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產(chǎn)品簡介
6SN2703-3AA10-0BA1
產(chǎn)品價格:¥1.00元/個
上架日期:2019-09-03
發(fā)貨地:福建 福州市
供應(yīng)數(shù)量:不限
最少起訂:1個
瀏覽量:213
詳細說明
    詳細參數(shù)
    品牌西門子型號SIEMENSPLC模塊
    結(jié)構(gòu)形式模塊式安裝方式現(xiàn)場安裝
    LD指令處理器硬PLC功能輸入輸出
    工作電壓24VDC輸出頻率50,60HZ
    處理速度0.001產(chǎn)品認證UL
    環(huán)境溫度-10,60加工定制
    重量0.5KG產(chǎn)地USA

    6SN2703-3AA10-0BA1現(xiàn)貨 in stock! 歡迎來電咨詢~?。?

    6SN2703-3AA10-0BA1


    且無污染、運行成本低、高效靈活、便于進行電力調(diào)峰等優(yōu)點,成為各國優(yōu)先開發(fā)的首選能源。
      隨著工業(yè)自動化的發(fā)展,傳統(tǒng)水電站的運行模式也亟待升級改造:從有人值守、少人值守,直至無人值守;從水利信息自動化到無人值守水電站,再到連接智能變電站,這將是智慧電力的重要發(fā)展方向。
      四川樂山電力公司旗下的兩個水電站:象鼻嘴電站(裝機容量7000KW)和月兒山電站(裝機容量1500KW),都是混流式水電站(混流即水流是徑向流入水輪機,軸向流出,一般中高高度水頭,即20-700M水頭都用這種類型的水輪機)。
    水電廠計算機監(jiān)控系統(tǒng)目前均按對象設(shè)計,采用分層分布、開放式網(wǎng)絡(luò)系統(tǒng)結(jié)構(gòu),具有典型的三層結(jié)構(gòu):主控層、通信層、現(xiàn)地層。 主控層、通信層(廠級控制單元)一般由集成商提供?,F(xiàn)地層又稱現(xiàn)地控制單元(LCU),具備保護、測量及控制等所有功能,并遵循保護相對獨立和動作可靠性的原則,且不依賴于通訊網(wǎng)絡(luò)和上位機管理層,能獨立完成監(jiān)控和保護的功能,符合部分標(biāo)準要求。象月水電站的現(xiàn)地控制LCU都是由菲尼克斯電氣提供,每個機組LCU應(yīng)用菲尼克斯電氣大型PLC-AXC3050 2套;公用及開關(guān)站LCU采用菲尼克斯電氣中型PLC-AXC1050 1套;輔機(泵站)LCU采用菲尼克斯電氣小型PLC-INLINE131 4套;SOE模塊采用菲尼克斯電氣高速AXLDI32點模塊;現(xiàn)地LCU與主控層均采用MODBUS-TCP通訊協(xié)議。
    象鼻嘴水電站處于山區(qū),施工作業(yè)面小;來水量受季節(jié)變化影響大,工程實施時適逢春季,因此,施工進度要求比較緊急。得益于菲尼克斯電氣產(chǎn)品與技術(shù)的特性,電氣工程技術(shù)人員從了解工藝到協(xié)助集成商編程調(diào)試、與上位聯(lián)調(diào)直至電站并網(wǎng)成功,只用了15天時間,無論是安裝公司還是甲方技術(shù)人員,對菲尼克斯都贊賞有加。
      菲尼克斯電氣的控制系統(tǒng)非常適合集成商在水電站建設(shè)中使用:
      1、菲尼克斯電氣CPU模塊,集成了電源、網(wǎng)口、以及多種網(wǎng)絡(luò)協(xié)議等硬軟件功能,這種一體化的設(shè)計,可以省去很多選型、設(shè)計等麻煩,減少中間環(huán)節(jié),提高設(shè)計與應(yīng)用可靠性;
      2、本項目所使用的三種不同性能的控制器均集成Modbus TCP client/server功能,可十分方便與水電行業(yè)主流的計算機監(jiān)控上位平臺通訊。同時對于機組CPU控制器,比如3050控制器,它可以與多達32個設(shè)備(包括上位與其他設(shè)備)進行Modbus TCP通訊,利于集成方案設(shè)計;
      3、強大的IO擴展功能,可以擴展到63個,因此,對于設(shè)計遺漏造成現(xiàn)場需要增加IO點數(shù),可以輕松解決;
      4、本項目中使用的PC WORX編程開發(fā)環(huán)境,全中文界面,支持IEC61131-3規(guī)范的編程語言,通過SFC(順序功能圖)編程語言形象化的顯示開機、停機等流程狀態(tài),一目了然。另外,PC WORX還提供其他便捷功能,比如:監(jiān)控/調(diào)試接口用于顯示變量狀態(tài)、覆蓋/強制變量或配方;斷點,單步;實時邏輯分析器;程序如修改,修改后可在線下進行安裝等,對于編程調(diào)試人員簡單易學(xué)、直觀方便;
      5、系統(tǒng)IO模塊,均采用直插式聯(lián)結(jié),既可以預(yù)接線,也可以現(xiàn)場快速布線,無需轉(zhuǎn)接端子,輕松、省力、可靠。
      6、IT Powered:支持各種IT技術(shù),實現(xiàn)IT與OT的融合。

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