This International Standard is applicable to measurement technology. It defines rules for the unambiguous designation of different types of measuring instruments and of measuring instrument features with the intention of enabling unambiguous technical communication over language boundaries.The scope of this International Standard is – the adaptation of the designation of measuring instruments and of measuring instrumentfeatures to the state of science by designating them according to the measuring quantity or the measuring task instead of the unit, and– the adaptation of the designation of measuring instruments and of measuring instrument features to the te