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The Beginners Guide To Regulators (Getting Started 101)

Different Types of Water Flow Meters A flow meter just like the name suggests are instruments used to measure linear and non-linear, mass or volumetric flow rate of a liquid or gas. In this case we look at water flow meters. The quantification of bulk fluid movement is fluid measurement. Measuring flow can be through measuring the velocity of a fluid over a known area. A person should consider factors such as; spare parts availability, familiarity of personnel with the device and their experience with calibration, in choosing water flow meters. Evaluating the nature of the process and of the overall installation fully, time should be invested. this helps a person in choosing a good flow meter. First determine whether the flow information should be continuous or totalized, and whether this information is needed locally or remotely while choosing a flow meter. An evaluation of the fluid process and of the piping that will accommodate the flow meter takes place after asking these questions. There are different types of flow meters and they include; mechanical flow meter which generally, work on the principle of positive displacement. The most used in domestic measurement of water is a piston meter or a rotary piston. It works by a piston rotating within a chamber and for each rotation some amount of water passes.
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Oval flow meter is another type of flow meter. Herein fluid gets into one chamber then into a measurement chamber and then to the outlet. The cycle continues and fluid is metered in alternating measurement chambers. In the rotating gears there are permanent magnets that transmit signal to an electric reed for flow measurement. High performance claims are made but they are not as precise as sliding vane design.
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The other types are gear meters and they are different from oval meters in that measurement chambers are made up of gaps between the gears and the teeth. The other type of flow meter is helical gear flow meter. Flow rate is measured from the speed of rotation of rotors as it happens in a continuous fashion. The variable area meter is also called a rotameter and it is another type. This type of a meter consists of a tapered tube mostly made of glass with float inside which is pushed by fluid flow and pulled down by gravity. So as to help the user determine whether the float is stuck or not, some floats are designed to spin visibly in the fluid stream. The commonly used meter with water is this. Turbine flow meter, nutating disk meter, single jet flow meter, multiple jet flow meter, Woltman flow meter and many others are other types of flow meters just to mention a few because the list is endless.