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Ambient & Communities Monitoring
Sapiens' technology helps cities and communities monitor air quality and environmental health. Our systems support urban planning and smart city initiatives, ensuring healthier living spaces and informed decisions for sustainable.
  • Superior PM Performance
    Sapiens PM sensors are internationally certified with superior performance and near reference data quality. Extended function includes real time particle size distribution for source identification.
  • Advanced Gas Sensing Technology
    Sapiens gas sensors are equipped with patented dynamic baseline tracking technology to physically resist any environmental variation of temperature and humidity for superior near reference data quality.
  • Trusted Data Quality
    Trusted by international scholars and validated by various agencies for research grade data performance in support of numerous scientific studies.
    • Certification and Verification

    · Calibration Certificate: Each Sapiens monitoring system is accompanied by a calibration certificate, verifying that the device has been tested and calibrated to meet specified performance criteria.

    · MCERTS Verified Performance: MAS Series have undergone rigorous evaluation and have been certified under the Monitoring Certification Scheme (MCERTS), affirming their quality and reliability in environmental monitoring applications.

    · ISO Quality System Certified: Sapiens operates under an ISO-certified quality management system, reflecting our commitment to maintaining high standards in product development, manufacturing, and customer service.


    Functions and Features

    · Comprehensive Range of Particulate Matter (PM) and Gas Pollutants: Our solutions monitor a wide spectrum of pollutants, including various sizes of particulate matter (PM?, PM?.?, PM??, and Total Suspended Particles) and gases such as nitrogen dioxide (NO?), ozone (O?), sulfur dioxide (SO?), and carbon monoxide (CO), offering a holistic assessment of air quality.

    · Patented Gas Sensing Technology: Utilizing proprietary gas sensing mechanisms, Sapiens' devices deliver high-precision measurements, enhancing the detection and analysis of various gaseous pollutants.

    · Automatic PM and Gas Zeroing for Long-Term Stability: Our equipment features automatic zeroing functions for both particulate matter and gas measurements, ensuring sustained accuracy and reducing the need for manual recalibration over extended periods.

    · Smart Heater for Accurate PM Monitoring: Equipped with intelligent heating mechanisms, our monitors prevent moisture interference in particulate matter measurements, ensuring precise data collection even in high-humidity environments.


    Popular Products Incude

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    MAS-AF300
    MAS-AF300 is the flagship model of Sapiens Mini Air Station (MAS) series products for high performance and long-term outdoor air quality monitoring with integrated autonomous data quality control capabilities. The product can measure criteria air pollutants including particulate matters (PM?, PM?.?, PM??, TSP), nitrogen dioxide (NO?), ozone (O?), carbon monoxide (CO), sulfur dioxide (SO?) and nitric oxide (NO) with near reference data quality under all weather conditions.
    MAS-AF310
    MAS-AF310 is the flagship model of Sapiens Mini Air Station (MAS) series products for high performance and long-term outdoor air quality monitoring with integrated autonomous data quality control capabilities. The product can measure criteria air pollutants including particulate matters (PM?, PM?.?, PM??, TSP), nitrogen dioxide (NO?), ozone (O?), carbon monoxide (CO), sulphur dioxide (SO?), nitric oxide (NO) and carbon dioxide (CO?) with near reference data quality under all weather conditions, and total volatile organic compounds (TVOC) at high accuracy.
    MAS-Dust
    MAS Dust is engineered for high-performance, long-term outdoor particulate matter monitoring, featuring integrated autonomous data quality control. Equipped with an advanced particle counter based on light scattering technology (optical approach), it simultaneously measures mass concentrations of PM?, PM?.? (FSP), PM?? (RSP), and TSP.
    MAS-EMS
    The MAS EMS is a compact environmental monitoring system providing air quality, noise and meteorological data. It is invaluable for environmental consultants, urban planners, and health professionals to make informed decisions and ensure safety and compliance.
    MAS AF300 Plus
    Uniquely equipped with self-regulating temperature and humidity controls, ensuring data accuracy even in rapidly changing and extreme environments. MAS AF300 Plus is ideal for diverse applications and different weather conditions, delivering reliable air quality data.
    MAS Odour Plus
    The MAS Odour Plus is a compact, professional-grade air monitoring station designated to automatically stabilise the internal environment of the monitoring station to compensate for abrupt fluctuations in ambient temperature, ensuring optimal sensor performance in extreme outdoor conditions.
    Sapiens Sirius-E3
    Accurately monitoring vessel emissions demands precision beyond fixed sensors or manned patrols. Our UAV-mounted emission surveillance platform delivers targeted, real-time pollution analytics for individual ships – transforming maritime environmental enforcement. How It Works: Smart Target Acquisition - Infrared scanning identifies vessel smokestacks and plume trajectories during approach/departure. Plume Penetration Sampling - High-response gas sensors (SO?, CO?, etc.) with aspirated air paths perform multi-point plume analysis during controlled UAV transects. Real-Time Emission Factor C
    PAS-AF300
    The PAS-AF300 is part of Sapiens high-performance Portable Air Station (PAS) series. Designed for deployment simplicity and unwavering stability, it delivers exceptional data quality for ambient and indoor air monitoring. It accurately measures key pollutants including PM?, PM?.?, PM??, NO?, O?, CO, SO?, and NO, with optional monitoring of TVOC and CO?. Engineered for demanding applications, the PAS-AF300 meets the needs of government agencies, research projects, and indoor air quality certification programs requiring dependable, high-quality data.
    PAS-PM
    The PAS-PM dust particle counter adopts the principle of laser scattering, based on Mie scattering theory. The PAS-PM has a high performance particle counter which can measure up to 52 size channels of particulate matters with simultaneous output on PM?, PM?.? and PM?? mass concentration and near reference data quality under all weather conditions. It is a perfect addition to any cleanroom or controlled environment monitoring application. Furthermore, the smart heater module is included to remove the moisture from PM that may affect the concentration measurements for outdoor applications.
    Sapiens Lotus PES
    PES-PM F6 is compatible with various 47 mm filter membranes including Teflon, Quartz, and Polycarbonate, employing innovative technology to concentrate particles onto a 6 mm diameter spot. This approach ensures high particle accumulation per unit area and enables multiple samplings on a single filter. Equipped with a micro-impactor for precise PM?.? or PM?? selection, featuring extended battery life with replaceable batteries.
    Sapiens Lotus PES
    The PES-Gas C6 gas sampler is equipped with a 6-channel DNPH sorbent tube system. Its micro-electromechanical control system precisely regulates the opening and closing of sampling channels, enabling automated sequential sampling across the sorbent tube array. The compact ozone scrubber maintains high ozone removal efficiency without introducing additional airflow resistance. Featuring a modular sorbent tube tray design, it allows users to flexibly replace tubes of different specifications, significantly expanding the device's application scenarios.
    Sapiens Lotus PES
    The PES-Gas T6 gas sampler employs traditional chemical absorption impingers as independent sampling media across its six channels, with each channel allowing for customizable sampling duration and interval cycles. An precise flow control system ensures accurate air volume measurement, providing a reliable data foundation for pollutant concentration calculations. This unit is capable of collecting samples with hourly time resolution, supporting the offline analysis of various volatile organic compounds (VOCs) and thereby providing technical support for high-precision pollutant source apportion

    Case Studies

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    Powering Hong Kong's Smart City with IoT Lampposts
  • Sector：Ambient and Communities
  • Location：Kowloon, Hong Kong
    • Sapiens NAS provides real-time data on critical urban air pollutants, empowering city planners and environmental authorities to gain insights into the area's air quality. By leveraging this data-driven intelligence, the project team plans to use data from this network to make more informed decisions to enhance sustainability and liveability in different districts, supporting Hong Kong's broader smart city transformation. And it has paved the way for wider adoption of NAS sensors in similar smart city technologies across the region. In a smart city prove-of-concept (PoC) project, Sapiens as
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    Tethered Balloon Deployment of Sapiens Air Sensors for Planetary Boundary Layer Research at High Altitude
  • Sector：Ambient and community
  • Location：Shanghai, China
    • New particle formation (NPF) is a significant source of atmospheric aerosols, playing a crucial role in influencing global climate. The nucleation and subsequent growth processes involved in NPF have sparked considerable research interest. To advance the study of NPF in China, researchers employed the high-performance MAS series to measure air quality at elevations exceeding 1000 meters. This investigation focused on the vertical profiles of key pollutants and their formation mechanisms, providing valuable insights into atmospheric dynamics.
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    Ultra Air Monitoring Network for Dense Population
  • Sector：Ambient and community
  • Location：Macau, China
    • ?To address Macau's complex and highly variable air pollution patterns, seven strategically positioned Sapiens MAS-AF300 systems form a comprehensive monitoring network across the region. This deployment empowers Macau Meteorological and Geophysical Bureau of Macau Government with hyperlocal, real-time data – transforming the challenge of heterogeneous pollution distribution into actionable insights for evidence-based decision-making.
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