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超級菜青蟲(chóng)
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樓主  發(fā)表于: 2011-12-01 16:20
無(wú)意間手動(dòng)旋轉步進(jìn)電機（未上電時(shí)），結果一個(gè)帶燈24V按鈕亮了。
其間的電路時(shí)經(jīng)過(guò)PLC的。不知道這樣會(huì )不會(huì )損壞PLC（難保操作人員會(huì )沒(méi)事轉轉之類(lèi)的）。
我想問(wèn)的是能不能借鑒 氣閥電源線(xiàn)之間反接個(gè)二極管的 方法保護一下
yuaiwu
wemhoener
級別: 網(wǎng)絡(luò )英雄

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1樓  發(fā)表于: 2011-12-01 16:28
電機是接在驅動(dòng)器上的喲！

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