HFD63F250產(chǎn)品描述:
HFD63F250
聯(lián)系人:嚴小姐
手機:18030229052
電話:0592-5709823
傳真:0592-5709828
Q Q :1093230189
我們有大量庫存和高品質(zhì),停產(chǎn)控制系統(tǒng)部件ABB Advant OCS,ABBMOD 300,ABB Procontic,ABB Procontrol,H&B Contronic,Moore APACSand QUADLOG Moore Panel Controllers,RosemountRS-3備品 備件卡件,伺服,品牌包括英維斯 AB ABB GE 施耐德 ??怂共_ 霍尼韋爾 西門子力士樂等進口模塊卡件,歡迎詢價,目前隨時可以配貨。
這種按按鈕來控制電氣設(shè)備,是通過控制PLC的中間存儲器來實現(xiàn)的,而其顏色的顯示則是通過監(jiān)視PLC相應(yīng)輸出信號的狀態(tài)實現(xiàn)的。如左圖示,在按下二級高壓泵按鈕時,彈出一個窗口Bit Switch Setting ,可以看到Operation Bit Address ,顯示的是M 105中間存儲器地址,它即是表四中列出的M 105,二級高壓泵手動輸入控制按鈕。Bit Invert 是指控制位可以通過觸摸的方式來實現(xiàn)置位和復位雙重控制。 我們編寫好的GP畫面和程序最后需要的就是通過專用電纜GPW-CB02,通過PC上的串口和GP上的TOOL口,用RS232C通訊方式下載到GP上,這樣GP的程序就算完成了。當然,我們可以通過使用仿真的方式,來查看畫面的切換及程序的運行是否正確,為現(xiàn)場調(diào)試減少工作量。
PLC FBe-28MC 程序的編寫 FATEK FB系列PLC 之一FBe-28MC PLC 程序的編寫可以用對應(yīng)的FP-07程序書寫器來編寫。但我們選用了用PC ( Personal Computer )來進行編寫。FATEK FB系列PLC的專用編程軟件為 WinProladder Version 1.06 (English) (持 Windows 98 \ Me \ 2000 \ XP操作系統(tǒng)),該軟件在購買FB系列PLC時,可以從公司獲得。(本文附件中包括了凈水系統(tǒng)的PLC程序)。 該軟件操作簡單,采用梯形圖(LED)編程方式。學習過電氣工廠控制,具備一定的編程經(jīng)驗的技術(shù)員都能很快掌握。同時,我們也可以參考《永宏可編程序控制器FB系列-使用手冊Ⅰ硬件篇&基礎(chǔ)功能篇》,《永宏可編程式控制器FB系列-使用手冊Ⅱ高級功能篇》該軟件編程方便,傳輸下載程序都是很簡單的。值得注意的事項是,我們在對編寫好的梯形圖程序,下載到PLC上的時候,我們需要對通訊參數(shù)進行設(shè)置。如下表所示: 在這里我們舉個例子來進行說明,利用高速計數(shù)器作等長度截斷控制。 工程結(jié)構(gòu):
從系統(tǒng)結(jié)構(gòu)很容易看出,X 2 是一個檢測輸入信號,它是相當于一個運行常閉開關(guān),即當可以檢測到來料的時候,X 2輸入信號存在,整個系統(tǒng)才可以開始工作;當無法檢測到來料的時候,X 2 輸入信號不存在,整個系統(tǒng)停止工作。X 4 是一個啟動開關(guān),開啟系統(tǒng)作用,一旦X 4輸入信號存在,則系統(tǒng)開始自動運行。
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Cutler Hammer Westinghouse 2100 100 Amp Reversing Size 4 Breaker MCC Bucket 100A
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