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Indoor Air Quality Monitor, USB Based
Indoor Air Quality Monitor, USB Based
Gas Alarm Marketing offers a personal USB Health Guard, an Indoor Air Quality (IAQ) Monitor for CO2/VOC toxic/hydrocarbon fumes. The USB-stick helps in maintaining comfort levels and health protection. Features: new bio sensor technology (same sensor which is used by BMW/Mercedes in their luxury models cars for controlling the IAQ); range – 0-4000 ppm VOC/ CO2; LED status – green – OK, yellow – warn and red – high VOC/ CO2 levels; trend log with date/time via PC download software from MSR website (www.msr-electronic.de); German products – highest quality/reliability; low and affordable cost. Toxicity effects: CO2 is produced by human breathing, products of combustion, plants/animals; normal air has around 400 ppm CO2 (rising). CO2 is toxic at 5000 ppm (TWA) and ASHRAE/USA standard recommends maximum CO2 levels in buildings 1000 ppm; VOC (volatile organic compounds) – VOC is produced in buildings by carpets, paint, plater boards, wood lacquer, curtains, cigarette smoke, synthetic chemicals, cleaning products, cooking oils/fats, etc; hydrocarbon vapours/toxic fumes (CO etc); and symptoms – headache, tiredness, nausea, higher pulse rates – these are the symptoms one can have in long flights, sitting in offices, cinema halls, conference rooms, etc.