缸体执行器
Cylinder Actuators

启闭缸体执行器
On-Off Cylinder Actuators

　　美国DeZurik（德朱瑞克）缸体执行器具有双作用气动或液动缸体执行器，适用于启闭或调节应用场合。气源或液源压力为50或80 psi (340或550 kPa)。订购时，在下列表格的启闭栏中选择适当的订购代码，然后加在阀门订购代码后。如果液源介质不是油，请注明所采用的液源介质名称。
　　DeZurik cylinder actuators are available with double-acting pneumatic or hydraulic cylinders for on/off or positioning services. Supply pressure is 50 or 80 psi (340 or 550 kPa). To order, add the proper code from the on/off column of the table to the valve order code. Specify hydraulic media if other than oil.

调节缸体执行器
Positioning Cylinder Actuators

　　美国DeZurik（德朱瑞克）可以提供气动或电动调节定位器，用于调节节流控制应用场合。定位器安装在上部结构里。
　　DeZurik cylinder actuators are available with pneumatic or electronic positioners for throttling control. Positioners are enclosed and mounted on the superstructure.

执行器选型表
Actuator Sizing
50 psi (340 kPa)气源
50 psi (340 kPa) Air Supply