圖片:
引用
引用第4樓wtx4627于2010-06-15 10:13發(fā)表的 :
溫控值更新時采用的是M8000,感覺應(yīng)該用M8001才對
M8000 PLC RUN時,Always ON
M8001 [PLC RUN 時,OFF] [PLC STOP時,ON]
看時序圖
程式?jīng)]有錯,D280及D281是否有重複.
Writes the set values.
While the PLC is running, the set values can be
changed using D280 and D281.