The Testo 420 measuring instrument enables you to measure flow velocity, volume flow, absolute pressure, temperature and relative humidity. The automatic zeroing function ensures higher accuracy for low pressures.
- Low weight 2.9 kg weight – lighter than any other flow hood. You feel the difference, particularly in frequent measurements.
- Precise flow straightener – Air turbulence at swirl outlets is pacified. This allows reliable measurement of the air flow.
- Efficient App integration – You use mobile devices via App as a second display or remote control. And you can create
and send measurement reports directly on site.
- Flexible display – The tilting display makes reading out the measurement values easier. By removing the instrument, and with the corresponding
accessories, you can comfortably carry out pressure and Pitot tube measurements.
- Quick set-up – Markings on the hood, and funnel-shaped sockets for
- Practical transport – You transport the collapsed 420 safely and conveniently in the trolley included in delivery.
- Ergonomic handles – You work comfortably without tiring your hands.