Particulate Matter Transmitter

PMsense is a PM1.0, PM2.5 and PM10 Particulate Matter transmitter with RS485 Modbus-RTU and analog outputs, suitable for outdoor air quality monitoring.


 
  • Particle concentration measured by laser scattering principle
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  • Maintenance-free, fast response, high sensitivity and an excellent stability
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  • Continuous or intermittent operation
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  • 10,000 hour sensor life guaranteed
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  • Available with up to two analog outputs

    4-20mA or 0-5V or 0-10V

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  • RS485 Modbus-RTU output
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  • Optional CO2 sensor can be integrated. 0-5000ppm
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    HD33 Logger
     
    PM Sense Specifications
    Dimensions 120 W x 94 D x 71 H (mm)
    Operating Conditions   -20 to +70C / 500 to 1500hPa
    Measuring Principle  Laser Scattering 
    Measured Pollutants PM1.0 and PM2.5 and PM10 
    Particle size detection range 0.3 - 10 um (diameter)
    Measuring range 0 - 1000 ug/m^3 (for each pollutant) 
    Outpute  RS485 with Modbus-RTU or ASCII proprietary protocol with two assignable analog outputs. 4-20mA or 0-5V or 0-10V 
    Warm up time 15 seconds
    Sensor life 5 min interval = 5 year lifetime / Continuous (1 sec interval) = 10,000 hour lifetime   
    Power Consumption 25mA @ 24vDC during measurement. 4mA @ 24vDC standby  
    Protection IP53 Housing with sensor inlet air filter rainproof and UV resistant 
    Weight  330 grams
     
    Optional integrated CO2 Sensor Specifications
    Measuring Principle  Dual wavelength NDIR (Nondispersive Infrared)
    Measuring Range  0 to 5,000 ppm
    Accuracy  +/- 50ppm + 3% of measurement @ 25C 1013 hPa
    Response time  Less than 120 seconds (air speed 2m/s)
    Long-term Stability  5% of measurment / 5 years
    Temperature Drift  1ppm per degree Celsius
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    Topac Inc.
    Tel: 781 740 8778
    e-mail: sales@topac.com

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