This device can transmit signal and control through the medium of compressed gas, and can adjust testing pressure, flow rate and time according to the automatic controlling requirement.
该装置以压缩空气为介质进行信号传递和控制，并能根据需要调节检漏压力、流量和时间。
Instruments based on the lower limit of two switch-contact device, the pressure to set a signal or when the value of on-off control circuit for the operating system's automatic control or the use.
仪表设上、下限二位开关型接点装置，在压力达到设定值时发出信号或通断控制电路，供作业系统自动控制或发讯用。
Different points of the same type, but the difference between the subsidiary device and the automatic control, the part of the structure of the high pressure foaming machine is the same as the same.
同一类型的不同点，只是其附属的设备与自动化控制的方面的差异，聚氨酯高压发泡机部分结构大体的都是相同的。
An electric shock and various life-saving automatic pressure instrument which mainly comprises an air transmission device and a motor start-stop and positive inversion control circuit;
一种触电及各类生命抢救自动气压仪，主要由空气输送装置以及电机启停及 正反转控制电路组成；
This paper discussed net pressure of water supply, energy consumption and pump performance of different pressure control point in automatic regulation device of constant pressure water supply system.
分析了自动恒压控制给水系统中，不同控制点形式下的管网压力，系统能耗及水泵工况，并得出一些结论。
This paper discussed net pressure of water supply, energy consumption and pump performance of different pressure control point in automatic regulation device of constant pressure water supply system.
分析了自动恒压控制给水系统中，不同控制点形式下的管网压力，系统能耗及水泵工况，并得出一些结论。
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