Control Valve
The control valve is one of the industrial process control instruments widely used in petroleum, chemical, electric power, metallurgical, and other industrial enterprises.
The control valve uses compressed air as a power source, matched with a pneumatic actuator, and by means of electrical valve positioners, converters, solenoid valves, and other accessories to drive the valve to achieve on-off or proportional adjustment and receive industrial automation control systems. The control signal to complete the adjustment of the pipeline medium.