配置这种备选件的阀门在执行器顶部安装一个手轮用于手动阀门操作。
Valves with this option have a hand wheel mounted on top of the actuator for manual valve operation.
建议每台罐在手动阀门处有就地读数，以便操作员在排凝时知道罐的液位。
Suggest having local readout at manual valve for each drum so that operator can level in drum when draining.
执行机构经常用于实现紧靠手动阀门无法实现的工艺过程的自动化，准确定时，以及远程操作。
Actuation is often desired for process automation, precision timing, and remote operation not possible with manual valves alone.
气流调节阀：气流调节扭与挡风板均为高密度PP材质，用304不锈钢方棒连接，手动调节外部阀门旋钮，控制气流量。
Damper: both gas flow regulating button and wind board are high grade PP material, connected with 304 stainless steel bar, manually adjust the outside valve knob, control air flow.
如果要订购旋转手动执行器，需要从下列选型表中选择适当的执行器代码并将其加在阀门基本型号上。
To order rotary manual actuators, add the appropriate code from the sizing table to the basic order code.
检查阀门各部位是否有松动现象，对阀门进行手动开启、关闭一个周期是否有异常现象，同时检查阀门的启闭位置是否准确。
Check the valve parts before installation. Open and close the valve by hand for a period check the open-close position of the valve gate.
对大型空调系统而言，采用手动调节阀调节过程复杂，手动调节前端阀门，后端流量会受影响。
Of large air-conditioning system, using the manual control valve regulating the complex process of manually adjusting the front-end valves, back-flow will be affected.
当检测阀门数量较少时，例如大的柴油机，手动直接接触法可以使用。
When testing smaller Numbers of valves, e. g. large diesels, manual testing can be carried out in the direct contact mode.
在安装期间，手动紧固管接螺母用来压紧Chemtrol阀门的表面密封。
Upon installation, a hand-tightened union nut serves to compress the face-seal of a Chemtrol valve.
配合电动执行器可以实现远程阀门流量开度控制，在无电源情况下也可以手动进行操作。
With electric actuator, it's can be controlled through valve flow and also can be operated manually when without power.
开发了与手动操作、单缸操作、双缸操作和两个单缸耦合操作过程相对应的阀门控制方案。
The controlling schemes of the manual operation, the single-cylinder operation, the double-cylinder operation, and two single-cylinder coupling operation were developed respectively.
通过提供完整的闭环控制，它取代手动调节，昂贵的多功能控制阀，针阀门。
By providing integral closed loop control, it replaces manual regulators, costly multiple function control valves, and needle valves.
如果需要的话，排出阀、排泄阀和旁路管道可以配置手动或遥控执行机构阀门。
Bleed, drain and by-pass piping can be furnished with manual or remote actuated valves, as required.
手操机构：自动控制在不正常情况下可以手动操作阀门的启闭。
HART institutions: automatic control under normal circumstances you can not manually open and close the valve.
手动泵用于系统调试和特殊工况下的阀门启闭。
Manual pumps USES in under the system debugging and the special operating mode valve opens shuts.
这种一体式阀盖和提升杆使得检测人员只需轻轻扳起测试杆即可人工手动开启阀门进行测试。
The single unit cap and lifting lever permit manual valve opening (testing) with low required force on the lever.
阀门可手动操作，或者通过一个手柄，手柄或踏板。
Valves may be operated manually, either by a handle, lever or pedal.
蜗杆传动，手动气动切换方便。安装地执行装置与阀门之间。
Worm transmission, convenient to switch from manual to pneumatic mode, it is installed between operation organ and valve.
在电源供应中断时，也可以通过手动来操作阀门启闭，从而紧急控制了介质的流向，也避免了事故的发生。
When power is cut off , it also can be operated by manual to control the flow of media an avoid accidents .
一旦安装完毕，手动旋紧的管接螺母就紧压着Chemtrol阀门的密封面。
Upon installation, a hand-tightened union nut serves to compress the face-seal of a Chemtrol valve.
假设出于某种原因，转喷器未能关闭，则可以通过下一根管子来手动关闭阀门。
If, for any reason, the diverter does not close, a tube can be dropped downhole to physically close the valve.
在小型水泥粉磨站中，风机通常采用人工手动进行控制，即手动调节风机阀门开度来调节球磨机的需风量，此种控制方式造成了电能被大量的损耗。
The fan was usually controlled by hand in the small cement grinding station; the required air of the bill was regulated by adjusting the fan opening value, which wasted a mount of electric energy.
介绍一种针对工企业应用中电磁阀门开启度大小，而设计的具有手动与自动两种控制方式的，内嵌式数控恒流源电路。
This paper presents imbedding the Digital control-Constant current, it enable applied at control of electromagnetic switch, and Double modes-control was designed in it.
在电源供应中断时，也可以通过手动来操作阀门启闭，从而紧急控制了介质的流向，也避免了事故的发生。
When power cut off, you can also manually operate the valve opening and closing to control media flowing, also to avoid accidents.
本发明公开一种用于输送液体的手动泵阀管，它是由一个手动波纹管或套筒活塞泵，分别同一个流量控制阀门组合为一体。
It is an integral entity which is made up of a manual corrugated pipe or sleeve piston pump and a flow controlling valve. It is suitable for liquid suction, pressing and siphoning.
手动对各个气动阀门操作，查看阀门的转动是否灵 活，到位。
Operate each pneumatic valve manually, it is flexible that the ones that look over the valve are rotated, put in place.
阀门的驱动方式可以根据实际使用工况选用气动、电动、液动、手动、电液动、气液动等。
Driving model is according to actual working condition and can be pneumatic, electric-hydraulic, ect.
阀门的驱动方式可以根据实际使用工况选用气动、电动、液动、手动、电液动、气液动等。
Driving model is according to actual working condition and can be pneumatic, electric-hydraulic, ect.
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