ANSI/AWWA C712-10
This standard describes the various types and classes of cold-water, singlejet meters in sizes 1 1/2 in. (40 mm) through 6 in. (150 mm) for water utilities customer service and the materials and workmanship employed in their fabrication. These meters register by recording the revolutions of a rotor set in motion by the force of water striking the blades.
Keywords: Meters, Standards, Utilities, Public Relations, Design