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Pattern approval License of measuring equipment

Pattern approval (PA) of measuring equipment – is a decision for metrological equipment issues by a state body of metrological service that meets requirements and its availability to use it in areas of the state metrological control and supervision.
PA of measuring equipment is a state metrological type of inspection and it conduct in order to provide traceability of measurement in the country. All measuring equipment that used in state regulation of traceability is subjected to approval. In PA procedure establish precision factor and also verification method of the actual type and its time interval.
PA of measuring instrument confirm with a License of Pattern Approval of measuring instrument.