Functional accessories of electric hard seal butterfly valve

Electric hard-sealed butterfly valve is a kind of ventilation and environmental protection pipelines suitable for chemical industry, construction and power station engineering. The electric hard-sealed butterfly valve is also a non-closed butterfly valve. It has a simple structure, light weight, convenient installation, and low resistance to the medium flowing in the pipeline. Just because it is a non-closed butterfly valve, it can also be used in conjunction with many butterfly valve accessories under different environmental and control conditions. The butterfly valves that can be used in conjunction with the electric hard-sealed butterfly valve generally have four flavors: cut-off accessories, adjustable accessories, air source processing accessories, and manual units. Among them, cut-off accessory limit switch echo device, single electric control solenoid valve, double control solenoid valve, etc. Adjustable accessories include electrical converters, electrical positioners, pneumatic positioners, etc. The air source treatment accessories include air source treatment triples, air filter pressure reducing valves, etc. The only manual unit is the HVSD manual unit. These different accessories add variety to the functions of the electric hard-sealed butterfly valve. The metal hard seal butterfly valve also has the same properties, but the function is slightly different.