Vaisala BAROCAP® Digital Barometer PTB330 is a new generation barometer, designed for a wide range of high-end atmospheric pressure measurement. Vaisala BAROCAP®  sensor Accurate measurement Excellent long-term stability Added reliability through redundancy Graphical trend display with 1-year history data Altitude corrected pressure (QFE, QNH) For professional use in meteorology, aviation, laboratories, and demanding industrial applications