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hejian96
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樓主  發(fā)表于: 2011-03-10 08:50
請教各位：
  1、電流型的真空度傳感器接入EM235具體該這么接？手冊上說(shuō)的不清楚，到底需要24V外加電源嗎？RA、A+  A-  與傳感器的2跟線(xiàn)到底該怎么連接？需要外加24V電源？  
2、  真空度傳感器（電流型），接入EM235后，常態(tài)下，顯示的數字是多少呢？
感謝大家~~~~~~
yzzjg
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1樓  發(fā)表于: 2011-04-17 10:22
真空表有4 根線(xiàn)，兩根接在24VDC電源上，另兩根線(xiàn)分別接在EM235的A+和A-上，明白了嗎

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