Purpose: Water Flow Velocity Meters Isvp-Gr-21M1 Are Designed For Measuring The Time-Averaged Velocity Of Water Flow In Open Natural And Artificial Channels (Rivers, Canals). Operating Principle: The Operating Principle Of The Meter Is Based On The Functional Relationship Between The Flow Speed Of The Incoming Water Flow And The Rotational Speed Of The Rotor Blade. The Turntable Is A Modernization Of The Hydrometric Turntable Type Gr 21M, In Which The Mechanical Contact With The Gearbox Is Replaced With A Magnetically Controlled Contact, Which Makes It Possible To Receive One Electrical Signal (Pulse) For Each Full Revolution Of The Bladed Propeller.
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