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張平全
為國出力的時(shí)候到了
級別: 家園�？�
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最后登錄: 2025-02-23
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12樓  發(fā)表于: 2012-05-21 12:36
可能是計數器選型問(wèn)題，有的計數器需要選擇正反計數，有的需要選擇AB，有的需要選擇只計正增長(cháng)，不計負減少的，不同的PLC計數模式不一樣
wlx
級別: 略有小成
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最后登錄: 2020-03-08
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13樓  發(fā)表于: 2012-05-24 09:20
有木有高手支個(gè)招啊，謝了。
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