The Onset TVERPX3UL Differential Air Pressure and Velocity Transducer Sensor for RX300 and U30 Series, 0 to 10 in. WC can measure either air pressure or velocity with the flip of a switch. The PX3 is available in three installation configurations: duct, panel or universal. Duct and panel models have two pressure and velocity range options: 0-1 in. WC / 0-3,000 ft/min or 0-10 in. WC / 0-7,000 ft/min with seven field-selectable sub-ranges for pressure and eight for velocity. All variants are available with and without display. The PX3 has an IP65/NEMA 4 environmental rating.
See relevant data loggers for details about compatability requirements.