Control Valve
Control valve is also called regulating valve. In the field of industrial automation process control, it receives output signal by the adjustment control unit and uses power operation to change the final control element of process parameters such as medium flow, pressure, temperature, and liquid level. Generally, control valve includes actuators and valves. According to the characteristics of the travel, the control valve can be divided into linear control valve and angle control valve; according to different operations, it can be classified to: manual control valve, pneumatic control valve, electric control valve, and hydraulic control valve.