Electric butterfly valve with a flange and two types of connection to the folder. It is an important execution unit in the field of industrial automation and control. Electric butterfly valve is mainly suitable for a variety of industrial automation pipe flow, pressure, temperature control. For example: electricity, metallurgy, petrochemical, environmental protection, energy management, fire protection system. Electric butterfly valve belongs to the electric valve and electric control valve in a species. Electric butterfly valve has the following advantages: 1. Opening and closing convenient and quick, labor-saving, fluid resistance is small, you can often operate; 2. Simple structure, small size, light weight; 3. Can transport slurry, Under, you can achieve a good seal; 5. Regulate the performance. Electric butterfly valve installation and maintenance should note the following: 1. During installation, pneumatic butterfly valve to stop in the closed position; 2. Open position should be determined by the rotation angle of the pneumatic butterfly valve plate; 3. With a bypass valve Of the butterfly valve, open the bypass valve should be opened before; 4. Should be installed according to the manufacturer's installation instructions, the weight of the butterfly valve, should be set up a solid foundation
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