The electric butterfly valve is matched by the butterfly valve and the electric actuator mechanism. It is divided into switch type (active or passive feedback signal can be provided) or adjustable input control signal (4 ~ 20mA or 0 ~ 10VDC) and single-phase power supply. The electric butterfly valve has strong function, small size and light weight, reliable performance, simple matching, large flow capacity, electric butterfly valve is particularly suitable for medium is viscous, containing particles, fiber nature of the occasion. At present, the electric regulating butterfly valve is widely used in the industrial automatic control system of food, environmental protection, light industry, petroleum, papermaking, chemical industry, teaching and scientific research equipment, electric power and other industries.
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