AWWA C704-19 Propeller-Type Meters for Waterworks Applications
SKU: 43704-2019
This standard describes the various types and classes of propeller meters in sizes 2 in. (50 mm) through 72 in. (1,800 mm) for waterworks applications. These meters register by recording the revolutions of a propeller set in motion by the force of flowing water striking the blades. Major revisions to the standard include guidance on selection of materials in terms of chlorine and chloramine degradation of elastomers and provisions for meter marking have been moved from Sec. 6.1 to Sec. 4.4.
Description
The purpose of this standard is to provide the minimum requirements for propeller-type meters for waterworks applications. This standard can be referenced when purchasing and receiving propeller-type meters for waterworks applications. This standard can be used for manufacturing this type of meter. The stipulations of this standard apply when this document has been referenced and then only to propeller-type meters for waterworks applications.