SummaryCMA series purging device is composed of metal tube rotameter, needle valve and constant flow regulating valve. Under the automatic control of the constant flow control valve, the fluid flow in the pipeline can always be maintained as a constant output regardless of the pressure change at the inlet (primary side) or outlet (secondary side) of the pipeline. The fluid flow in the pipeline is directly read out by the metal tube rotameter. It is widely used in the fields of petroleum, chemical, metallurgy, electronics, electric power and so on.
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