They may be fitted with signal feedback device and electro pneumatic valve positioner.
可选配反馈信号装置及电气阀门定位器。
In this article, the design scheme of a HART protocol based intelligent electric-pneumatic valve positioner is introduced.
本文介绍了一种基于HART协议的低功能智能型电气阀门定位器的设计方案。
VPR pneumatic valve positioner (the VPR Locator) is Yamatake -Honeywell VFR Cam flexure control valve of the special annex.
定位器（略称VPR定位器）是日本山武——霍尼韦尔公司VFR凸轮挠词调治阀的专用附件。
In this article, the design scheme of an intelligent electric-pneumatic valve positioner adopting the HART protocol is introduced.
本文介绍了一种采用HART协议的智能型电气阀门定位器的设计方案。
The technical innovation of electric-pneumatic transducer and electric-pneumatic valve positioner is close related with the innovation of electric-pneumatic transfer device.
电气阀门转换器、定位器的技术革新与电气转换装置的革新紧密相关。
Original chassis pneumatic valve positioner output section and the position measurement of large radiation-resistant components, usually pneumatic actuator in accordance with the installation.
原机箱中阀门定位器气动输出段和大型耐辐射位置测量部件，将按照通常气动执行机构进行安装。
For the actuators with pneumatic diaphragms or air cylinders the matching flame-proof type electric-gas valve positioner shall be provided together with the valve.
执行机构采用气动薄膜或气缸执行机构的，随阀提供配套隔爆型电？气阀门定位器。
The smart valve positioner is one of the kernel components for pneumatic valves in realizing intelligent control.
智能型阀门定位器是气动调节阀实现智能控制的核心附件之一。
It is used in controlling pneumatic linear (rotary) actuators in order to Orient the positioner of valve exactly.
该方案主要用于控制气动直(角)行程执行器，实现阀门的准确定位。
Air bypass valve with pneumatic actuator and positioner.
带有气动定位和执行机构。
Air inlet throttle valve with pneumatic actuator and positioner.
空气进气节流调节阀：带有气动定位和执行机构。
Pneumatic V-ball valve is a right angle turn structure of the advanced control valve with positioner supporting the use of proportional control can be achieved;
进口气动V型球阀是一种直角回转结构的高级控制阀，它与阀门定位器配套使用，可实现比例调节；
Pneumatic V-ball valve is a right angle turn structure of the advanced control valve with positioner supporting the use of proportional control can be achieved;
进口气动V型球阀是一种直角回转结构的高级控制阀，它与阀门定位器配套使用，可实现比例调节；
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