Emerson Micro Motion 9739 MVD

Configureprocessmeasurement
TemperatureDampingaffectspetroleummeasurementprocessvariablesonlyifthetransmitteriscongured
tousetemperaturedatafromthesensor.Ifanexternaltemperaturevalueisusedforpetroleum
measurement,TemperatureDampingdoesnotaffectpetroleummeasurementprocessvariables.
TemperatureDampingaffectsconcentrationmeasurementprocessvariablesonlyifthetransmitteris
conguredtousetemperaturedatafromthesensor.Ifanexternaltemperaturevalueisusedfor
concentrationmeasurement,TemperatureDampingdoesnotaffectconcentrationmeasurementprocess
variables.
5.8Configurepressurecompensation
DisplayNotavailable
ProLinkII
ProLink→Conguration→Pressure→PressureCompensation
FieldCommunicatorCongure→ManualSetup→Measurements→ExternalCompensation
Pressurecompensationadjustsprocessmeasurementtocompensateforthepressureeffectonthe
sensor’sowtubes.Pressureeffectisdenedasthechangeinthesensor’ssensitivitytoowand
densityassociatedwiththedifferencebetweencalibrationpressureandprocesspressure.
Tip
Notallsensorsorapplicationsrequirepressurecompensation.Ifyouareuncertainaboutimplementing
pressurecompensation,contact
ow.support@emerson.com.
Procedure
1.Enablepressurecompensation.
2.EnterFlowFactorforyoursensor.
FlowFactoristhepercentchangeintheowrateperPSI.FlowFactorforyoursensorisprovidedon
thesensorproductdatasheet.Whenenteringthevalue,reversethesign.
Example:Iftheowfactoris0.000004%perPSI,enter−0.000004%perPSI.
3.EnterDensityFactorforyoursensor.
DensityFactoristhechangeinuiddensity,ing/cm
3
/PSI.DensityFactorforyoursensorisprovidedon
thesensorproductdatasheet.Whenenteringthevalue,reversethesign.
Example:Ifthedensityfactoris0.000006g/cm
3
/PSI,enter−0.000006g/cm3/PSI.
4.EnterCalibrationPressureforyoursensor.
90MicroMotion9739MVDTransmitters