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09/30207853 DC : 0

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

BS EN 12405-2 - GAS METERS - CONVERSION DEVICES - PART 2: ENERGY CONVERSION
Available format(s)

Hardcopy , PDF

Superseded date

31-08-2012

Language(s)

English

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 Principles of energy determination
5 Rated operating conditions
6 Construction requirements
7 Installation requirements
8 Metrological requirements
9 Tests of conformity
10 Marking
11 Installation and operating instructions
Annex A (normative) - Type test of the energy calculator
                      (EC)
Annex B (normative) - Type test of the calorific value
                      determination device (CVDD)
Annex C (normative) - Type approval tests of volume
                      conversion device (VCD)
Annex D (informative) - Type approval test of VCD, EC
                        and CVDD
Annex E (normative) - Type approval test of the VCD/EC
Annex F (informative) - Type approval test of the EC/CVDD
Annex G (normative) - Type approval test of the VCD/EC/CVDD
Annex H (normative) - Environmental influences (test
                      procedures)
Annex I (informative) - Testing of the data transmission
                        interface of energy conversion device
Bibliography

BS EN 12405-2

Committee
GSE/25
DocumentType
Draft
Pages
73
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

Standards Relationship
PREN 12405-2 : DRAFT 2009 Identical

EN 60068-3-1:2011 Environmental testing - Part 3-1: Supporting documentation and guidance - Cold and dry heat tests
EN 12405-1:2005+A2:2010 Gas meters - Conversion devices - Part 1: Volume conversion
EN ISO 13443:2005 Natural gas - Standard reference conditions (ISO 13443:1996 including Corrigendum 1:1997)
ISO 6976:2016 Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition
OIML D 11 : 2013 GENERAL REQUIREMENTS FOR MEASURING INSTRUMENTS - ENVIRONMENTAL CONDITIONS
EN 60079-10-1:2015 Explosive atmospheres - Part 10-1: Classification of areas - Explosive gas atmospheres
EN 60068-2-1:2007 Environmental testing - Part 2-1: Tests - Test A: Cold
EN 60068-2-2:2007 Environmental testing - Part 2-2: Tests - Test B: Dry heat
EN 60950-1:2006/A2:2013 INFORMATION TECHNOLOGY EQUIPMENT - SAFETY - PART 1: GENERAL REQUIREMENTS (IEC 60950-1:2005/A2:2013, MODIFIED)
ISO 12213-3:2006 Natural gas Calculation of compression factor Part 3: Calculation using physical properties
ISO/IEC Guide 99:2007 International vocabulary of metrology Basic and general concepts and associated terms (VIM)
ISO 6143:2001 Gas analysis — Comparison methods for determining and checking the composition of calibration gas mixtures
EN 437:2003+A1:2009 Test gases - Test pressures - Appliance categories
ISO 13443:1996 Natural gas Standard reference conditions
EN ISO 12213-3:2009 Natural gas - Calculation of compression factor - Part 3: Calculation using physical properties (ISO 12213-3:2006)
ISO 6142:2001 Gas analysis Preparation of calibration gas mixtures Gravimetric method
EN ISO 6974-1:2012/AC:2012 NATURAL GAS - DETERMINATION OF COMPOSITION AND ASSOCIATED UNCERTAINTY BY GAS CHROMATOGRAPHY - PART 1: GENERAL GUIDELINES AND CALCULATION OF COMPOSITION (ISO 6974-1:2012/COR 1:2012)
PREN 12405-3 : DRAFT 2013 GAS METERS - CONVERSION DEVICES - PART 3: FLOW COMPUTER
ENV 13005 : DRAFT 1999 GUIDE TO THE EXPRESSION OF UNCERTAINTY IN MEASUREMENT
EN 1359:2017 Gas meters - Diaphragm gas meters
EN 60068-2-78:2013 Environmental testing - Part 2-78: Tests - Test Cab: Damp heat, steady state
ISO 12213-1:2006 Natural gas Calculation of compression factor Part 1: Introduction and guidelines
EN 60068-3-4:2002 Environmental testing - Part 3-4: Supporting documentation and guidance - Damp heat tests
EN 60529:1991/AC:2016-12 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)
EN 60068-2-30:2005 Environmental testing - Part 2-30: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle)
EN ISO 12213-2:2009 Natural gas - Calculation of compression factor - Part 2: Calculation using molar-composition analysis (ISO 12213-2:2006)
EN ISO 12213-1:2009 Natural gas - Calculation of compression factor - Part 1: Introduction and guidelines (ISO 12213-1:2006)
ISO 6141:2015 Gas analysis Contents of certificates for calibration gas mixtures
ISO 12213-2:2006 Natural gas Calculation of compression factor Part 2: Calculation using molar-composition analysis
OIML R 140 : 2007 MEASURING SYSTEMS FOR GASEOUS FUEL
OIML D 31 : 2008 GENERAL REQUIREMENTS FOR SOFTWARE CONTROLLED MEASURING INSTRUMENTS
EN 1776:2015 Gas infrastructure - Gas measuring systems - Functional requirements

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