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src="http://tyunfile.71360.com/UploadFile/cdwckj/637107341430957031/1714160.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="bgzpbms" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/cdwckj/637107341430957031/1714160.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="etkqhie" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>四川省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>廣元雷達(dá)液位計(jì)哪家專業(yè),雷達(dá)液位計(jì)</p><p><span>***更新：</span>2020-07-23 17:13:52</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="n4wstek" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">成都皖川科技有限公司</a></p><p><span>聯(lián)系人：</span>朱成生</p><p><span>郵箱: </span>cdwckjgs@sina.com</p><p><span>電話: </span>18755046999</p><p><span>傳真: </span>028_87463776</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>028-87463776</p><p><span>地址: </span>四川省成都市青羊區(qū)青羊萬達(dá)廣場(chǎng)SOHO公寓2-2-1138室</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="cmneawh" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="8w5vrx7" class="box"><p><p> 即使工況比較復(fù)雜的情況下，存在虛假回波，廣元雷達(dá)液位計(jì)哪家專業(yè)，用***的微處理技術(shù)和調(diào)試軟件也可以準(zhǔn)確的分析出物位的回波。 </p> <p> <br /> </p> <p> 輸入 </p> <p> 天線接收反射的微波脈沖并將其傳輸給電子線路，微處理器對(duì)此信號(hào)進(jìn)行處理，識(shí)別出微脈沖在物料表面所產(chǎn)生的回波。正確的回波信號(hào)識(shí)別由智能軟件完成，精度可達(dá)到毫米級(jí)。距離物料表面的距離D與脈沖的時(shí)間行程T成正比： </p> <p> D=C×T/2 </p> <p> 其中C為光速 </p> <p> 因空罐的距離E已知，則物位L為： </p> <p> L=E-D </p> <p> 輸出 </p> <p> 通過輸入空罐高度E（=零點(diǎn)），廣元雷達(dá)液位計(jì)哪家專業(yè)，廣元雷達(dá)液位計(jì)哪家專業(yè)，滿罐高度F（=滿量程）及一些應(yīng)用參數(shù)來設(shè)定，應(yīng)用參數(shù)將自動(dòng)使儀表適應(yīng)測(cè)量環(huán)境。對(duì)應(yīng)于4－20mA輸出。 </p> <p> <br /> 廣元雷達(dá)液位計(jì)哪家專業(yè)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣元雷達(dá)液位計(jì)哪家專業(yè),雷達(dá)液位計(jì)" src="http://tyunfile.71360.com/UploadFile/cdwckj/637107341430957031/1714160.jpg"></div><p> 測(cè)量原理 </p> <p> 雷達(dá)液位計(jì)是依據(jù)時(shí)域反射原理(TDR)為基礎(chǔ)的雷達(dá)液位計(jì)，雷達(dá)液位計(jì)的電磁脈沖以光速沿鋼纜或探棒傳播，當(dāng)遇到被測(cè)介質(zhì)表面時(shí)，雷達(dá)液位計(jì)的部分脈沖被反射形成回波并沿相同路徑返回到脈沖發(fā)射裝置，發(fā)射裝置與被測(cè)介質(zhì)表面的距離同脈沖在其間的傳播時(shí)間成正比，經(jīng)計(jì)算得出液位高度 </p> <p> <br /> </p> <p> 注意事項(xiàng) </p> <p> 1.測(cè)量范圍從波束觸及罐低的那一點(diǎn)開始計(jì)算，但在特殊情況下，若罐底為凹型或錐形，當(dāng)物位低于此點(diǎn)時(shí)無法進(jìn)行測(cè)量。 </p> <p> 2.若介質(zhì)為低介電常數(shù)當(dāng)其處于低液位時(shí)，罐底可見，此時(shí)為保證測(cè)量精度，建議將零點(diǎn)定在低高度為C 的位置。 </p> <p> 3.理論上測(cè)量達(dá)到天線前列的位置是可能的，但是考慮到腐蝕及粘附的影響，測(cè)量范圍的終值應(yīng)距離天線的前列至少100mm。 </p> <p> 4.對(duì)于過溢保護(hù)，可定義一段安全距離附加在盲區(qū)上。 </p> <p> 5.**小測(cè)量范圍與天線有關(guān) </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> 瀘州雷達(dá)液位計(jì)批發(fā)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣元雷達(dá)液位計(jì)哪家專業(yè),雷達(dá)液位計(jì)" src="http://tyunfile.71360.com/UploadFile/cdwckj/637107341366347656/3610976.jpg"></div><p> 可測(cè)量的介質(zhì) </p> <p> 測(cè)量介質(zhì)流速、儀表量程與口徑測(cè)量一般的介質(zhì)時(shí)，雷達(dá)液位計(jì)的滿度 </p> <p> 流量可以在測(cè)量介質(zhì)流速0.5—12m/s范圍內(nèi) 選用，范圍比較寬。選擇儀表規(guī)格(口徑)不一定與工藝管道相同，應(yīng)視測(cè)量流量范圍是否 </p> <p> 在流速范圍內(nèi)確定，即當(dāng)管道流速偏低，不能滿足流量?jī)x表要求時(shí)或者在此流速下測(cè)量準(zhǔn) 確度不能保證時(shí)，需要縮小儀表口徑，從而提 </p> <p> 高管內(nèi)流速，得到滿意測(cè)量結(jié)果。 </p> <p> 輸出 </p> <p> <p> 通過輸入空罐高度E（=零點(diǎn)），滿罐高度F（=滿量程）及一些應(yīng)用參數(shù)來設(shè)定，應(yīng)用參數(shù)將自動(dòng)使儀表適應(yīng)測(cè)量環(huán)境。對(duì)應(yīng)于4－20mA輸出。 </p> </p><p> 雷達(dá)液位計(jì)屬于通用型雷達(dá)液位計(jì)，它基于時(shí)間行程原理的測(cè)量?jī)x表，雷達(dá)波以光速運(yùn)行，運(yùn)行時(shí)間可以通過電子部件被轉(zhuǎn)換成物位信號(hào)。探頭發(fā)出高頻脈沖在空間以光速傳播，當(dāng)脈沖遇到物料表面時(shí)反射回來被儀表內(nèi)的***接收，并將距離信號(hào)轉(zhuǎn)化為物位信號(hào)。 </p> <p> 雷達(dá)液位計(jì)發(fā)射能量很低的極短的微波脈沖通過天線系統(tǒng)發(fā)射并接收。雷達(dá)波以光速運(yùn)行。運(yùn)行時(shí)間可以通過電子部件被轉(zhuǎn)換成物位信號(hào)。一種特殊的時(shí)間延伸方法可以確保極短時(shí)間內(nèi)穩(wěn)定和精確的測(cè)量。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣元雷達(dá)液位計(jì)哪家專業(yè),雷達(dá)液位計(jì)" src="http://tyunfile.71360.com/UploadFile/cdwckj/637107341553369140/8317272.jpg"></div><p> 雷達(dá)液位計(jì)的使用說明 </p> <p> 注意事項(xiàng) </p> <p> 1、測(cè)量范圍從波束觸及罐低的那一點(diǎn)開始計(jì)算，但在特殊情況下，若罐底為凹型或錐形，當(dāng)物位低于此點(diǎn)時(shí)無法進(jìn)行測(cè)量。 </p> <p> 2、若介質(zhì)為低介電常數(shù)當(dāng)其處于低液位時(shí)。罐底可見，此時(shí)為保證測(cè)量精度，建議將零點(diǎn)定在低高度為C 的位置。 </p> <p> 3、理論上測(cè)量達(dá)到天線前列的位置是可能的，但是考慮到腐蝕及粘附的影響，測(cè)量范圍的終值應(yīng)距離天線的前列至少100mm。 </p> <p> 4、對(duì)于過溢保護(hù)，可定義一段安全距離附加在盲區(qū)上。 </p> <p> 5、**小測(cè)量范圍與天線有關(guān)。瀘州雷達(dá)液位計(jì)批發(fā)</p><p style="text-indent:25px">廣元雷達(dá)液位計(jì)哪家專業(yè)</p><p> 優(yōu)勢(shì)及應(yīng)用 </p> <p> 1.雷達(dá)液位計(jì)可以測(cè)量液體、固體介質(zhì)比如：原油、漿料、原煤、粉煤、揮發(fā)性液體等； </p> <p> 2.可以在真空中測(cè)量可以測(cè)量所有介質(zhì)常數(shù)>1.2的介質(zhì)，測(cè)量范圍可達(dá)70m； </p> <p> 3.供電和輸出信號(hào)通過一根兩芯線纜（回路電路）,采用4…20mA輸出或數(shù)字型信號(hào)輸出； </p> <p> 4.非接觸式測(cè)量安裝方便采用極其穩(wěn)定的材料牢固耐用，精確可靠分辨率可達(dá)1mm； </p> <p> 5.不受噪音、蒸汽、粉塵、真空等工況影響； </p> <p> 6.不受介質(zhì)密度和溫度的變化，過程壓力可達(dá)400bar,介質(zhì)溫度可達(dá)-200℃至800℃； </p> <p> 7.安裝方式有多種可以選擇：頂部安裝、側(cè)面安裝、旁通管安裝、導(dǎo)波管安裝； </p> <p> 8.調(diào)試可多種方式選擇：采用編程模塊調(diào)試（相當(dāng)于一個(gè)分析處理儀表）、SOFT軟件調(diào)試、HART手持編程器調(diào)試，調(diào)試起來方便快捷 </p> <p> <br /> 廣元雷達(dá)液位計(jì)哪家專業(yè)</p><p style="text-indent:25px">成都皖川科技有限公司創(chuàng)建于2011-12-30，注冊(cè)資金 100-200萬元，是一家專注研發(fā)、銷售計(jì)算機(jī)軟硬件;計(jì)算機(jī)系統(tǒng)集成;銷售電子產(chǎn)品、儀器儀表、電氣設(shè)備、機(jī)械設(shè)備、閥門、水泵、電線電纜、通訊器材(不含無線廣播電視發(fā)射及衛(wèi)星地面接收設(shè)備)、醫(yī)療器械(***一類)、實(shí)驗(yàn)設(shè)備、化工產(chǎn)品(不含危險(xiǎn)化學(xué)品)、五金交電、照明設(shè)備。的公司。公司目前擁有高技術(shù)人才51~100人人，以不斷增強(qiáng)企業(yè)核心競(jìng)爭(zhēng)力，加快企業(yè)技術(shù)創(chuàng)新，實(shí)現(xiàn)穩(wěn)健生產(chǎn)經(jīng)營(yíng)。公司業(yè)務(wù)范圍主要包括：[ "耐磨熱電偶", "氣體檢測(cè)儀器", "便攜式氣體報(bào)警控制器", "雙金屬溫度計(jì)" ]等。公司奉行顧客至上、質(zhì)量為首、的經(jīng)營(yíng)宗旨，深受客戶好評(píng)。公司力求給客戶提供***質(zhì)量服務(wù)，我們相信誠(chéng)實(shí)正直、開拓進(jìn)取地為公司發(fā)展做正確的事情，將為公司和個(gè)人帶來共同的利益和進(jìn)步。經(jīng)過幾年的發(fā)展，已成為[ "耐磨熱電偶", "氣體檢測(cè)儀器", "便攜式氣體報(bào)警控制器", "雙金屬溫度計(jì)" ]行業(yè)**企業(yè)。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/689054.html</p></div></div></div></div></div><div id="yn83nja" class="page-right twoColRt"><div id="3ir8agc" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="injfvwx" class="recomPic likePro"><a 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