1. Product Name: Lefmai Laser Dust PM2.5 Sensor Module

2. Product Model: LD07

The Laser PM2.5 Sensor Module LD07 is a high-precision particulate matter concentration sensor based on the laser Mie scattering theory. It can be embedded in various instruments or environmental improvement devices related to airborne particulate matter concentration, such as smoke detectors, air purifiers, or air conditioners with purification functions, providing timely and accurate concentration data. It can continuously collect and calculate the number of suspended particles of different sizes per unit volume and the distribution of particulate matter concentration.

3. Application Scope of PM2.5 Dust Sensor Module LD07:

Smoke detectors, air purifiers, fresh air systems, air conditioners with purification functions, PM2.5 detectors, range hoods, dedicated PM2.5 sensors, air monitoring instruments, wearable devices, etc.

4. Features of PM2.5 Dust Sensor Module LD07:

1. High measurement accuracy;

2. Real-time response time <1 second;

3. Long lifespan, mean time between failures ≥5 years;

4. Strong anti-interference capability;

5. High consistency;

6. Wide application range, can simultaneously output PM0.3, PM0.5, PM1.0, PM2.5, PM10;

7. Slim design, suitable for PM2.5 detectors, wearable devices, air purifiers, fresh air systems, etc.

5. Technical Specifications of PM2.5 Dust Sensor LD07:

Detection Principle: Mie spherical scattering theory

Particle Size Detection Range: 0.1~10μm

PM2.5 Output Consistency: >100μg/m³ maximum allowed error ±8%, <100μg/m³ maximum allowed error ±10μg/m³

Operating Conditions: -10~70°C, 0~95% RH

Storage Conditions: -40~80°C, 0~95% RH (non-condensing)

Operating Voltage: DC 5.0V ±5%

Operating Current: <80mA

Standby Current: <0.5mA

Output Signal: UART, PWM

Sensor Dimensions: W53.5*H40*D17.3 (mm)

6. Working Principle and Interface Definition of Laser PM2.5 Dust Sensor LD07:

Working Principle: This laser sensor can be embedded in various instruments or environmental improvement devices related to airborne particulate matter concentration, providing timely and accurate concentration data. LD07 is a high-precision particulate matter concentration sensor based on laser Mie scattering theory, capable of continuously collecting and calculating the number of suspended particles of different sizes per unit volume, converting it into mass concentration, and outputting via standard digital interface.

Interface Definition:

Guangzhou Lefmai focuses on optical particulate matter sensor technology research, production, and sales. It has received widespread industry praise for measurement accuracy, stability, consistency, and anti-interference performance. For more information on PM2.5 sensor module LD07 pricing and technical details, please consult online.