Profile: Vortek Instruments, LLC manufactures precision multivariable flowmeters for the measurement of liquid, gas, and steam in commercial, industrial and municipal applications for the water &waste water, chemical & petrochemical, oil & gas, power, pharmaceutical, paper & food & beverage industries. The Pro-V™ M22 inline vortex shedding flowmeters are ideal for volumetric or compensated mass flow measurements of most common liquids with line sizes from 1/2 inch to 8 inch (DN25 to DN200), temperatures from -330°F to 750°F (-200 to 400 Deg C), and pressures to ANSI class 1500 (PN 250). The Pro-V™ M23 insertion vortex shedding flowmeters are ideal for volumetric or compensated mass flow measurements of most common liquids with lines sizes from 2 to 72 inches, temperatures from -330 to 750° F (-200 to 400 Deg C), and pressures to ANSI class 1500 (PN 250).