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lihao0827
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樓主  發(fā)表于: 2016-04-15 15:36
想寫(xiě)個(gè)時(shí)間無(wú)限循環(huán)控制的程序  但寫(xiě)到這樣出現雙線(xiàn)圈問(wèn)題 是程序錯誤  還是PLC不會(huì )運行
chenfeng9650
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1樓  發(fā)表于: 2016-04-18 15:45
程序里正常情況不要出現雙線(xiàn)圈，除非在跳轉或其他特殊指令中間，不然程序的運行就會(huì )出現錯誤，導致無(wú)動(dòng)作，你那個(gè)程序中明顯有兩個(gè)Y0的輸出線(xiàn)圈，所以提示你錯誤。

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