6FX1124-OBA03
6FX1124-OBA03
詢(xún)價(jià)QQ;1093230189
我們有大量庫(kù)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(mén)子力士樂(lè)等進(jìn)口模塊卡件,歡迎詢(xún)價(jià),目前隨時(shí)可以配貨。
系統(tǒng)配置 [align=center] 汽車(chē)總裝線的系統(tǒng)配置如圖所示[/align] 3.系統(tǒng)功能 本總裝線電控系統(tǒng)總體上采用“集中監(jiān)管,分散控制”的模式,整個(gè)系統(tǒng)分三層,即信息層、控制層和設(shè)備層。 信息層由安裝在中央控制室的操作員站和工程師站構(gòu)成,操作站的主要作用是向現(xiàn)場(chǎng)的設(shè)備及執(zhí)行機(jī)構(gòu)發(fā)送控制指令,并對(duì)現(xiàn)場(chǎng)的生產(chǎn)數(shù)據(jù)、運(yùn)行狀況和故障信息等進(jìn)行收集監(jiān)控;工程師站的主要作用是制定生產(chǎn)計(jì)劃、管理生產(chǎn)信息。它們的連接采用通用的Ethernet,并通過(guò)安裝在MELSECNET/10網(wǎng)主站PLC上的Ethernet模塊實(shí)現(xiàn)與設(shè)備控制層各PLC間的數(shù)據(jù)交換。在必要的時(shí)候,可以通過(guò)工程師站與管理層的計(jì)算機(jī)網(wǎng)絡(luò)進(jìn)行連接,使得管理者可以在辦公室對(duì)所需要的信息進(jìn)行查閱。 控制層采用三菱的MELSECNET/10網(wǎng),將總裝線各工段上(除前橋和后橋分裝工段外)的8套Q2ASPLC相連接實(shí)現(xiàn)數(shù)據(jù)共享。它具有傳輸速度高(10Mbps)、編程簡(jiǎn)單(無(wú)需專(zhuān)用網(wǎng)絡(luò)指令)、可靠性高、維護(hù)方便、信息容量大等特點(diǎn)。車(chē)身儲(chǔ)存工段采用一臺(tái)三菱A975GOT人機(jī)界面,實(shí)現(xiàn)對(duì)該工段現(xiàn)場(chǎng)信息的高速響應(yīng)。 設(shè)備層采用四套CC-Link,分別掛在車(chē)身儲(chǔ)存工段、底盤(pán)裝配工段、車(chē)門(mén)分裝儲(chǔ)存工段和內(nèi)飾工段的PLC上。CC-Link現(xiàn)場(chǎng)總線具有傳輸速度高(最高10Mbps)、傳輸距離長(zhǎng)(1200m)、設(shè)定簡(jiǎn)單、可靠性高、維護(hù)方便、成本低等特點(diǎn)。它通過(guò)雙絞線將現(xiàn)場(chǎng)的傳感器、泵、閥、ID讀寫(xiě)器、變頻器及遠(yuǎn)程I/O等設(shè)備連接起來(lái),實(shí)現(xiàn)了分散控制集中管理。這樣變頻器的參數(shù)、報(bào)警信息等數(shù)據(jù)不但可以方便地由PLC進(jìn)行讀寫(xiě),而且可由上位機(jī)和GOT通過(guò)PLC方便地進(jìn)行監(jiān)控和參數(shù)調(diào)整。使用ID讀寫(xiě)器容易進(jìn)行車(chē)體跟蹤,減少了信息交流量,使生產(chǎn)線結(jié)構(gòu)實(shí)現(xiàn)高度柔性化,并且有效地提高了自動(dòng)化程度,節(jié)省人力資源。
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