N.M. Yustus Al’manac of Modern Metrology № 2 (14) 2018, pages 38–41 Data about used devices for measurements of temperature, humidity, pressure are provided, the question about the necessity of refitting of metrologists working places for measuring the metrological parameters, that allows fulfilling verifications and calibrations of meteorological station measuring means is raised. Key words: meassuring … Continue reading Working standard modernisation of the units of the relative humidity, temperature, absolute pressure and air velocity