Visualization of ventilation
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Visualization of CO2 concentration Automatic ventilation （ Standard size） Measure and display indoor CO2 concentration （Slim half size） Energy efficiency by proper ventilation control Improve work efficiency, prevent drowsiness and health hazards Significant reduction in Improving the working electricity expenditures and learning environment Healthy CO2 level with consideration of energy efficiency Preferred healthy and normal level outdoors ASHRAE recommended level Building Hygiene Control Law (incl.Hospital etc.) Feel drowsy or discomfort, or smell odors Damage is expected if it continues for a long time School Hygiene Management Act Detect and inform the levels of CO2 concentration CO2 related standards U.S.A. ASHRAE Building Hygiene Control recommended value Law （incl.Hospital etc.） School Hygiene Management Act 1,000 less than 1,500 less than ppm ppm CONTACT US Planning, Designing, and sales : C.H.C. SYSTEM TOKYO, JAPAN Public spaces Greenhouses/ Plant factories Please feel free to contact us with any questions before purchasing. P

Compliant with Ministry of Economy, Trade and Industry "Guidelines for Selection of Carbon Dioxide Concentration Measuring Instruments" High-precision optical NDIR dual beam sensor, built-in CO2 concentration correction (calibration) function Specification table Standard type Data logger built-in type Standard type （ type NMA-VRC-IIM RS485 Modbus） Data logger built-in type Half size （AC type） manufacturer's recommended retail price （DC24V type） manufacturer's recommended retail price（DC24V type） manufacturer's recommended retail price Control by RS485 Modbus RTU, relay output or...