The PVF2 is a compact digital pressure, flow and speed gauge managed by microprocessor, equipped with an LCD screen.
The instrument, very compact and handy, is suitable for measurements in ventilation plants, for the measurement of the combustion air chimneystack draught, of the filter clogging and of the fluids speed if connected to pitot pipes or through the K factor. It is available with batteries (2x1.5V) without relays or with 24vac/dc power supply and 2 relays. After a programmable time, the instrument turns off automatically. There is also a low battery indicator.