The basic types of chemical industry, electric valve controller
Electric valve controller has two basic types: rotating and linear, each type of actuator using special valve. Rotating controller of electric valve and ball valve, plug valve and butterfly valve are used together, these valves can turn a quarter from open to closed circle or more. Rotating electric valve controller used in the electric power industry, power switch gears and packaging applications. Linear controller of electric valve and gate valve, ball valve, diaphragm valve, clamping and Angle valves are used together, slide valve is open or close the valve stem. Linear controller of electric valve is very suitable for strict tolerance within the scope of operation.