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Dayu company QDY series pneumatic valve
Dayu company's pneumatic ball valve, the use of intelligent control and positioning, and Germany's Siemens production of electrical valve positioner or domestic electrical valve positioner supporting the input 4-20mADC signal and 0.5-0.7MPa gas source can be controlled operation, to achieve The pressure, flow, temperature, liquid level until the adjustment parameters. It is powered by compressed air, the stem with the valve spool in the body of the wind rotation 90 degrees, can be fully open - fully closed action. The product is divided according to its sealing performance metal seal and soft seal. Has the advantages of compact structure, small size, reliable operation, good sealing, easy maintenance, easy installation, adaptability and so on. Especially suitable for media is viscous, containing particles, the nature of the fiber field hospital. Can be widely used in petroleum, chemical, teaching and learning equipment, light industry, the main pressure equipment, pharmaceutical, paper and other industrial automation systems for long-distance centralized control or local control.