Ventilation and air conditioning systems consume a lot of energy. However, they are indispensable for a pleasant room climate. Measuring instruments from Testo help you to control the systems efficiently in order to quickly achieve significant savings and ensure a comfortable climate in all rooms.
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For flow measurement in the duct and at the outlet, Testo offers you various measurement solutions - from small Testo Smart Probes to digital anemometers to multifunctional climate measuring instruments.
Discover the suitable measurement solution for your individual requirements.
The testo 400 is a multifunctional air velocity & IAQ measuring instrument that allows you to measure volume flows in ducts and outlets efficiently, intuitively and in compliance with EN ISO 12599 and ASHRAE 11:
Intuitive measurement programs, incl. HVAC grid measurement
Convenient measurement
Efficient data management
Intelligent calibration concept
Opazovanje zračnega pretoka v prezračevalnih kanalih je ključnega pomena za delovanje prezračevalnih in klimatizacijskih sistemov.
Download the exclusive practical guide for free now.
Significance of air velocity
Measurement of the right air velocity
The right measurement location
The measurement method
Analysis of the measurement values
The measurement report
The testo Smart App guides you quickly and easily through measurements on refrigeration, air conditioning and heating systems.
Now new:
PRO measuring programs for increasing the efficiency of your applications
Vse novice, vsa orodja, vsi trendi: Prejmite našo brezplačno revijo HVAC/R in izveste vse o glavnih trendih v panogi, izkoristite ekskluzivne strokovne nasvete in pridobite razburljiv vpogled v svet testo Smart.