进口弹簧薄膜式气动执行器 美国RETZ瑞茨

　　RETZ工业/美国瑞茨，我们一直致力于流体控制领域的持续创新，始于2005……进口弹簧薄膜式气动执行器采用弹簧薄膜技术和可靠的曲柄连杆机械原理，专为回转式阀门的自动化和高精密的阀位控制而研发生产 retz The imported spring diaphragmpneumatic actuator adopts spring diaphragm technology and reliable crankconnecting rod mechanical principles, specifically developed and produced forautomation and high-precision valve position control of rotary valves

　　进口弹簧薄膜式气动执行器 产品应用 Product application

　　CTSD系列弹簧薄膜回转式执行器，即使在的供气压力（1Bar）下，也能通过气、水、基于矿物的液压流体介质来平稳运行。该执行器的工作温度可低至-60℃（-76°F）高达200℃

　　The CTSDSpring-Diaphragm Rotary Actuators are designed to be used with minimal pressurewhen necessary and can be operated by air, water, mineral-based hydraulicfluid.Our housing and cover are constructed with a ductile iron/carbon steel casingthat is coated with a polyester powder coating. Our independent media room isequipped with a Buna-N diaphragm reinforced with polyamine fabric. Theseactuators are designed to work in temperatures as low as -60℃ (-76°F) and as high as 200℃

　　进口弹簧薄膜式气动执行器产品特性 FEATURES

　　1.ISO5211法兰标准 ISO5211 flangestandard

　　弹簧薄膜回转式执行器采用ISO5211国际标准与行业标准相结合的法兰安装尺寸设计，可直接安装在各种类型的阀门顶部 The series offer a combination of differentmounting pads that allow you to directly replace existing Spring-DiaphragmActuator or mount directly to new and existing quarter turn valves.

　　2.Namur标准连接 Namur Standardconnection

　　弹簧薄膜回转式执行器的附件连接尺寸均按Namur标准设计，可与电磁阀、限位开关、等控制附件直接连接 The Spring-Diaphragm Rotary Actuators aredesigned to incorporate namur mounting for solenoids, limit switches andpositioners.

　　3.多样化的驱动轴套（可拆卸和更换） Diversified drive shaftsleeves(Removable&Replaceabe)

　　弹簧薄膜回转式执行器引入可装拆的驱动轴套技术，能与各种类型驱动阀杆（轴头）的阀门直接进行驱动连接 The Spring-Diaphragm Rotary Actuatorsfeature removable drive bushings which allow you to mount our actuators to a numberof different new or existing valve stem configurations in the field forexisting valves or for new valve applications.

　　4.摩擦系数低工作寿命长 Lowfriction coefficient and long service life

　　弹簧薄膜回转式执行器采用含油轴承和聚轴承导向式的隔膜滑行设计技术，有助于降低摩擦系数，确保动作顺畅平稳，延长使用寿命 The Spring-Diaphragm Rotary Actuatorsfeature a rolling diaphragm design with a one piece diaphragm retainer and UMWPolyethylene bearing which helps to obtain longevity of the life cycle andexceptionally smooth actuation due to the low-fric-tion that is produced duringoperation.

　　5.可逆的失气开、关调节 Reversibleloss of gas on and off regulation

　　弹簧薄膜回转式执行器采用连接尺寸的对称设计，确保用户在现场就可以快速方便的实现失气关和失气开的转换 The spring film rotary actuator adopts thesymmetrical design of the connection size to ensure that the user can quicklyand conveniently realize the conversion between air loss off and air loss onsite

　　进口弹簧薄膜式气动执行器 技术参数 technical parameter

　　扭矩范围 Torque range

　　弹簧回复扭矩范围可在17~1850Nm 150~16373in.lbs 之间选择。气动扭矩可达到3500Nm（31009 in.Ibs) Therange of spring return torque can be 17~1850nm 150~16373in Lbs. The maximumpneumatic torque can reach 3500nm (31009 in.lbs)

　　工作压力 working pressure

　　工作压力可在1.0bar~6.2 bar（15 PSI～90 PSI）范围内选择 The working pressure can be selected in therange of 1.0bar~6.2 bar (15 psi ~ 90 psi)

　　工作介质 Working medium

　　工作介质为气、水、基于矿物的液压流体 The working medium is gas, water andmineral based hydraulic fluid

　　行程调节 Stroke adjustment

　　具有双向可调限位装置，可使执行器在全开或全关位置进行<±5°调节 With bi-directional adjustable limitdevice, the actuator can be adjusted < ± 5 ° in the fully open or fully closed position

　　机械锁定 Mechanical locking

　　在弹簧失效时可以被机械锁定 It can be mechanically locked when the spring fails

　　耐腐蚀性 Corrosion resistance

　　外部采用防紫外线的聚酯涂层， 所有紧固件采用不锈钢材质，能在恶劣的环境中提供保护，提高耐腐性和耐久性。我们也有聚四涂层可供选择 The exterior is coated with UV resistantpolyester, and all fasteners are made of stainless steel, which can provideprotection in harsh environments and improve corrosion resistance anddurability. We also have Teflon coating to choose from

　　免润滑油维护 Lubrication free maintenance

　　执行器在出厂前已做润滑处理，机械转动部位采用含油轴承，在使用过程中无需进一步润滑 The actuator has been lubricated beforeleaving the factory, and the rotating part of the machine adopts oil bearing,so no further lubrication is required during use