CALL: A.WIHARTA 081294124885 085778084789 087784022201   Info Produk The Alnor CF920 Indoor Air Quality Meters is the ideal tool for investigating indoor air quality and performing thermal comfort studies. It simultaneously measure and data log multiple parameters: carbon dioxide ( CO2) , temperature, humidity, and calculates dew point, wet bulb temperature, and % outside air. Ideal applications include investigating indoor air quality, performing thermal comfort studies, checking ventilation systems and conducting IAQ evaluations. Features and Benefits Stable NDIR sensor to monitor CO2 Displays humidity as % RH, dew point, and wet bulb Measures temperature Calculates % outside air from CO2 or temperature Manual or continuous data logging Stores 12, 700+ sets of downloadable readings with time and date stamp Includes LogDat2™ software and interface cable to download to a PC Included items Instrument hard carrying case ( 4) AA alkaline batteries calibration collar operation and service manual NIST calibration certificate downloading software and computer cable