GT气动执行器，气动执行器，执行器结构特点Structural features
1、紧凑的双活塞齿轮，齿条式结构，啮合精确，传动平稳，输出扭矩稳定。
2、缸体为挤压铝合金，并经硬质阳极氧化处理，表面质地坚硬，耐磨性强。
3、相同规格有双作用式和单作用式（弹簧复位）。
4、活塞和输出轴的活动部位均安装耐磨性材料支承，避免金属件间的直接接触，减少磨损和摩擦。
5、安装、连接尺寸根据ISO5211、DIN3337和VDI/VDE3845进行设计，可与普通气动执行器互换。
6、缸体、端盖、输出轴、弹簧、紧固件等均防腐处理。
7、输出轴的安装连接孔有多种形状（四方孔、扁孔、轴链孔）供选择、
8、有常温型、高温型、低温型。
9、单作用式的弹簧经预压缩后安装、易安装、拆卸、且安全性好。
10、外观美观、重量轻、具有防水性能。

1, the compact dual piston gear, rack structure, precision engagement, smooth transmission, the output torque and stability.
2, the cylinder is extruded aluminum, and by hard anodizing, hard surface texture, abrasion resistance.
3, the same size with double-acting and single acting （spring return）.
4, the activities of the piston and output shaft material bearing wear parts are installed, avoid direct contact between metal parts to reduce wear and friction.
5, installation, connection dimensions according to international ISO5211, DIN3337 and VDI/VDE3845 design, with regular exchange of pneumatic actuators.
6 cylinder, end caps, output shaft, springs, fasteners etc embalmed.
7, the output shaft mounting and connecting holes variety of shapes （square hole, flat hole, shaft chain holes） are available,
8, a normal temperature, high temperature, low temperature.
9, single-acting spring compressed by the pre-installation, easy installation, removal, and safe.
10, beautiful appearance, light weight, water-resistant.

GT气动执行器，气动执行器，执行器技术数据Technical Data

技术数据Technical Data

技术数据Technical Data

零配件表Parts Table

执行器的选用Actuator selection
1、双作用式GTD
    使用双作用式执行器，先确定阀门的扭矩，水蒸气或非润滑的介质增加25%安全值；非润滑的干气戒指增加60%安全值；非润滑气体输送的颗粒粉料介质增加100%安全值；对于清洁、无摩擦的润滑介质增加20%安全值，然后根据气源工作压力，查找双作用式扭矩表，可得到准确的GTD型号，例如：气源压力只有5bar，控制一个需要扭矩400N.m球阀，介质为非润滑的水蒸气，考虑到安全因素，增加25%等于500N.m，首先按表查找气源压力5bar，然后沿该列垂直查找等于或相近的扭矩数据，选591N.m，再沿该行向左查找其型号，选择GTD160型。
2.单作用式（弹簧复位）GTE
    使用单作用式执行器，先确定阀门的扭矩，水蒸气或非润滑的戒指增加25%安全值；非润滑的干气介质增加60%安全值；非润滑气体输送的颗粒粉料介质增加100%安全值；对于清洁、无摩擦的润滑介质增加20%安全值，然后查找单作用式扭矩表，先查的弹簧复位终点，再查气源工作压力终点，气源压力扭矩应该大于弹簧复位扭矩，可等到准确的GTE型号，例如：气源压力只有4bar，控制一个需要扭矩180N.m蝶阀，介质为非润滑的干燥气体，考虑到安全因素，增加60%等于288N.m，首先按表查找弹簧复位终点得到相近扭矩305N.m，然后沿该列行向左查找气源压力4bar的开始扭矩584N.m正好气源压力扭矩大于弹簧复位扭矩，再沿该行向左查找其型号，选择GTE190型。

1, double-acting GTD
Use double-acting actuator, make sure the valve torque, steam or non-lubricated medium security value 25%; non-lubricated dry air rings increased by 60% security value; non-lubricated gas transmission medium to increase the powder particles 100% security value; for clean, non-friction lubricating medium increased by 20% security value, then the gas supply pressure of work, look for double-acting torque table, get accurate GTD model, such as: Air pressure is only 5bar, control a need for torque 400N.m ball, the medium of non-lubricated steam, taking into account safety factors, an increase of 25% is equal to 500N.m, first find the air pressure according to table 5bar, then look along the vertical column is equal or similar torque data, the election 591N.m, and then along the line to the left to find the model, select GTD160 type.
2 single acting （spring return） GTE
Single-acting actuator, make sure the valve torque, steam or non-lubricated ring 25% security value; non-lubricated dry gas media to increase 60% security value; non-lubricated gas transmission medium to increase the powder particles 100% security value; for clean, non-friction lubricating medium increased by 20% security value, and then find the single-acting torque table, first check the end of spring, and then check the end of the working pressure gas source, gas supply pressure should be large torque in the spring torque, can be accurate until the GTE model, such as: Air pressure is only 4bar, a need to control the torque 180N.m butterfly valve, the medium of non-lubricated dry gas, taking into account safety factors, an increase of 60% is equal to 288N . m, first find the spring by the end of the table to be similar torque 305N.m, then along the column line to the left to find the start of gas supply pressure 4bar torque 584N.m just gas source pressure is greater than the spring torque, torque, then along the line to the left to find the model, select GTE190 type.

气动执行器附件的功能及用途Pneumatic actuator attachment functions and uses of
1、双作用气动执行器：控制阀门的开启或关闭。
2、单作用气动执行器：电路、气路切断或有故障时，自动关闭阀门。
3、单电控电磁阀：供电时阀门开启或关闭，断电时阀门关闭或打开。
4、双电控电磁阀：一个线圈通电时阀门开启，另一个线圈通电时阀门关闭，有记忆功能。
5、回讯器：远距离传阀门开或关位置的信号。
6、电气定位器：根据电流信号（4~20mA）的大小对阀门的开启（即介质流量）进行调节控制。
7、电气转换器：将电流信号转换成气压信号，与气动定位器配套使用。
8、气动定位器：根据气压信号（0.02~0.1Mpa）大小来控制阀门的开度，进行调节控制。
9、气动三联件：减压阀、过滤器、油雾器。对气源稳定、清洁及运动部件起润滑作用。
10、手动机构：当电气、气路切断或有故障时，用于操作阀门的启闭。

1, double-acting pneumatic actuators: controlling the valve open or closed.
2, single-acting pneumatic actuators: circuit, cut off the gas or failure, automatically close the valve.
3, single solenoid valve: open or close the supply valve, the valve closes when the power or open.
4, double solenoid valve: a valve open when the coil is energized, the other coil is energized the valve is closed, with memory function.
5, back to the hearing: long-distance transmission valve open or closed position of the signal.
6, electrical locator: According to the current signal （4 ~ 20mA） the size of the valve opening （ie, medium flow） to adjust the control.
7, electrical converter: the current signals into pressure signals, and supporting the use of pneumatic positioner.
8, pneumatic positioner: According to the pressure signal （0.02 ~ 0.1Mpa） to control the size of the valve opening, to adjust control.
9, Pneumatic FRL: valve, filter, lubricator. Of the gas source stable, clean and lubricate moving parts.
10, manual institutions: when the electrical, gas cut off or fails, for the operation of the valve opening and closing.

安装、调试与维护Installation, commissioning and maintenance
1、GT系列气动执行器可与阀门直接连接，也可通过支架和接头与阀门安装连接。
2、安装时必须保证气动执行器的输出轴与阀门轴的同轴度。
3、管接头机导管内部清洁干净，无多余物，粉尘及油污等。
4、电磁阀、电气定位器、电气转换器、气动定位器、回信器等应按相关说明进行安装、调试。
5、气动执行器两端的调节螺钉，可以微量调整阀门的开启角度，调整后必须将螺母销紧。
6、执行器与阀门应同时调试，对阀门加压到额定压力，执行器以气源压力0.4~0.7Mpa对两个进气口切换进气，管擦阀门打开和关闭情况，应转动灵活无停顿，针爬行乱象，  
      并进行多次反复试验。
7、安装电磁阀的气动执行器，调试时应先用手动按钮操作（电磁阀上的红色按钮）调试，然后再通电调试。
8、源应保持干燥、清洁、定期对与执行器相配合使用的空气过滤器进行放水、排污。正常使用情况下每月检查一次，每年检修一次。

1, GT series pneumatic actuators can be directly connected with the valve, brackets and fittings can also be connected with the valve installation.
2, the installation must ensure that the actuator output shaft and the valve shaft concentricity.
3, conduit fittings machine clean inside, no extra material, dust and oil and so on.
4, solenoid valves, electrical locator, electrical converters, pneumatic positioner, reply, etc. should be instructions for installation and commissioning.
5, pneumatic actuators at both ends of the adjustment screw, you can micro-adjust the valve opening angle, the adjusted sales must be nuts tight.
6, actuator and valve should also be commissioning, pressurized to the rated pressure of the valve actuator to supply pressure 0.4 ~ 0.7Mpa on the switch into the two inlet gas pipe valve to open and close the rub, should turn flexible non-stop, needle crawling chaos,
And multiple trial and error.
7, install the solenoid valve pneumatic actuators, debugging should be the first to use the manual button operation （the red button on the solenoid valve） debugging, debugging and then on again.
8, the source should be kept dry, clean, regular and actuators compatible with the air filter for drainage, sewage. Under normal use once a month, once a year overhaul.