1785-L40E產(chǎn)品描述:
1785-L40E
如何給硫化機編程 (1)確認(rèn)硫化機正常運行的整個過程必須做那些動作,以及它們之間的相互關(guān)系。 (2)確定行程開關(guān)、按鈕等作為發(fā)送輸入信號到PC的輸入設(shè)備所需的輸入點數(shù);電磁閥、接觸器等作為接收來自PC輸出信號的輸出設(shè)備所需的輸出點數(shù)。然后給每一個輸入和輸出點指定一個I/0位,同時分配“內(nèi)部繼電器”(IR)或工作位和計時器/計數(shù)器。 (3)根據(jù)輸出設(shè)備之間的相互關(guān)系和控制對象必須動作的順序(或時間),畫出梯形圖。 (4)如果使用GPC(圖形編程器),F(xiàn)IT(工廠智能終端)或LSS(IBMXTAT編程軟件)就可以直接用梯形圖邏輯編PC程序,但如果使用普通編程器,必須把梯形圖轉(zhuǎn)換為助記符(由地址、指令和數(shù)據(jù)組成)。 (5)利用編程器或GPC檢查程序,并糾正錯誤,然后試運行程序,并觀察硫化機的運行,是否與我們的要求相一致,然后修改程序,直到程序最完善。
【公 司】: 廈門卡庫電氣有限公司
【主 營】: AB、GE、施耐德等各類PLC產(chǎn)品
【價 格】: 電議
【發(fā)布人】: 嚴(yán)小姐
【電 話】: 18030229052
【所在地】: 福建 - 廈門
【坐 機】: 0592-5709823
【Q Q】: 1093230189
硫化機自控系統(tǒng)的常見故障 采用PC機控制的硫化機故障率相當(dāng)?shù)?,故障一般主要發(fā)生在下面幾個方面。 (1)輸入設(shè)備 象行程開關(guān)、按鈕、轉(zhuǎn)換開關(guān)經(jīng)過多次反復(fù)動作后,會產(chǎn)生松動、不復(fù)位等現(xiàn)象,有的甚至?xí)p壞。 (2)輸出設(shè)備 由于環(huán)境潮濕和管路泄漏現(xiàn)象,使電磁閥進(jìn)水,發(fā)生短路,燒壞電磁閥。信號燈也經(jīng)常有燒壞的現(xiàn)象。 (3)PC機 由于輸出設(shè)備多次短路,產(chǎn)生高電流,沖擊PC內(nèi)部的輸出繼電器,而使輸出繼電器觸點熔化而粘連在一起,損壞繼電器。
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