SKU: SENS-0259
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Plantower PMS9003M PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5V

₹2,109.00 (Inclusive of all taxes)
Out of Stock

The Plantower PMS9003M is a digital laser Particle concentration sensor designed for real-time monitoring of airborne particulate matter (PM2.5, PM10). It provides accurate concentration data via a UART serial interface, making it compatible with microcontrollers like Arduino, Raspberry Pi, ESP32, and industrial PLCs for air quality assessment and environmental control systems.

Features

  • Laser scattering principle detects particles from 0.3 µm to 10.0 µm in size.
  • Measures PM2.5 concentration range from 0 to 500 µg/m³ (maximum ≥1000 µg/m³).
  • Digital UART output with active and passive query modes for flexible system integration.
  • Fast response time: less than 1 second for a single measurement, under 10 seconds for full stabilization.
  • Patented six-sided shielding design minimizes optical interference for reliable data.

Out of stock

Description

The PMS9003M sensor employs a laser scattering technique to count and size suspended particles in the air, providing real-time digital data on PM1.0, PM2.5, and PM10 concentrations. Its internal fan draws air through a precisely calibrated optical chamber, where particles scatter a laser beam; a photodetector analyzes the scattering pattern to determine Particle size and quantity.

Engineered for continuous monitoring, the sensor operates reliably across an environmental range of -10°C to +60°C and 0% to 95% relative humidity (non-condensing). The compact, shielded design ensures stable performance in variable conditions, making it suitable for integration into air purifiers, HVAC systems, portable monitors, and environmental data loggers.

Key Features

  • High-precision laser scattering detection for 0.3–10 µm particles.
  • Digital UART serial interface (TTL level) simplifies connection to microcontrollers.
  • Low power consumption: ≤100 mA active current, ≤1 mA in standby mode.
  • Robust construction with patented six-sided optical shielding against ambient light interference.
  • High mean time to failure (MTTF) of ≥15,000 hours ensures long-term reliability.
  • Flexible mounting with configurable air inlet/outlet orientation.
  • Wide operating voltage range of 4.5V to 5.5V DC.
  • Fast response and data update rate for real-time air quality tracking.

Applications

  • Integration into commercial and residential air purifiers and HVAC systems for real-time particulate control.
  • Portable and fixed air quality monitoring stations for environmental health and safety compliance.
  • Smart home and building automation systems for indoor air quality assessment and logging.
  • Industrial workplace safety monitors to detect airborne dust and particulate hazards.
  • Research and educational tools for atmospheric science and pollution studies.

Technical Specifications

Manufacturer Part NumberPMS9003M
Detection PrincipleLaser Scattering
Particle Size Range0.3 µm – 10.0 µm
PM2.5 Concentration Range0 – 500 µg/m³ (Max ≥1000 µg/m³)
Counting Efficiency50% @ 0.3 µm, ≥98% @ ≥0.5 µm
Response Time<1 s (single), ≤10 s (total)
Output InterfaceUART (Serial TTL)
Operating Voltage4.5 V – 5.5 V DC
Current Consumption≤100 mA (active), ≤1 mA (standby)
Operating Temperature-10°C – +60°C
Operating Humidity0% – 95% RH (non-condensing)
Mean Time To Failure (MTTF)≥15,000 hours
Dimensions (L x W x H)48 mm x 40 mm x 12 mm

Frequently Asked Questions

What is the operating voltage range for the PMS9003M sensor?

The PMS9003M requires a DC power supply between 4.5V and 5.5V. It is designed for standard 5V logic systems commonly used with Arduino, Raspberry Pi, and other microcontrollers. Exceeding this voltage range may damage the sensor's internal laser and circuitry.

How do I communicate with the sensor and read data?

The sensor communicates via a UART (serial TTL) interface. You must connect the TX pin of the sensor to the RX pin of your microcontroller (e.g., Arduino) and the RX pin to the TX pin, ensuring a common ground. Data is output in a structured 32-byte packet containing PM1.0, PM2.5, and PM10 concentration values. The sensor supports both active (continuous) and passive (query) data output modes.

What Particle sizes can this sensor detect, and how accurate is it?

The sensor detects airborne particles with diameters from 0.3 micrometers (µm) up to 10.0 µm. Its counting efficiency is approximately 50% for particles at the 0.3 µm threshold and increases to 98% or higher for particles ≥0.5 µm. This performance is suitable for monitoring common pollutants like PM2.5 and PM10 in indoor and outdoor environments.

Can this sensor operate in high humidity or extreme temperatures?

Yes, the PMS9003M is rated for operation in environments with 0% to 95% relative humidity (non-condensing) and temperatures from -10°C to +60°C. This range makes it suitable for most indoor applications and many outdoor monitoring scenarios, though prolonged exposure to condensation or temperatures outside this range should be avoided.

Package Includes

  • 1 x Plantower PMS9003M Laser Particle Concentration Sensor

Additional Information

Weight 0.045 kg
Dimensions 4.8 × 4 × 1.2 cm