Pneumatic actuators of sanlian pieces?

Pneumatic actuators is one of the valve actuator, has the characteristics of opening and closing speed is quick, safe and reliable. With pneumatic actuators as actuator valve called the pneumatic valve. Pneumatic valves it is widespread application, and in many industries have a pneumatic valve. Are widely used are oil, natural gas, water treatment, food processing, and many other industries. Especially for special occasions, such as oil, natural gas storage warehouse circuit cannot be laid, so cannot deploy electric valve, pneumatic valve at this time will play a bigger role. Common pneumatic actuator has three series, including the GT series, series of ats, AW series, each series has made a lot of models. Different series and types of pneumatic actuators collocation in different models of the body, forming function collocation good pneumatic valves. We often hear collocation of pneumatic valves, pneumatic actuators will ask do you want to sanlian pieces, so what is a pneumatic actuator sanlian pieces? Wenzhou double automatic control valve to tell you that in pneumatic actuators sanlian refers to three parts, solenoid valves, limit switches, filtering pressure reducing valve. These three parts is optional, have their own functions respectively.