meter, which has an error of indication between −3 % and +3 % for flow rates Q, where Qmin ≤ Q < Qt, and an error of indication between −1,5 % and +1,5 % for flow rates Q, where Qt ≤ Q ≤ Qmax, arvesti, mille mõõtehälve on voomahu Q puhul –3 % kuni +3 %, kui Qmin ≤ Q < Qt, ja vahemikus –1,5 % kuni +1,5 % voomahu Q puhul, kus Qt ≤ Q ≤ Qmax