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    I.S. EN ISO 6416:2017

    Current The latest, up-to-date edition.

    HYDROMETRY - MEASUREMENT OF DISCHARGE BY THE ULTRASONIC TRANSIT TIME (TIME OF FLIGHT) METHOD (ISO 6416:2017)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2017

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    National Foreword
    European foreword
    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Applications
    5 Method of measurement
    6 Flow velocity determination by the ultrasonic (transit time)
       method
    7 Gauge configuration
    8 Determination of discharge
    9 System verification and calibration
    10 Site selection
    11 Site survey - Before design and construction
    12 Operational measurement requirements
    13 Gauging station equipment
    14 Measurement uncertainties
    Annex A (informative) - Principle of measurement uncertainty
    Annex B (informative) - Performance guide for hydrometric
            equipment for use in technical standard examples
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines the establishment and operation of an ultrasonic (transit-time) gauging station for the continuous measurement of discharge in a river, an open channel or a closed conduit.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 748:2007 Hydrometry Measurement of liquid flow in open channels using current-meters or floats
    ISO 5168:2005 Measurement of fluid flow — Procedures for the evaluation of uncertainties
    ISO 1100-2:2010 Hydrometry Measurement of liquid flow in open channels Part 2: Determination of the stage-discharge relationship
    ISO 4373:2008 Hydrometry Water level measuring devices
    IEC 60041:1991 Field acceptance tests to determine the hydraulic performance of hydraulic turbines, storage pumps and pump-turbines
    ISO 15769:2010 Hydrometry Guidelines for the application of acoustic velocity meters using the Doppler and echo correlation methods
    IEC 60079-0:2011 Explosive atmospheres - Part 0: Equipment - General requirements
    ISO/TS 25377:2007 Hydrometric uncertainty guidance (HUG)
    ISO 772:1996 Hydrometric determinations — Vocabulary and symbols
    IEC 61000-6-2 : 3.0:2016 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 6-2: GENERIC STANDARDS - IMMUNITY STANDARD FOR INDUSTRIAL ENVIRONMENTS
    ISO/IEC Guide 98-3:2008 Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
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