省电子研究所研制的精密偶件降压密封值测试仪,是用压力传感器取代传统压力表头,将压力信号转变为电信号,并将采集的电信号信息通过电子电路数据处理,自动显示出偶件降压密封值,而成为现代电子测量仪器,压力和密封值数字化显示,上限和下限 Provincial Institute of precision instruments developed pressure drop seal value tester, pressure sensor is used to replace the traditional pressure gauge head, the pressure signal into electrical signals, and the collected electrical signal information through the electronic circuit data processing, automatic display Even the pressure relief seal value, and become a modern electronic measuring instruments, pressure and seal digital display, the upper and lower limits