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bet2004
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樓主  發(fā)表于: 2008-10-29 19:00
在S7-300PLC環(huán)境下，共享數據塊DB1中的數據DB1.DBD6初始數據為零，PLC運行過(guò)程中數據變?yōu)?000，請問(wèn)：PLC忽然停電、再上電，DB1.DBD6中的數據仍然是1000嗎？
[ 此帖被bet2004在2008-10-29 21:42重新編輯 ]
sjm213
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