mõõtevahend selle mõõtemuundurist läbiva vee mahu pidevaks mõõtmiseks, salvestamiseks ja esitamiseks mõõtetingimustes, measuring instrument intended to measure continuously, memorize, and display the volume of water passing through the measurement transducer at metering conditions, mõõtevahend külma vee koguse mõõtmiseks, instrument used to measurement the volume of water used by residential and commercial building that are supplied with water by a public water supply system, device used to measure the volume of water usage