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Available to buy is the Testo 535 hand held CO2 indicator with Smart App functionality. The instrument comes complete with zip style case, batteries, manual and manufacturers calibration protocol.
Available to buy is the Testo 535, a compact instrument with IR sensor for measuring carbon dioxide (CO2) concentrations in air. The large display shows concentration up to 10,000 ppm with a screen resolution of 1 ppm.
The 535 can also be used with the free to download Testo Smart App that turns your smart phone or tablet into a second display. This easy to use software has menus for numerous applications, and you can create digital reports with photos that can be e-mailed.
Dimensions 229 mm x 60 mm x 28 mm
Operating temperature 0 to + 50 °C
Housing ABS + PC / TPE
Battery type 3 x AA
Battery life 30 h (typical)
Weight 229 g
Measuring range 0 to 10,000 ppm
Accuracy ± 100 ppm + 5 % of m.v.
Resolution 1 ppm