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6ES5930-7AA31
6ES5930-7AA31
產(chǎn)品價(jià)格:¥1
上架日期:2019-08-24 12:53:23
產(chǎn)地:6ES5930-7AA31
發(fā)貨地:福州
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最少起訂:1個(gè)
瀏覽量:220
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    6ES5930-7AA31現(xiàn)貨 in stock! 歡迎來(lái)電咨詢~??!

    6ES5930-7AA31


    道交通低壓開關(guān)柜、環(huán)控電控柜系統(tǒng), 由環(huán)控電控室及中間風(fēng)井配電房?jī)?nèi)的400V環(huán)控Ⅰ、 Ⅱ級(jí)負(fù)荷進(jìn)線雙電源切換柜及饋出柜、Ⅲ級(jí)負(fù)荷單電源進(jìn)線柜及饋出柜、軟起動(dòng)柜、繼電器柜(J屏)等組成.施耐德電氣自動(dòng)化iMCC解決方案在上海地鐵M7環(huán)控電控 iMCC和上海地鐵 M10 環(huán)控電控iMCC中成功應(yīng)用,本文主要將施耐德電氣自動(dòng)化iMCC解決方案在上海地鐵的應(yīng)用作一總結(jié)。
      網(wǎng)絡(luò)結(jié)構(gòu)
      綜合單元任務(wù)是將環(huán)控室內(nèi)職能裝置通過(guò)現(xiàn)場(chǎng)總線或工業(yè)以太網(wǎng)連接在一起。綜合單元將相關(guān)的信號(hào)上傳至上一級(jí)系統(tǒng)(EMCS),并將上一級(jí)系統(tǒng)(EMCS)的控制命令轉(zhuǎn)發(fā)給環(huán)控室內(nèi)的智能裝置,以完成整個(gè)環(huán)控室的控制和集成,它主要的硬件設(shè)備平臺(tái)-環(huán)控柜綜合管理系統(tǒng)監(jiān)控主機(jī)(PLC-B)和軟件應(yīng)用平臺(tái)組成。
      監(jiān)控主機(jī)是各職能設(shè)備與車站綜合監(jiān)控(EMCS)之間的通訊樞紐,是實(shí)現(xiàn)綜合自動(dòng)化必不可少的設(shè)備,它具有多串口,支持多網(wǎng)絡(luò)、多規(guī)約的要求,具有很好的可擴(kuò)充性和可維護(hù)性。與各個(gè)串口上所連接的智能設(shè)備及各開關(guān)量進(jìn)行通訊,同時(shí)與上一級(jí)綜合監(jiān)控系統(tǒng)進(jìn)行數(shù)據(jù)交換,實(shí)現(xiàn)遙測(cè)、遙信和遙控功能。
      繼電器(J)屏風(fēng)門、風(fēng)閥類設(shè)備控制中使用可編程控制器模塊PLC-A, 主要負(fù)責(zé)對(duì)事故風(fēng)機(jī)組合風(fēng)閥等集中控制,提供柜與綜合監(jiān)控等系統(tǒng)接口端子。PLC-A作為PLC-B同系列的遠(yuǎn)程IO模塊,通過(guò)冗余的雙總線方式與PLC-B連接。即采用遠(yuǎn)程I/O通訊方式,現(xiàn)場(chǎng)執(zhí)行機(jī)構(gòu)、儀器儀表、配電系統(tǒng)等,通過(guò)遠(yuǎn)程I/ O模塊,實(shí)現(xiàn)遠(yuǎn)程控制。
    監(jiān)控主機(jī)(PLC-B)
      綜合管理系統(tǒng)單元采用冗余配置,雙機(jī)熱備系統(tǒng)與Unity Pro 軟件相兼容,并通過(guò)Quantum CPU提供關(guān)鍵過(guò)程應(yīng)用所需要的高度可用性。
      冗余CPU采用 140CPU67160,它采用Pentium II型芯片,主頻266MHz。 Modbus、Modbus Plus、TCP/IP、USB等多種通訊端口和內(nèi)存卡插槽,內(nèi)存卡最多可擴(kuò)展至16M。集成液晶顯示屏幕,用于顯示系統(tǒng)的運(yùn)行、故障、通訊等狀態(tài)信息。支持鑰匙開關(guān)和多種口令保護(hù),保證系統(tǒng)可靠、穩(wěn)定運(yùn)行;
      監(jiān)控主機(jī)選用了雙機(jī)熱備系統(tǒng),即兩個(gè)CPU位于兩個(gè)機(jī)架上, 實(shí)現(xiàn)CPU、電源、通訊模塊、擴(kuò)展電纜全部冗余,它們共享一套I/O?;?100 Mbps 高速光纖鏈路,用光纖連接兩個(gè)熱備控制器工作時(shí)一臺(tái)CPU為主機(jī),另一臺(tái)為熱備機(jī),主備CPU直接通過(guò)光纖連接,如主機(jī)發(fā)生故障或自檢失敗時(shí)可和熱備機(jī)進(jìn)行無(wú)擾切。該切換為硬件切換,非軟件切換,不需編寫額外的切換用戶程序。
      系統(tǒng)結(jié)構(gòu)的中心部分是兩個(gè)Quantum PLC 機(jī)架,即通常意義下的“主機(jī)” 和“備機(jī)”。它們的硬件配置相同( 每個(gè)本地機(jī)架上安裝的模塊必須一致)。每個(gè)機(jī)架配置的核心部件是140 CPU 67160 處理器,專門設(shè)計(jì)用于Unity Pro 軟件下的雙機(jī)熱備架構(gòu)。該處理器是一個(gè)雙槽模塊,同時(shí)包含中央處理單元和一個(gè)冗余協(xié)處理器。
      “主” PLC 執(zhí)行應(yīng)用程序并且控制輸入輸出(I/O)。“備” PLC駐留在后臺(tái),必要的時(shí)候取代“主”PLC?!皞錂C(jī)”和“主機(jī)”之間通過(guò)一個(gè)集成在 CPU 當(dāng)中的高速光纖鏈路(100Mbps)相連接,以確保主備CPU之間數(shù)據(jù)備份的實(shí)時(shí)性。

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    ABB DSQC326, 3HAB2242-1 CPU Board

    ADTECH 402320 + 401400 Board Assembly

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    ACTUS POWER NPSA-103MU-E1BS USPP NPSA103MUE1BS

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