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AWWA C715-18
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AWWA C715-18 Standard for Cold Water Meters - Electromagnetic and Ultrasonic Type for Revenue Applications
standard by American Water Works Association, 10/01/2018
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Full Description
This standard describes two performance classes of potable cold-water meters of the electromagnetic and ultrasonic type, in sizes 1/2 in. (13 mm) through 20 in. (500 mm), for revenue applications, and the materials and workmanship employed in their fabrication.Type I. This type represents residential and commercial applications where low flow accuracy is of particular concern. Type II. This type represents commercial applications where low flow is not of primary concern.This standard can be referenced in specifications for purchasing and receiving potable cold-water meters of the electromagnetic and ultrasonic type, in sizes 1/2 in. (13 mm) through 20 in. (500 mm), for revenue applications, and can be used as a guide for manufacturing these meters. The stipulations of this standard apply when this document has been referenced and then only to potable cold-water meters of the electromagnetic and ultrasonic type, for revenue applications.