The Met One Instruments 831 Aerosol Mass Monitor simultaneously provides data of four important mass ranges in one minute. Ranges include PM1, PM2.5, PM4, and PM10.

Features:
Handheld Operation
Survey the environment with this extremely portable, size selective mass monitor. This small lightweight instrument is only 28 ounces and is the perfect survey tool for a wide range of applications.
Four Mass Ranges (PM1, PM2.5, PM4, PM10)
A mass monitor that simultaneously provides data of four important mass ranges in one minute.
Battery Powered
24 hours of typical intermittent operation and up to 8 hours of continuous use. Recharge time is only 2.5 hours. The included AC charger / adapter operates the counter even when the batter pack is discharged.
Simple Operation
Only two front-panel buttons accompany the multifunction rotary scroll wheel to provide simple and efficient operation. Just press and rotate to scroll thru the menu driven platform.
Sample History
View sample history easily on the display or export data via the USB port using the included software. Unit stores up to 2500 sample events. USB interface provides quick data download and field firmware upgrades.
Applications:

  • Industrial/occupational hygiene
  • Point source location monitoring
  • Indoor/Outdoor Air Quality
  • Process Control
  • HVAC Applications
  • Filter Testing
  • Mining & Ore Processing
  • Remote Sampling

The Met One Instruments 831 Aerosol Mass Monitor is not Recommended for Continuous Outdoor Use – Avoid sampling in rainy or foggy conditions.

Optional accessories:

  1. Protective Rubber Boot for Met One 831
  2. Carrying Case for Met One 831
  3. Zero Filter Kit for Met One 831
  4. Flow Meter Kit for Met One 831