• EN 60068-3-11 : 2007

    Current The latest, up-to-date edition.

    ENVIRONMENTAL TESTING - PART 3-11: SUPPORTING DOCUMENTATION AND GUIDANCE - CALCULATION OF UNCERTAINTY OF CONDITIONS IN CLIMATIC TEST CHAMBERS

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    Language(s): 

    Published date:  28-06-2007

    Publisher:  European Committee for Standards - Electrical

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

    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Concept of uncertainty
       4.1 Uncertainty, error and "true value"
       4.2 Statements of uncertainty
       4.3 Combining uncertainties
    5 Tolerance
    6 Humidity and temperature measurement
    7 Methods for determining climatic test chamber uncertainties
       7.1 Empty chamber
       7.2 Typical load
       7.3 Measurement of conditions in the chamber during the test
       7.4 Conditions to measure
       7.5 Measurements required
       7.6 Sources of uncertainty
       7.7 Essential contributions of uncertainty
    8 Estimation of uncertainty components and their combination
    9 Overall uncertainty of temperature measurement
       9.1 General
       9.2 Further considerations
    10 Overall uncertainty of relative humidity measurement
       10.1 Uncertainty of temperature measurement at each sensor point
       10.2 Uncertainty of the relative humidity measurement
    11 Anomalous data and presentation of results
       11.1 Average case analysis
       11.2 Worst case analysis
    Annex A (informative) Measurement data sets - Loaded chamber
    Annex ZA (normative) Normative references to international
             publications with their corresponding European
             publications
    Bibliography

    Abstract - (Show below) - (Hide below)

    Demonstrates how to estimate the uncertainty of steady-state temperature and humidity conditions in temperature and humidity chambers.

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

    Committee SR 104
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Current

    Standards Referenced By This Book - (Show below) - (Hide below)

    DIN EN 13936 E : 2014 WORKPLACE EXPOSURE - PROCEDURES FOR MEASURING A CHEMICAL AGENT PRESENT AS A MIXTURE OF AIRBORNE PARTICLES AND VAPOUR - REQUIREMENTS AND TEST METHODS
    I.S. EN IEC 60068-3-6:2018 COR 2018 ENVIRONMENTAL TESTING - PART 3-6: SUPPORTING DOCUMENTATION AND GUIDANCE - CONFIRMATION OF THE PERFORMANCE OF TEMPERATURE/HUMIDITY CHAMBERS (IEC 60068-3-6:2018)
    BS EN 13936 : 2014 WORKPLACE EXPOSURE - PROCEDURES FOR MEASURING A CHEMICAL AGENT PRESENT AS A MIXTURE OF AIRBORNE PARTICLES AND VAPOUR - REQUIREMENTS AND TEST METHODS
    DIN EN 13936:2014-04 WORKPLACE EXPOSURE - PROCEDURES FOR MEASURING A CHEMICAL AGENT PRESENT AS A MIXTURE OF AIRBORNE PARTICLES AND VAPOUR - REQUIREMENTS AND TEST METHODS
    EN IEC 60068-3-5 : 2018 ENVIRONMENTAL TESTING - PART 3-5: SUPPORTING DOCUMENTATION AND GUIDANCE - CONFIRMATION OF THE PERFORMANCE OF TEMPERATURE CHAMBERS (IEC 60068-3-5:2018)
    UNE-EN 13936:2014 Workplace exposure - Procedures for measuring a chemical agent present as a mixture of airborne particles and vapour - Requirements and test methods
    12/30259160 DC : DRAFT JULY 2012 BS EN 13936 - WORKPLACE EXPOSURE - PROCEDURES FOR MEASURING A CHEMICAL AGENT PRESENT AS A MIXTURE OF AIRBORNE PARTICLES AND VAPOUR - REQUIREMENTS AND TEST METHODS
    BS EN 60068-3-5:2002 ENVIRONMENTAL TESTING - PART 3-5: SUPPORTING DOCUMENTATION AND GUIDANCE - CONFIRMATION OF THE PERFORMANCE OF TEMPERATURE CHAMBERS (IEC 60068-3-5:2018)
    I.S. EN 13936:2014 WORKPLACE EXPOSURE - PROCEDURES FOR MEASURING A CHEMICAL AGENT PRESENT AS A MIXTURE OF AIRBORNE PARTICLES AND VAPOUR - REQUIREMENTS AND TEST METHODS
    I.S. EN IEC 60068-3-5:2018 ENVIRONMENTAL TESTING - PART 3-5: SUPPORTING DOCUMENTATION AND GUIDANCE - CONFIRMATION OF THE PERFORMANCE OF TEMPERATURE CHAMBERS
    EN IEC 60068-3-6:2018/AC:2018-05 ENVIRONMENTAL TESTING - PART 3-6: SUPPORTING DOCUMENTATION AND GUIDANCE - CONFIRMATION OF THE PERFORMANCE OF TEMPERATURE/HUMIDITY CHAMBERS (IEC 60068-3-6:2018)
    UNI EN 13936 : 2014 WORKPLACE EXPOSURE - PROCEDURES FOR MEASURING A CHEMICAL AGENT PRESENT AS A MIXTURE OF AIRBORNE PARTICLES AND VAPOUR - REQUIREMENTS AND TEST METHODS
    EN 13936 : 2014 WORKPLACE EXPOSURE - PROCEDURES FOR MEASURING A CHEMICAL AGENT PRESENT AS A MIXTURE OF AIRBORNE PARTICLES AND VAPOUR - REQUIREMENTS AND TEST METHODS

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

    BS 1339-1(2002) : 2002 HUMIDITY - PART 1: TERMS, DEFINITIONS AND FORMULAE
    IEC 60068-3-6:2001 ENVIRONMENTAL TESTING - PART 3-6: SUPPORTING DOCUMENTATION AND GUIDANCE - CONFIRMATION OF THE PERFORMANCE OF TEMPERATURE/HUMIDITY CHAMBERS
    BS PD6461-3(1995) : 1995 GENERAL METROLOGY - PART 3: GUIDE TO THE EXPRESSION OF UNCERTAINTY IN MEASUREMENT (GUM)
    ISO/IEC Guide 98:1993 Guide to the expression of uncertainty in measurement (GUM)
    EN 60068-3-6 : 2002 ENVIRONMENTAL TESTING - PART 3-6: SUPPORTING DOCUMENTATION AND GUIDANCE - CONFIRMATION OF THE PERFORMANCE OF TEMPERATURE/HUMIDITY CHAMBERS
    EN 60068-3-5 : 2002 ENVIRONMENTAL TESTING - PART 3-5: SUPPORTING DOCUMENTATION AND GUIDANCE - CONFIRMATION OF THE PERFORMANCE OF TEMPERATURE CHAMBERS
    BS 4833(1986) : 1986 SCHEDULE FOR HYGROMETRIC TABLES FOR USE IN THE TESTING AND OPERATION OF ENVIRONMENTAL ENCLOSURES
    ISO 3534-2:2006 Statistics Vocabulary and symbols Part 2: Applied statistics
    IEC 60068-3-5:2001 ENVIRONMENTAL TESTING - PART 3-5: SUPPORTING DOCUMENTATION AND GUIDANCE - CONFIRMATION OF THE PERFORMANCE OF TEMPERATURE CHAMBERS
    ISO 3534-1:2006 Statistics Vocabulary and symbols Part 1: General statistical terms and terms used in probability
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