AGA XQ9901:1999
AGA XQ9901:1999 Gas Measurement Manuals - Part 15: Electronic Corrector Explains the basic features of electronic correctors for the purpose of evaluation, selection, installation, operation, calibration and maintenance.
Table of Contents
DisclaimerandCopyrightForeword
HistoryandBackground
Acknowledgements
TableofContents
1.0GENERAL
1.1OverviewofElectronicCorrectors
1.1.1GeneralDescriptions
1.1.2BasicComponents
1.2ECComponents,InputVariablesandConstants
1.2.1InputVariable
1.2.2LinearMeter
1.2.3PressureTransmitter
1.2.4TemperatureTransmitter
1.2.5Compressibility
1.2.6DataInputFrequency
1.2.7ConstantFlowParameters
1.3Configuration
1.3.1Overview
1.3.2ConfigurationMethods
1.3.3Wake-UpInterval
1.3.4RecordedVariables
1.3.5Display
1.3.6IntervalDataStorageConfiguration
1.4Calculations
1.4.1Overview
1.4.2CorrectionFactorstoMeteredVolume
1.4.3PressureFactor,Fp
1.4.4TemperatureFactor,Ft
1.4.5SupercompressibilityFactor,Fpv
1.4.6VolumeUnitsandEnergyUnits
1.5Calibration
1.5.1General
1.5.2CalibrationProcedure
1.5.3AccuracyVerification
1.5.4CalibrationAdjustments
1.5.5TemperatureSourceforCalibration
1.5.6PressureSourceforCalibration
1.5.7OtherConsiderations
2.0HARDWARE
2.1MechanicalInstallation
2.1.1Overview
2.1.2MeterMount
2.1.3RemotePulseInput
2.1.4PressureTubing
2.1.5TemperatureThermowell
2.2Grounding,Isolation,CathodicProtection
2.2.1General
2.2.2Grounding
2.2.3CathodicProtection
2.3ElectricalInstallationofECs
2.3.1General
2.3.2IdentificationofHazardousAreas
2.3.3IdentificationofEquipmentListedforUse
inHazardousLocations
2.3.4HazardousLocationsandInstallation
Practices
2.4PowerOptions
2.4.1General
2.4.2InternalSelf-ContainedPowerSupplies
2.4.3ExternalPowerSupplies
2.5OutputVariables
2.5.1Overview
2.5.2IndexorDisplayType
2.5.3PulseOutputs
2.5.4AnalogOutputs
2.5.5Serial
2.5.6RS-232
2.5.7RS-422
2.5.8RS-485
2.6ReliabilityandOtherConsiderations
2.6.1Durability
2.6.2Reliability
3.0DISPLAYS,DATARETRIEVAL,SOFTWARE
3.1LocalDataRetrieval
3.1.1Overview
3.1.2TheCorrectorIndex
3.1.3LocalDisplay
3.1.4SiteDownloadviaLaptoporHand-Held
Terminal
3.2RemoteDataRetrieval
3.2.1CommunicationsProtocols
3.2.2ModemHardware
3.2.3CommunicationsMedia
3.2.4UtilityIndustryEndDeviceDataTables
3.3HostComputerSystems
3.3.1HardwarePlatforms
3.3.2DatabaseDesign
3.3.3DataValidationandEditing
3.3.4ReportsandAnalysis
3.3.5AlarmProcessing
3.4CustomerAccesstoData
ListofElectronicCorrectorandDataCollectionHost
SystemManufacturers
References
ProposaltoReviseGasMeasurementManual-Electronic
Corrector