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    Laser Distance Sensor Module, 10m/20m/40m

    SKU: SUCH-LASER-LDL-RL
    $145.26
    ● 10m/20m/40m ● TTL/RS485/RS232 ● 3Hz frequency range ● CLASS-II laser class
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    🚚 Free shipping
    🕒 Delivery date: 6-12 days
    🔁 30-day Returns
    Overview

    The laser distance sensor module is a high-precision laser sensor module designed for non-contact distance measurement. It supports ranges of 10m, 20m, and 40m, with a resolution of 1mm and a measurement frequency of 3Hz. The module features TTL communication (with support for RS232/RS485 expansion), low power consumption, and a compact size. It is suitable for automated equipment, robot positioning, warehouse systems, and embedded development projects, enabling stable and reliable distance detection.

    Feature

    10m/20m/40m laser distance sensor module feature

    • The laser distance sensor module has a min measurement blind zone of just 0.03 m, making it suitable for close-range precision measurements and short-range detection scenarios.
    • With a laser wavelength of 610–690 nm and power output <1 mW, it complies with CLASS II safety standards.
    • The SUCH laser distance module supports TTL, RS232, and RS485 interface expansion, facilitating system integration and industrial communication applications.
    • Operating voltage: DC 2.5–3.6 V. Featuring a low-power design, the standby current is less than 30 mA for enhanced energy efficiency.

    Dimension (unit: mm)

    10m/20m/40m laser distance sensor module dimension

    PIN Definition

    10m/20m/40m laser distance sensor module pin definition

    Pin Name Function Description
    1 VCC Power Input Alkaline battery: >300mA @ 3.3V DC
    Lithium battery: >300mA @ 4.0V DC
    2 PWREN Digital Input Module power-on enable pin, triggered by high level, VIH=2.0V, VIL=0.5V
    3 GND Ground Module power ground
    4 TXD Digital Output Module serial transmit pin, open-drain by default
    5 nRST Digital Input Module reset pin, triggered by a low level
    6 RXD Digital Input Module serial receive pin
    Specs
    Measurement Range 0.03–10/20/40m (Albedo: 1.0, Illuminance: 3 kLux)
    Measurement Frequency 3Hz
    Measurement Accuracy ±(3mm + D × 1/10,000)
    Measurement Dead Zone 0.03m
    Resolution 1mm
    Laser Wavelength 610–690 nm, <1 mW
    Operating Voltage DC 2.5–3.6 V
    Standby Current <30 mA @ 3.3 V
    Operating Current <80 mA @ 3.3 V
    Operating Temperature 0–40°C (32–104°F)
    Storage Temperature -25–60°C (-13–140°F)
    Communication Level TTL (3.3 V)
    Communication Interfaces TTL/RS232/RS485 optional (requires external level-shifting module)
    Dimension 30.45*17.1*19.47 mm
    Weight 4±0.5g
    Application

    Laser distance sensor module for smart production line

    Smart Production Line

    Laser distance sensor module for tunnel monitoring

    Tunnel Monitoring

    Laser distance sensor module for elevator monitoring

    Elevator Monitoring

    FAQ

    The laser distance module operates within a voltage range of 2.5–3.6 V DC. A 3.3 V supply is recommended. With its low-power consumption characteristics, it is suitable for battery-powered or embedded system applications.

    The laser sensor module supports multiple measurement frequencies, such as 3Hz (the default for this model), 10Hz, or 20Hz. Users can select different modes based on actual application requirements to achieve real-time or periodic distance detection.

    The SUCH laser sensor module supports a serial communication protocol. Users can control data retrieval and function configuration via commands, making it suitable for secondary development and system integration, and convenient for use in customized projects.

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