Disclaimer and Copyright
Preface
History of the Development of this Standard
Accredited Standards Committee B109
Scope
Part I
  Definitions
Part II
  Construction Requirements for Qualifying New Type
  Meters
  2.1 Scope
  2.2 Dimensions
  2.3 Maximum Allowable Operating Pressure (MAOP)
  2.4 Strength of Meter Connections
  2.5 Meter Index Window Impact Resistance Tests
  2.6 Design Safety Factor
  2.7 Differential Pressure Taps
  2.8 Meter Identification
  2.9 Flow Direction Identification
  2.10 Meter Output Registration Identification
  2.11 Protection of Meters
  2.12 Mechanical Meter Index
  2.13 Corrosion and Chemical Resistance of Internal
        Parts
  2.14 Corrosion and Chemical Resistance of External
        Parts
  2.15 Temperature Resistance Test
Part III
  Performance Requirements for Qualifying New Meters
  and New-Type Meters
  3.1 Scope
  3.2 Rated Capacity
  3.3 Accuracy
  3.4 Noise and Vibration
  3.5 Starting Rate Test for New Type Meters
  3.6 Pressure and Leak Test Conditions for New
        Meters
  3.7 Differential Pressure Test Conditions
Part IV
  In-Service Performance
  4.1 Scope
  4.2 Test Conditions
  4.3 In-Service Performance Programs
Part V
  Meter Installation
  5.1 Scope
  5.2 General
  5.3 Location
  5.4 Installation
  5.5 Meter Shut Off
  5.6 Meter Support
  5.7 Meter Sizing
  5.8 Spacing of Meters
  5.9 Identification
  5.10 On-Site Inspection
  5.11 Special Service
  5.12 Dual Meter Installations
  Part VI
  Auxiliary Devices for Gas Meters
  6.1 Scope
  6.2 Pressure System
  6.3 Temperature System
  6.4 Volume Indicator
  6.5 Instrument Chart Drives
  6.6 Circular Charts
  6.7 Recorders
  6.8 Automatic Integrators
  6.9 Constant-Pressure-Compensating Index
  6.10 Remote Meter Reading Devices
  6.11 Instrument Adaptor Plates
  6.12 Inspection and Testing Classification
Part VII
  Test Methods and Equipment
  7.1 Scope
  7.2 Measurement Reference Base
  7.3 Units of Measure
  7.4 Base Conditions
  7.5 Meter Testing Systems
  7.6 Calibration of Meter Testing Systems
  Appendix A
  Differential Testing
Appendix B
  Meter Accuracy
Appendix C
  Bar Code for Meters and Auxiliary Devices
Appendix D
  Prover Bell Calibration by Physical Measurement