ISO 3455:2021

International Standard   Current Edition · Approved on 08 January 2021

Hydrometry — Calibration of current-meters in straight open tanks

ISO 3455:2021 Files

English 13 Pages
Current Edition
47.34 OMR

ISO 3455:2021 Scope

This document specifies a calibration method for mechanical type, electromagnetic type and acoustic type hydrometric current-meters used for point velocity measurement of flowing water. The method requires towing the instrument through still water in a straight open tank. It includes measuring apparatus, the calibration procedure, the method of presenting the results and the uncertainties associated with the method.

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