For measuring indoor carbon dioxide concentration and inspecting CO₂ sensors.
Testo 535 is a handheld CO₂ meter that accurately measures indoor carbon dioxide concentrations. It uses an NDIR sensor with excellent long-term stability. With mobile app integration, logging for several minutes to several hours is also possible. 【Features】 ■ Backlight ■ Hold function ■ Maximum/Minimum ■ Average (time/multiple points) ■ Damping ■ Auto-off ■ Sound alarm ■ Printer (optional) ■ Mobile app integration *For more details, please download the PDF or feel free to contact us.
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Testo SE & Co. KGaA is a German global company with 37 local subsidiaries and affiliated companies worldwide, and it forms a network of agents in other regions. Since its establishment in 1957, it has focused on the research and development of portable environmental measuring instruments, releasing products that meet market needs. By proposing high-precision environmental measuring instruments and data management solutions, it has received high acclaim in a wide range of fields, including energy conservation, safety management, environmental protection, and food & healthcare. In Japan, it not only sells measuring instruments but also has established service centers to provide prompt maintenance and the issuance of calibration certificates.