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庶吉士
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樓主  發(fā)表于: 2020-04-26 16:47
圖片：
老師們小弟現在自學(xué)一些電氣知識，這兩天有兩個(gè)問(wèn)題不太明白：
1.伺服定位模塊。為什么有的伺服控制器直接跟PLC連接，或者伺服控制器直接跟運動(dòng)控制卡連接。有的伺服跟PLC中間還要加個(gè)定位模塊呢？
2.PLC接線(xiàn)問(wèn)題。我之前看到的別人的圖紙。按鈕開(kāi)關(guān)跟PLC連接是：0V----按鈕-----PLC，前兩天在論壇里看到一個(gè)小伙伴發(fā)的別的培訓機構的圖紙，卻是24V+ ----按鈕------PLC
這兩種都能嗎還是根據PLC廠(chǎng)家型號不同來(lái)相應接？
庶吉士
級別: 正式會(huì )員
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發(fā)帖數量: 10 個(gè)
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在線(xiàn)時(shí)間: 35(小時(shí))
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1樓  發(fā)表于: 2020-04-27 11:34
感謝感謝

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