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燦森sub
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樓主  發(fā)表于: 2015-06-29 14:37


上述PLC程序實(shí)現上圖時(shí)序，現在總是不定期出現YA來(lái)不及互鎖YB就啟動(dòng)的情況或者YB來(lái)不及互鎖YA就啟動(dòng)的情況，按理論情況應該是重復開(kāi)關(guān)XA，YA和YB交互啟動(dòng)，現在由于互鎖不穩定，不定時(shí)會(huì )出現YA只閃爍一下立刻跳到YB亮。  求大神解答。
fxm1986
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1樓  發(fā)表于: 2015-07-06 12:02
掃描時(shí)間的問(wèn)題，

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