Products
Application area
HVAC/R Heating technology Refrigeration technology Ventilation and A_C systems Food Pharma Industry Others
Flue gas / emission measuring devices
Flue gas analyzers
Industrial flue gas analysis
Particulate matter measurement
Gas leak detectors
Temperature measuring instruments
Infrared measuring instruments
Surface thermometers
Air temperature measuring instruments
Penetration thermometers
+ 3
Pressure monitors
Manifolds
Vaccum pumps and measuring instruments
Refrigerant scale
Absolute pressure meters
+ 3
Data loggers and monitoring
Environmental monitoring
WiFi data loggers
Temperature data loggers
Humidity data loggers
+ 4
CO₂, CO, light, sound, rpm
CO₂ meters
CO meters
Luxmeters
Sound level meters
+ 2
Flow measurement
Vane anemometers
Thermal anemometers
Volume flow hood
Moisture meters
Air humidity meters
Material moisture meters
Electrical measurement
Multimeter
Clamp meter
Current / Voltage tester
Voltage tester
Thermal imaging cameras
Other measuring instruments
Smart Probes
Frying oil tester
pH meters
Transmitters
Services
Calibration and GxP services
Customized probes
Know-How-to: Downloads
Highlights
Do your food checks
With Testo food measuring technology
HVAC/R world of Testo
Empower your world.
Optimum plant efficiency
flexibility@optimum
A world class of its own
Tools for heating systems
Together against food waste
Food measuring instruments from Testo
Discover the unseen
Digital manifold testo 570s
Made to make it easy
Compact HVAC measuring instruments
Safe food
Measurement technology for the cold chain
Company
About Testo
Milestones
Testo awards
Certifications
Sustainability
Testo worldwide
Work at Testo

Home
Videos
testo 535 - Digital CO2 measuring instrument with App connection

_{CO2 measurement} with the testo 535 digital_{CO2 measuring instrument}

testo Smart App

One App for all applications. Multifunctional. Continuously up to date. Free.

Go to testo 535