User`s manual

AX2200/AX2300 Instruction Manual Appendix C Flow Meter Calculations
CM2-AX2000-2001 (Rev. 4, 4/2014) C-1
Appendix C Flow Meter Calculations
In-Line Flow Meter Calculations
Volume Flow Rate
Mass Flow Rate
Flowing Velocity
Where:
A = Cross sectional area of the pipe (ft^2)
f = Vortex shedding frequency (pulses / sec)
K = Meter factor corrected for thermal expansion (pulses / ft^3)
Q
M
= Mass flow rate (lbm / sec)
Q
v
= Volume flow rate (ft^3 / sec)
V
f
= Flowing velocity (ft / sec)
= Density (lbm / ft^3)
K
f
Q
V


VM
QQ 
A
Q
V
V
f
