Andersen Reference Ambient Air Sampler PDF
Preview Andersen Reference Ambient Air Sampler
Andersen Reference Ambient Air Sampler (RAASTM) Close up view of the RAASTM . n i m / L . n i m / L INLET Size Size Selective Selective Cyclone Cyclone Manifolds 1 2 Channel 3 4 Sampler w o 7 Housing l F 7 Air min. . . er min. 7.3 L/ 61 61 Denud 7.3 L/ Quartz Filter O g M Teflon Filter Empty Nylon Filter Mass Flow Control Electronic Flow Total, Organic, Mass, Elements Replicate or Sulfate, Nitrate, Sensor Elemental, Carbon other Ammonium, Sodium, Pump Potassium Schematic diagram of the RAASTM sampling system IMPROVE Sampling System and Module Module 1 Module 2 Module 3 Inlet Stack Inlet Stack Inlet Stack . O 3 n i C m /s Size a 2 Size r N Selective e Selective t Cyclone i Cyclone L w o Fl PTFE Size Quartz r 7 Selective i . A 2 Cyclone 2 Critical Orifice Nylon Critical Orifice Pump Critical Orifice Pump Mass, Pump Sampler Elements Total, Organic, Housing Elemental, Sulfate, Nitrate, Carbonate Ammonium, Sodium, Carbon Potassium Schematic diagram of the IMPROVE sampler modules TM MET ONE Spiral Aerosol Speciation Sampler (SASS ) MET ONE SASSTM Solar shield with one sampling cassetted mounted Vacuum pump and flow control module MET ONE SASSTM Sampling cassette with sharp cut cyclone (SCC) Sampler control module Pump 1 2 3 4 5 Channel A w Sensors w Sensors w Sensors w Sensors w Sensors ir F Flo Flo Flo Flo Flo MCoanstsr oFllow l o w n. n. n. n. n. mi mi mi mi mi L/ L/ L/ L/ L/ 7 7 7 7 7 6. 6. 6. 6. 6. Empty Empty Empty Empty Empty Teflon Filter Teflon Filter Nylon Filter Quartz Filter Empty MgO Coated Empty Empty Empty Empty Denuder Al Honeycomb CYCLONE CYCLONE CYCLONE CYCLONE CYCLONE Sulfate, Nitrate, Mass , Ammonium, Duplicate or Duplicate or Total, Organic, Elements Sodium, Other Other Elemental, Carbon Potassium Schematic diagram of the SASSTM sampling system URG Mass Aerosol Speciation Sampler (MASS)
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