detector check valve meter
探测器止回阀的水表
Series774 XDCDA Double Check Detector Assemblies are designed to prevent the reverse flow of polluted water from entering the potable water supply.
系列747XDCDA双止回阀检测器总成用于防止污水回流进入饮用水系统中。
The bypass line shall consist of a meter, a small diameter double check assembly with test cocks and isolation valves.
旁路管线应该由一个水表，配置测试旋塞和隔离阀的一个小直径双止回阀总成构成。
Application of Test Technology with Packer-valve Water-pressing Assembly in Goaf Backfill Project
止水栓塞封隔-阀式压水器组合检测技术的应用
The user installs a dual check backflow preventer at the water meter as prescribed by the supplier of safe drinking water.
用户要由安全饮用水供应商在水表处安装法定的双止回防回流阀。
Globe pattern stop-check valves can be used in horizontal piperuns with the stem straight up.
截止阀类型的节流止回阀可以用在水平管道上，阀杆垂直向上。
Purpose: To test check valves for tightness in the direction of flow.
目的：检测止回阀在流向上的紧固性。
Check valve applied in descreasing water hammer pressure when the pump stops;
止回阀在减小停泵水锤压力中的应用
Check Valve 1;Check Valve 2;Check Valve 3;Screw-down
止回阀 1;止回阀 2;止回阀 3;旋拧阀
Tilting disc check valves are used to prevent reversal of flow in horizontal or vertical pipe lines.
翻转式阀瓣止回阀适用于防止水平或垂直管路上的流体倒流。
Purpose: To test check valve No. 2 for tightness against reverse flow.
目的：检测止回阀2号对于回流的紧密度。
Test ports shall have internal check valve and be equipped with caps.
测试端口应该内置止回阀并配置阀盖。
Our main products include steel gate valve, globe valve, check valve, ball valves, forged steel flange, pipeline strainer and so on.
主要有：各种材质闸阀、截止阀、止回阀、球阀、法兰及过滤器等。
The 909 Series backflow preventer is designed so that the critical level of the relief valve is positioned below the first check.
909系列防回流阀的设计结构使得安全阀的临界水位位于第一止回阀下方。
Use a pressure reducing regulator or separate control valve to safely discharge gas from cylinders. Use a check valve to prevent reverse flow into the cylinder.
使用减压调整器或单个的控制阀来安全地从钢瓶中排出气体。采用止回阀，防止回流入钢瓶。
A pressure differential relief valve is located in a zone between the check valves.
压差安全阀位于止回阀之间的区内。
Check valve tags are typically mounted on the rim of the cap.
止回阀标签通常安置在阀帽的边缘上。
Provide check valves. Back-pressure protection is needed to prevent damage to the regulator. Gas from a high-pressure system can flow back into the regulator.
提供止回阀。需要回压保护，以防止损坏调整器。来自高压系统的气体可能回流到调整器。