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F-2600 & F-2700 Vortex Flow Meter Manual 02/15 - 0808-7 / 19204 Page C-1

APPENDIX C GLOSSARY

A B C D

A Cross sectional area

ACFM Actual Cubic Feet Per Minute (volumetric ow rate)

ASME American Society of Mechanical Engineers

Bluff Body A non-streamlined body placed into a ow stream to

create vortices. Also called a Shedder Bar

BTU British Thermal Unit, an energy measurement

Cenelec European Electrical Code

Compressibility A factor used to correct for the non-ideal changes in a

Factor uid’s density due to changes in temperature and/or

pressure

CSA Canadian Standards Association

d Width of a bluff body or shedder bar

D Diameter of a ow channel

E F G H

f Frequency of vortices generated in a vortex ow

meter, usually in Hz

Flow Channel A pipe, duct, stack, or channel containing owing uid

Flow Prole A map of the uid velocity vector (usually non-uniform)

in a cross-sectional plane of a ow channel (usually along

a diameter)

FM Factory Mutual

Ft Foot, 12 inches, a measure of length

Ft^2 Square feet, measure of area

Ft^3 Cubic feet, measure of volume

GPM Gallons Per Minute

Hz Hertz, cycles per second

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