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Factors to Consider when Selecting a Flow Meter A flow meter is an instrument that is used to measure the flow rate of liquids or gases. One should take into consideration the familiarity of the working personnel with the device and their experience with calibration when buying a flow meter. One should also consider the maintenance factors such as availability of spare parts and the probability of failure. The cost of installation one should also take into consideration. A device because it is less expensive one should not buy since this can be the most costly installations. One can consult an installation engineer when buying the flow meters just in case there are any flow measurement challenges. The best flow meters basics of selecting are evaluating the nature of the process fluid and the fluid and flow characteristics. One should also consider the piping and the area the flow meter is to be located. The characteristics of the fluid to be considered are the pressure, temperature, viscosity, density and many others. Of how they should interact these properties should have an indication for the flow meter to operate properly. A detailed composition of the fluid should also be there. Whether the fluid has solids and whether they are soft or abrasive or whether they have big or small particles this is to say that one should indicate. So that one can select the best meter they should know the required meter range and this is done by identifying the minimum and maximum flows that will have to be measured. Over its full range the flow meter’s performance may not be accepted unless one knows the measurement accuracy. One should choose the ones without moving parts over the ones with them when they are purchasing flow meter. A cause of problems and failure are the flow meters with moving parts since they are prone to wear and tear. Also they require clearance spaces for the moving parts that sometimes cause slippage into the flow being measured. Different types of flow meters are there and they include; rotameters, piston flow meters, paddlewheel, turbine flow meters, ultrasonic flow meters and magnetic flow meters. Available for in-line and insertion type the magnetic flow meters are. Ideal they are for any waste liquids that are conductive. Usually the displays are integral and an analog output can be used or remote monitoring. For dirty water or waste water the ultrasonic flow meters are also used. The frequency shift of an ultrasonic signal when it is reflected by discontinuities in the liquid flow is the principle of operation that is employed. The most used for liquids and gases on the other hand is the rotameter.A Simple Plan: Equipment

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