ANSI B109.1 : 2000
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
02-07-2019
12-01-2013
Contents
Disclaimer and copyright
Preface
History of the development of standards for
diaphragm-type gas displacement meters
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 Meter identification
2.4 Diaphragm identification
2.5 Inlet identification
2.6 Protection of meters
2.7 Meter index
2.8 Corrosion and chemical resistance of
internal parts
2.9 Corrosion and chemical resistance of
external parts of gas meters
2.10 Meter index window impact test
2.11 Meter index window clearness test
2.12 Temperature and thermal shock resistance
2.13 Strength of meter connections
Part III
Performance requirements for qualifying new type
meters
3.1 Scope
3.2 Meter classes
3.3 Accuracy of meters
3.4 Pressure and leak tests
3.5 Noise and vibration
Part IV
In-service performance
4.1 Scope
4.2 Test requirements
4.3 In-service performance programs
4.4 Records
Part V
Meter installation requirements
5.1 Scope
5.2 General requirements
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 requirements
Part VI
Auxiliary devices for gas meters
6.1 Scope
6.2 Constant-pressure-compensating index
6.3 Remote meter reading devices
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
Connection dimensions, nominal
Appendix B
Thread specifications
Appendix C
General service capacity equation
Appendix D
Meter accuracy
Appendix E
Prover bell calibration by physical measurement
Appendix F
Bar code meters and auxiliary devices
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