piston water meter Videos

  • How Hedland Variable Area Flow Meters Work - Video

    The Hedland flow meter is a variable area instrument. A precision machined, sharp-edged Orifice located within the Piston Assembly, forms an annular opening with the contoured Metering Cone. The Piston Assembly carries a cylindrical PPS/Ceramic Magnet that is magnetically coupled to an external Flow Indicator that moves precisely, in direct response to movement of the Piston. A calibrated Spring ...


    By Badger Meter, Inc.

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