensor body
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Yunshis S20 Laser Distance Sensor 0.03–22 m, IP65, 9–35 V, Display, PNP/RS485/4–20 mA/UART

Yunshis S20 Laser Distance Sensor 0.03–22 m, IP65, 9–35 V, Display, PNP/RS485/4–20 mA/UART

Yunshis

$86.00 USD
$86.00 USD
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Overview

The Yunshis S20 is a laser distance sensor designed for medium-to-long range measurement up to 22 m, featuring a built-in numerical display, waterproof connector, and anti-sunlight interference for outdoor use. The S20 series offers multiple output/interface options (PNP, RS485, 4–20 mA, UART) to support different integration requirements.

Key Features

  • Measuring range: 0.03–22 m (15 m under 160 kLux ambient light; 20 m on 10% reflectivity black target)
  • Measurement frequency: 1–1000 Hz (default 100 Hz)
  • Multi-target detection: Double Peak
  • Temperature compensation: Yes
  • Reflectivity calibration: Yes (deviation < 5 mm for different color targets)
  • Withstands sunlight; works on dark/black targets
  • Working laser: 905 nm, Class 1; indicator laser: 635 nm, Class 2
  • Industrial protection rating: IP65
  • Service life exceeds 50,000 hours

Specifications

Max. measurement distance 22 m
Strong light performance 15 m @ 160KLux strong light
Dark target performance 20 m @ 10% reflectivity of black target
Measurement frequency 1–1000 Hz (Default 100 Hz)
Repeatability ±8.0 mm @ 50–2000 mm
Repeatability ±20.0 mm @ 2000–6000 mm
Repeatability ±30.0 mm @ 6000–20000 mm
Absolute accuracy ±20.0 mm @ 200–2000 mm; Blind zone 20–200 mm with large error
Absolute accuracy ±30.0 mm @ 2000–6000 mm
Absolute accuracy <1% @ 6000–20000 mm
Multi-target detection Double Peak
Temperature compensation Yes
Reflectivity calibration Yes, deviation < 5 mm for different color targets
Blind zone 0.03 m
Working laser 905 nm, Class 1
FOV <2°
Spot size Dia 3.5 cm @ 1 m; Dia 11.5 cm @ 5 m; Dia 23 cm @ 10 m; Dia 50 cm @ 20 m
Indicator laser 635 nm, Class 2
Operating temperature -20 to 50 °C
Storage temperature -40 to 85 °C
IP rating IP65
Operating voltage DC +9–35 V
Operating current 107 mA @ 12 V (Indicator Laser On)
Operating current 103 mA @ 12 V (Indicator Laser Off)
Reverse polarity protection Yes
Isolation Yes
Interface / output options (S20 series) S20-P (PNP); S20-R (RS485, Modbus RTU); S20-R1 (4–20 mA); S20-T (UART)

Mechanical (Drawing Notes)

  • All units: mm
  • Front view dimensions: 45 x 45
  • Side view overall length: 49.5
  • Additional marked dimensions/features: 13.5, 36, 35, 18.5, 2.75, R18, Dia 4, Dia 4.2, Dia 3, Dia 8
  • Top panel: MODE button, SET button, numerical display

Applications

  • Humanoid robots, quadruped robots, exoskeletons
  • Robotic arms
  • AGV vehicles, ARU robots
  • Architecture and engineering
  • Drone and aviation
  • Smart home and security systems
  • Liquid level monitoring
  • Storage warehouse automation
  • Robotic technology and general automation

For interface selection and integration support, contact [email protected] or visit https://rcdrone.top/.

Manuals / Documents

Details

Yunshis S20 laser distance sensor with digital display and waterproof connector, 22 m ranging module

The Yunshis S20 laser distance sensor combines a built-in numeric display with outdoor-ready ranging up to 22 m.

Side view of S20 laser ranging module highlighting 0.03–22 m range, IP65 rating, and 9–35 V supply

Designed for industrial integration, the S20 module supports IP65 protection and a wide 9–35 V operating voltage.

S20 series laser distance sensor shown for robotics and automation use, with compact sensor module image

Stable distance measurement in sunlight and on dark targets makes the S20 series a practical choice for mobile robots and outdoor systems.

S20 series interface options overview: S20-P PNP, S20-R RS485 Modbus RTU, S20-R1 4–20 mA, and S20-T UART

Choose the output that fits your control stack, including PNP, RS485 (Modbus RTU), 4–20 mA, or UART variants in the S20 series.

Product advantages list for S20 sensor: precision, multi-target detection, temperature compensation, and reflectivity calibration

Features like multi-target detection, temperature compensation, and reflectivity calibration help maintain reliable results across changing conditions.

Application collage for the S20 distance sensor: engineering, drone and aviation, smart security, liquid level, warehouse, robotics

Common use cases include drones, smart security, liquid-level monitoring, and warehouse automation.

Mechanical dimension drawing of the S20 laser distance sensor with 45×45 mm face, 49.5 mm length, and MODE/SET buttons

Mounting dimensions and front-panel controls (MODE/SET with numerical display) support straightforward installation and setup.

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