News on the Calibration of Non-Automatic Weighing Instruments

EURAMET Calibration Guide No. 18 ‘Guidelines on the Calibration of Non-Automatic Weighing Instruments’ is the document used, not only in Europe but worldwide, as a reference for the calibration of non-automatic weighing instruments. The purpose of the guide is to enhance the equivalence and mutual recognition of calibration results obtained by laboratories performing calibrations of non-automatic weighing instruments. It contains advice on general aspects of calibration, measurement methods and results, including uncertainty of measurement, the calibration certificate and the further use of the instrument. EURAMET’s Calibration Guide No. 18 latest update has been the first one involving direct collaboration with balance manufacturers. In this new version the guide has been improved in many technical details with the aim of clarifying the content of the guide, including some necessary details or simplifying some calculation