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aabbcc296
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樓主  發(fā)表于: 2011-10-21 16:13
S7300SM331-1KF02-0AB0模塊5個(gè)點(diǎn)都是什么意思？
請教：S7300SM331-1KF02-0AB0模塊5個(gè)點(diǎn)都是什么意思？比如：我看圖上26.27.28.29.30一組，接PT100時(shí)，接28.29.30，  其中28.29出去的2根線(xiàn)在PT100上短接;如接4至20毫安，接到27.30


tim5858
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1樓  發(fā)表于: 2011-10-23 10:31
看看西門(mén)子的模塊手冊就知道

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