LASER-BASED PM SENSOR (PAS-OUT-01)

A professional tool for outdoor air quality monitoring. Its precise range goes all the way up to (0-31,000 µg/m³)

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Particulate Matter (PM) Sensor Key Features

  • Airflow fan control mechanism

    Smart fan control that keeps the airflow steady

  • Inbuilt system fault checks

    Finds system faults on its own

  • Dust-proof sensor design

    Dust-proof duct that stops clogging

  • Compact and portable PM sensor

    Compact design that is easy to fit

  • Tech that resists interference well

    Stands up well to outside interference

  • Sensor board that resists weather

    Circuit board that resists moisture

  • Versatile connectivity modes

    Supports several ways to send its data

  • Rapid response detection

    Fast and responsive detection

Prana Air Pro-Grade PM Sensor
Prana Air PM2.5 Dust Sensor
Laser sensor with a metal body
Side view of industrial PM sensor

Sensor TechnologyAdvanced Laser Monitoring

90° Light Scattering Method

Technical working mechanism of Prana Air laser-based sensor

The PAS-OUT-01 is a high-accuracy digital laser sensor built for industrial settings. It comes with a built-in laser and a light-receiving module, so it tells PM10 and PM2.5 apart with accuracy. The device uses the 90° light scattering principle to give you stable data even in tough conditions.

Measurement Range(0-31,000 µg/m³)

Universal Connectivity

  • A precise sensor that tracks air quality and dust
  • PM Sensor

  • PM sensor built into the monitoring system
  • Monitoring Hub & Sensor

  • wifi connectivity icon
  • Wireless link to the monitoring unit

  • air quality data kept in the cloud
  • Data is sent to the cloud on its own.

  • dashboard for air quality data
  • View data on a phone, laptop, or digital display.

The sensor's small footprint means it fits with ease into a wide range of air quality monitoring systems. Its design makes it simple to fit and replace, with no need for advanced technical skills. Network integration is seamless, and data uploads straight to the cloud for real-time analysis.

Sensors Made for Indoors and Outdoors

We build specialised sensors for each type of setting, so you get the best performance and accurate air quality data.

Advanced Outdoor Sensor

Built to stand up to harsh outdoor conditions, this sensor uses precise tech to track particulate matter levels. Its readings stay steady over time.

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prana air industrial outdoor sensor

High-Sensitivity Indoor Sensor

Designed for indoor settings such as schools and offices, this version picks up small changes in air quality, which helps keep living and working spaces healthy.

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prana air precision indoor sensor

How Particulate Matter Sizes Compare

Comparison of PM pollutants with human hair

Particulate Matter (PM) is a mix of solid particles and liquid droplets that float in the air. Because they are so small, these particles can get into the lungs and harm long-term health.

  • PM1 particle size illustration
  • PM1

    1µm or smaller

  • PM2.5 particle size illustration
  • PM2.5

    2.5µm or smaller

  • PM10 particle size illustration
  • PM10

    10µm or smaller

A Guide to Air Pollutants: PM

Particulate Matter (PM) is grouped by its diameter, with PM2.5 (fine particles) and PM10 (coarse particles) being the ones that matter most for air quality checks.

  • PM1 pollutant iconPM1
  • PM10 pollutant iconPM10
  • PM2.5 pollutant iconPM2.5
  • PM2.5 pollutant iconPM2.5
  • PM1 pollutant iconPM1
  • PM10 pollutant iconPM10

Learn about each PM size

  • PM1

    These are particles with a diameter of 1 micrometre or smaller. They can get into the bloodstream and cause health problems across the whole body.

  • PM2.5

    Fine particles smaller than 2.5 micrometres. They are small enough to reach deep into the lungs, which may lead to long-term breathing problems.

  • PM10

    Particles with a diameter of 10 micrometres or smaller, such as dust and pollen. Although larger, they can still irritate the airways and cause allergies.

  • Particle Count

    This metric gives the total number of particles present in the air, whatever their size. It offers you a broader view of the overall air quality.

Pollution Sources:

  • Vehicle exhaust as a source of PM pollutionVehicle Emissions
  • Factory emissions as a source of PM pollutionIndustrial Discharge
  • Construction sites as a source of PM pollutionConstruction Activity
  • Wildfires and smoke as sources of PM pollutionWildfires
  • Unpaved roads as sources of PM pollutionRoad Dust

Accuracy Test: Prana Air Sensor vs. BAM

Comparison of Prana Air sensor data with BAM reference system

A full evaluation was carried out. In it, the Prana Air PM sensor was tested against the high-end Beta Attenuation Monitoring (BAM) system.

The results showed a strong match between the two. This confirms that our sensor comes close to reference-grade accuracy.

Used by Leading Groups Around the World

  • Educational institutions
  • Hospitality groups
  • Industrial leaders
  • Global universities
  • Environmental research bodies
  • Infrastructure groups
  • Scientific research centres
  • Boston Consulting Group (BCG) logo
  • Manufacturing giants
  • Technical colleges
  • Educational institutions
  • Hospitality groups
  • Industrial leaders
  • Global universities
  • Environmental research bodies
  • Infrastructure groups
  • Scientific research centres
  • Boston Consulting Group (BCG) logo
  • Manufacturing giants
  • Technical colleges

Industrial & Commercial
Applications

In Use on Construction Sites Worldwide

Our sensors are used at thousands of construction sites around the world to track particulate matter. This gives sites real-time air quality data, which helps them meet environmental rules and stay safe.

  • 2000+

  • Deployments
  • Regulatory Compliance
  • Certified

    Environmental Standards

Our Sensors Case Studies

Case Study By IIIT Hyderabad

Comparative Evaluation of New Low-Cost Particulate Matter Sensors

Study Brief : The paper tested our Prana Air device alongside other low-cost sensors for PM2.5 and PM10 readings. The team compared the results with the standard Aeroqual Series-500. Their problem with traditional devices was the high cost, the weight, and the frequent need for service, which limited their use in cities.

- By Dr. Sachin Chaudhari, International Institute of Information Technology Hyderabad, India

comparison of PM sensor data between Aeroqual and Prana Air before and after calibration

Note : The monitors update every 30 seconds. Our PM sensors have a resolution of ±1.0 micrograms per cubic metre, and our NO2 sensors have a resolution of ±1.0 ppb.

Case Study By NEERI (CSIR)

Performance‐based protocol for selection of Affordable and easy to carry sensor for air quality measurement

Study Brief : In this research, the team used our device in their Environmental Protection Sensors (EPS) assessment. They compared the factory calibration data with reference monitors. Their challenge was to find a sensor that was cheap enough but still accurate, sensitive, and good at handling data. In the end, Prana Air proved to be a reliable and low-cost choice.

- By Dr. Sunil Gulia, National Environmental Engineering Research Institute, New Delhi, India

How Particulate Matter Harms Health

Asthma health impact

Asthma and Breathing Triggers

Long-term cancer risks from PM

Increased Risk of Lung Cancer

Airborne infections linked to PM

Respiratory Infections

Lung disease as a health impact

Chronic Lung Diseases

Heart-related health complications

Cardiovascular Health Issues

Technical Specifications

  • Model Name:

  • PAS-OUT-01

  • Rated Voltage:

  • 5V

  • Communication Logic:

  • 3.3 V

  • Dimensions (L x W x H):

  • 4.5 x 4.5 x 2 cm

  • Particle Resolution:

  • 0.3 µm

  • Storage Temp:

  • -20 to 85 °C

  • Operating Temp:

  • -20 to 70 °C

  • Operating Humidity:

  • 0-99% RH (Non-condensing)

  • Rated Current:

  • 70mA

  • Mass Resolution:

  • 1 μg/m3

  • Outdoor Sensor Specifications

  • Prana Air outdoor sensor technical dimensions
  • Indoor Sensor Specifications

  • Prana Air indoor sensor technical dimensions

Get in Touch

Talk to our experts about what you need for air quality monitoring, and find out about our bespoke solutions.

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Frequently Asked Questions

The Prana Air PM Sensor is a digital, laser-based device. It is built to track PM1, PM2.5, and PM10 levels with precision outdoors, and it uses advanced 90° light scattering for real-time accuracy.

The sensor covers a range from 0 to 31,000 µg/m³. That makes it a good fit both for ambient monitoring and for very polluted industrial or construction settings.

It can detect particles as small as 0.3 micrometres (µm). These tiny pollutants are small enough to reach the lungs and the bloodstream, so precise detection really matters.

The sensor has been cross-checked against global reference-grade monitors such as Beta Attenuation Monitoring (BAM) systems and TSI DustTrak. Independent studies by research bodies around the world back this up. They confirm that it is a close match for industry standards, with accuracy at reference grade.

A wide range of groups around the world trust our sensors, across the research, healthcare, and industrial sectors. They include the Boston Consulting Group (BCG), as well as many universities and environmental agencies in other countries.

The sensor is in use at over 2,000 construction and industrial sites around the world, which shows how reliable and tough it is in demanding field conditions.

Key features include a dust-proof duct that stops clogging, a moisture-resistant circuit board, and a closed-loop fan system for stable airflow. It is built to work from -20°C to +70°C and in up to 99% humidity.

The sensor connects to a monitoring station, which sends the data to the cloud via Wi-Fi, GSM, or RS-485. You can then view the data in real time on mobile or desktop dashboards.

Yes. Prana Air also makes indoor PM sensors for schools, offices, and homes. These pick up even small changes in air quality, and they are designed for non-stop indoor use.

Range: 0–31,000 µg/m³ | Rated Voltage: 5V | Particle Resolution: 0.3 µm | Mass Resolution: 1 µg/m³ | Working Temp: -20°C to +70°C | Dimensions: 4.5 x 4.5 x 2 cm.

You can reach our team at [email protected] to ask for a quote or to talk about your own air quality monitoring needs.

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Contact Info

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  • Phone:
    (+91) 73918-73918

  • Office:
    Crown Heights, 7th Floor, 706, Sec-10, Rohini, Delhi - 110085, India