真空压力表

将文丘里管喷嘴连接到真空压力表。

Connect the venturi nozzle to the vacuum pressure gauge .

将真空压力表的加注软管装到罐的连接处。

Push the filler hose of the vacuum pressure gauge onto the canister connection .

联合抽油的中心驱动站吸压（两用）泵，联合真空压力表

Central jack plant combined suction and force pump

智能真空压力表的技术研究

Research on Intelligent Relative Pressure Instrument

吸压（两用）泵，联合真空压力表

Combined suction and force pump

智能真空压力表能实时监测大气压力值、绝对压力值和相对压力值，同时提供自动报警和网络通信接口，便于工厂自动化管理。

At the same time , it can provide alarm signals and communication interfaces . It is suitable for automatic management in the factory .

如果泵上装有真空表或压力表，要关闭其与泵相连接的旋塞再启动电动机，待转速正常后再打开；

First close the plug of a vacuum or pressure meter , if so mounted on the pump , connected to the pump before starting the motor and then open it when the motor move in the normal speed ;

国际真空科学技术与应用联合会吸压（两用）泵，联合真空压力表

International Union for Vacuum Science , Technique , and Applications ( IUVSTA ) combined suction and force pump