This manual was prepared as an introduction to the most common large flowmeters currently used in water supply systems. This manual provides information about the most common flowmeters used in water treatment and in custody-transfer applications. Information on other meters can be obtained from AWWA Manual M6 Water Meters - Selection, Installation, Testing, and Maintenance.
The flowmeters discussed in this manual include the Venturi, modified Venturi, orifice plate, electromagnetic (mag), turbine and propeller, transit-time ultrasonic, vortex, averaging Pitot, and averaging insertable electromagnetic (mag). The discussion of these meters covers basic theory, installation, maintenance, and advantages and disadvantages. General concepts applicable to flowmeters are also discussed, including flow characteristics, installation and performance issues, communication, information and signal outputs, and flowmeter selection.
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| SDO | AWWA: American Water Works Association |
| Document Number | M33 |
| Publication Date | Jan. 1, 2018 |
| Language | en - English |
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