Emerson Daniel 3410 Series - Appendix B: Miscellaneous equations; B.1 Miscellaneous conversion factors

Daniel 3410 Series Gas Ultrasonic Meter Operations Manual Miscellaneous equations
3-9000-777 Rev E January 2018
Miscellaneous conversion factors 141
A
Appendix B: Miscellaneous equations
B.1 Miscellaneous conversion factors
K-Factor and Inverse K-Factor
Equation B-1 Frequency Volumetric Flow Rate K-Factor
and
Equation B-2 Frequency Volumetric Flow Rate Inverse K-Factor
where
=
frequency “K-Factor” (pulses/m
3
or pulses/ft
3
) (Freq1KFactor and
Freq2KFactor)
=
frequency “Inverse K-Factor” (m
3
/pulse or ft
3
/pulse)
(Freq1InvKFactor and Freq2InvKFactor)
=
frequency full-scale volumetric flow rate (m
3
/h or ft
3
/h)
(Freq1FullScaleVolFlowRate and Freq2FullScaleVolFlowRate)
=
maximum frequency (Hz = pulses/s) (Either 1000 or 5000 Hz)
(Freq1MaxFrequency and Freq2MaxFrequency)
KFactor
MaxFreq()3600shr⁄()
FreqQ
FullSc ale
----------------------------------------------------------
=
InvKFactor
FreqQ
FullScale
MaxFreq()3600shr⁄()
----------------------------------------------------------
=
KFactor
InvKFactor
FreqQ
FullScale
MaxFreq