1. Air Particle Counter
      2. model no. : DT-9851M


      3. Desc. :

      4. CEM



      5. Application :

      6. To measure amount of particles in air as well as concentration of methanal, suitable for scientific research, agriculture, tunnel ventilation, air quality control for hotel room, office, aircraft, shopping centre, sports centre, etc.



      7. Feature :

      8. Easy to use, compact, count 3 sizes of air particles, record photo (JPEG format) & video (3GP format) of environment under monitoring, data storage in micro SD card, data output to PC



  • Particle size (diameter): 0.3, 2.5, 10 µm
    Mass concentration:

    0 ~ 2000 µg / m³ (PM 2.5 & 10 µm only)
    Flow rate: 2.83 L / min.
    Counting efficiency: 50% at 0.3 µm; 100% at >0.45 µm
    Coincidence loss: 5% at 2000000 particles / ft³
    Mode:

    Cumulative, concentration (particles / m³), differential
    Air temperature range: 0.5 ~ 50°C : ±1°C of displayed value
    Relative humidity range: 0 ~ 100% : ±2.5% of displayed value (20 ~ 80%)
    Methanal range: 0.01 ~ 5.00ppm : ±5% of displayed value ±0.01
    Data memory: 5000 sets in built-in memory
    Digital output: USB
    Power source: rechargeable lithium ion battery
    Dimension: 240 x 75 x 57 mm
    Weight: 570 g