CALL: A.WIHARTA 081294124885 085778084789 087784022201 Karya Mandiri Instrument indonesia adalah supplier peralatan laboratorium baik eletronik maupun mekanik, serta berbagai macam instrument measurement, dengan didukung dari berbagai macam merk dari negara negara Eropa, US, dan beberapa negara di Asia seperti Korea, Japan dan Taiwan. Instrument yang kami sediakan seperti : Anemometer, Analitical Balance, Spectrophotometer, pHmeter, Laser survey, Micropipette, Peristaltic Pump, Flame photometer, Water bath heating cooling, Colorimeter, Water Strirer, Viscometer. Freezers, Refractometer, Polarimeter, Sound Level meter, Tachometer. Dll Kami juga menerima jasa service dan kalibrasi untuk peralatan laboratorium sesuai kemampuan kami.   Monitor from Bacharach Comfort Chek 500 is a new low cost and easy to use indoor air quality ( IAQ) monitor and is designed with three sensors that simultaneously measure and record temperature, relative humidity and carbon dioxide levels in the air. The large LCD displays all three sensor readings as well as battery status and is backlit for easy readability in dark environments. This essential monitor collects up to 26, 000 data points and stores it in the internal flash memory. Users can download the data through a USB port for analysis with IQ Chek software. Comfort Chek 500 operates up to 24 hours with alkaline batteries or the supplied wall adapter is ideal for around the clock air quality monitoring in office environments, schools, hotels or other public buildings. Features Light weight, hand held monitor Simultaneously measures and displays CO2, temperature and humidity User selection for display of air, wet bulb or dew point temperature Audible alarms for CO2 readings Automatically calculates and displays Min, Max, STEL and TWA values for CO2 Quick and easy calibration for CO2 and RH Logs to internal memory ( up to 26, 000 readings) USB output to remote datalogger