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Measuring the carbon dioxide concentration in indoor air is crucial for indoor air quality and comfort. To obtain quick and accurate results, you need a suitable measuring instrument. With the compact testo 535 CO₂ meter and its convenient app connectivity, you can perform this important measurement simply and efficiently – ensuring comfort and a healthy indoor climate. Thanks to its long-term stable infrared sensor, the measured values are reproducible and comparable even over extended periods. Ideal for recurring comparative measurements. The instrument also supports time-based and point-in-time averaging. The testo Smart App displays the measured values as a table or graph, saves the results, and handles documentation. This also makes it easy to individually configure the measuring device – the app also turns your smartphone into a second display!
€809,03