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SM-PWM-01C PM2.5 Dust Sensor Module Robotics Bangladesh
  • SM-PWM-01C PM2.5 Dust Sensor Module Robotics Bangladesh

SM-PWM-01C PM2.5 Dust Sensor Module

RBD-4076

The SM-PWM-01C is an optical dust sensor module designed to detect airborne particulate matter such as smoke and dust. It uses infrared detection and outputs particle concentration information through a PWM signal, making it suitable for air quality monitoring and smoke detection systems.

BDT 599
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Description

The SM-PWM-01C is an optical dust sensor module designed to detect airborne particulate matter such as smoke and dust. It uses infrared detection and outputs particle concentration information through a PWM signal, making it suitable for air quality monitoring and smoke detection systems.


Key Features

  • Optical infrared dust detection method

  • Detects fine and coarse particulate matter

  • PWM (low pulse) signal output

  • Distinguishes particle size and concentration by pulse width

  • Built-in airflow generation using internal heating resistor

  • Compact and lightweight module

  • Lead-free and RoHS compliant


Technical Specifications

  • Model: SM-PWM-01C

  • Sensor Type: Optical infrared dust sensor

  • Input Voltage: DC 5V ±5%

  • Power Consumption: Less than 100 mA

  • Signal Output: PWM low pulse output

    • High level: greater than 4.5V

    • Low level: less than 0.7V

    • Input impedance: 200 kΩ

  • Detection Particle Size: Greater than 1 µm

  • Detection Concentration Range:

    • 0.01 to 2.0 mg/m³

    • Equivalent particle count: 40,000 to 800,000 at 1 µm

  • Operating Temperature: -10 to 65 °C

  • Operating Humidity: Below 95 percent RH

  • Storage Temperature: -30 to 80 °C

  • Dimensions: 59 x 45 x 20 mm

  • Weight: Approximately 30 g

  • Minimum Startup Time: 30 seconds

  • Country of Origin: Made in China


Applications / Use Cases

  • Indoor air quality monitoring

  • Smoke detection systems

  • Air purifiers and air filters

  • Air conditioners and ventilation systems

  • Dust monitoring devices

  • Embedded and environmental sensing projects


Package Includes

  • 1 x SM-PWM-01C dust sensor module


Notes / Warnings

  • Allow at least 30 seconds warm-up time after power-on

  • Measure dust concentration using the low pulse duty cycle

  • Recommended averaging time is 5 to 30 seconds

  • Do not clean with alcohol, acetone, or organic solvents

  • Do not disassemble the sensor

  • Avoid installation in areas with strong airflow

  • Not suitable for humid environments or steam-heavy locations

  • Cannot distinguish between water vapor particles and dust

Product Details
RBD-4076

Specific References

EAN13
4076
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