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zuiwoguanyu
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樓主  發(fā)表于: 2017-11-29 16:20
我用的是增量式編碼器,現在想從一個(gè)PLC上直接并線(xiàn)到另一個(gè)PLC,經(jīng)過(guò)測試,信號是可以同步過(guò)來(lái),但是長(cháng)時(shí)間使用的情況下,編碼器信號好像會(huì )偶爾出現丟脈沖的情況,造成計數值有偏差,求解
    另外:解釋一下使用的情況,就直接分為“主機”和“分機”比較清楚。編碼器電源直接接到主機上,電源負端與分機的電源負端接一起,信號線(xiàn)A、B直接并線(xiàn)到兩個(gè)PLC上
    問(wèn)題:兩個(gè)PLC的電源正端要不要并在一起,如何才能防止編碼器丟脈沖
wangfuwang
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1樓  發(fā)表于: 2017-12-05 17:53
不能這樣并接 ,應該PLC與PLC通訊上讀起信號。

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