The DustTrak Environmental Monitor 8543 is a versatile instrument that is ideal for environmental, occupational, and indoor air quality monitoring applications. It can simultaneously measure PM1, PM2.5, Respirable, PM10, and total PM size fractions with real-time aerosol mass readings. The instrument is equipped with an enhanced optics module, a long-life pump (>10,000 hours) that is field replaceable, and built-in auto-zero capability. It is designed to operate in harsh environments and can measure aerosol contaminants such as dust, smoke, fumes, and mists. The DustTrak Environmental Monitor 8543 uses a sheath air system to isolate the aerosol in the optics chamber, which helps keep the optics clean, improves reliability, and reduces maintenance requirements. The instrument is pre-approved by the South Coast Air Quality Management District (AQMD) for use in Rule 1466 compliance.

The DustTrak Environmental Monitor 8543 is designed to operate in harsh environments and can withstand outdoor conditions. It has a sturdy build and can measure a wide range of aerosol contaminants, making it a valuable tool for various industries. With its enhanced optics module, built-in auto-zero capability, and long-lasting pump, it is an ideal choice for those looking for a reliable and low-maintenance air monitoring solution.