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
BHD
45.65
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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