AWWA C702-10 Cold-Water Meters--Compound Type (PDF)
SKU: STC_0071991-PDF
This standard describes the various types and classes of cold-water compound- type meters in sizes 2 in. (50 mm) through 8 in. (200 mm), and the materials and workmanship used in their fabrication. Compound meters shall consist of a combination of a turbine-type, mainline meter for measuring high rates of flow and a bypass meter of an appropriate size for measuring low rates of flow. The compound meter shall have an automatic valve mechanism for diverting low rates of flow through the bypass meter.
Description
The major revisions to the standard in this edition include the following: definitions for Class I and Class II meters were added to Section 3; changes in language describing meter registers were added to Sec. 4.3.6; and, the AWWA Policy Statement on electrical grounding of pipes was added to Sec. A8.