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Introduction Thank you for the purchase of this Carbon Dioxide Monitor, Carbon Dioxide is also known as CO . This product is designed for measuring CO concentrations, as well as air temperature and humidity. To be used at home, office, school, canteen etc.
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Green Yellow When ≤1000PPM, the warning window displays green colour. When 1000PPM ~ 1500 PPM the warning window displays yellow colour When ≥1500 PPM, the warning window displays red colour and emits 75db@1m alarm sound. Take recommended actions to prevent damage to personal health and safety. Explanation operation buttons Short press to switch between temperature, humidity and CO display.
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Carbon dioxide levels and guidelines 400PPM Normal outdoor air level 400 ~ 1000PPM Typical level indoors with good ventilation. NOTE: If CO levels are low when building is sealed and occupied, check for overventilation (too much fresh air = energy wasted). >1000PPM ASHRAE and OSHA recommended maximum level in a closed room.
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Monitor is designed to alert you to a potentially dangerous build-up of Carbon Dioxide gas. It is not designed to remedy a Carbon Dioxide problem nor to locate a specific source of Carbon Dioxide. Resideo shall not be liable to pay for any Carbon Dioxide investigation or service call carried out or arranged in response to an alarm.
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