Rotameters are also known as variable area flow meters. Variable area flow meters work by measuring the flow rate as the fluid travels through a tapered tube where the cross sectional area of the tube ...

The main application of the rotameter flow meter is to measure the flowrate of liquids and gases. It is composed of a plastic, metal or glass tube and float. The float response to flowrate changes is ...

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Rotameter flow meters are devices that can measure the flowrate of liquids and gases. Generally, the rotameter is a tube made of plastic, glass or metal combined with a float, which responds linearly ...