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a348749518
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樓主  發(fā)表于: 2011-12-25 10:36
一、控制要求
Y一△控制程序設計
1.主電路如圖所示。
2.當COS切于1的位置為手動(dòng)操作.
  (1) 電源ON,PL5亮。
  (2) 按PB2時(shí),電動(dòng)機正轉Y型啟動(dòng)[MCl、MC3、PLl動(dòng)作,PL3閃亮(0.5s/ON,0.5s/OFF)],經(jīng)10s后換成△型運轉[MCl、MC4、PLl、PL4動(dòng)作],此時(shí)按PB3無(wú)作用。
  (3) 正轉啟動(dòng)中或運轉中,按PBl時(shí)則電動(dòng)機停止動(dòng)作,PL5亮。
  (4) 按PB3時(shí),電動(dòng)機逆轉Y型啟動(dòng)[MC2、MC3、PL2動(dòng)作,PL3閃亮],經(jīng)10s后換成△型運轉[MC2、MC4、PL2、PL4動(dòng)作],此時(shí)按PB2無(wú)作用。
  (5) 逆轉啟動(dòng)或運轉中,按PBl時(shí),則電動(dòng)機停止動(dòng)作,PL5亮。
3.COS切于2的位置為自動(dòng)操作。
(1) 指示燈PL5閃爍(0.5s/ON,0.5s/OFF)。
(2) 按PB2時(shí)先以正轉Y型啟動(dòng)[MCl、MC3、PLl動(dòng)作,PL3閃亮(0.5 s/ON, 0.5s/OFF)],經(jīng)10s后換成△型運轉[MCl、MC4、PLl動(dòng)作,PL4閃爍(0.5s/ON,0.5s/OFF)],再經(jīng)15s 后停止運轉[PL5閃爍],再經(jīng)10s后換為Y型啟動(dòng)[MC2、 MC3、PL2動(dòng)作,PL3閃爍]再經(jīng)10s后轉為逆轉△型運轉[MC2、MC4、PL2動(dòng)作,PL4閃爍],隔15s停止運轉[PL5閃爍],再隔10s為正轉Y型啟動(dòng),依此循環(huán)不斷,直到按PBl時(shí)才停止動(dòng)作,PL5閃爍。
  (3 )按PB3時(shí)先以反轉Y型啟動(dòng),經(jīng)10s后轉成逆轉△型運轉,再經(jīng)15s后停止運轉PL5閃爍,再隔10s換正轉Y型啟動(dòng),隔10s轉為正轉△型運轉,再隔15s后停止運轉,又隔lOs后為逆轉Y型啟動(dòng)……依此循環(huán)不斷,直到按PBl時(shí)才停止動(dòng)1作,PL5閃爍。










a348749518
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1樓  發(fā)表于: 2011-12-25 10:37
跪求高手, 新建 Microsoft Word 文檔.doc (37 K) 下载次数:92 很著(zhù)急啊,用三菱fx2n系列的plc
dreamflylau
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2樓  發(fā)表于: 2012-02-09 09:58
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