徐州電磁流量計哪家比較便宜歡迎來電江蘇中徽測控儀表供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="為了智能電磁流量計能夠很好地正常使用，徐州電磁流量計哪家比較便宜，智能電磁流量計傳感器接地一定要安裝好。智能電磁流量計傳感器接地時，應(yīng)注意以下幾點：1、傳感器、轉(zhuǎn)換器的接地在現(xiàn)場，去二次儀表的屏蔽層在控制室一側(cè)接地，切勿多端接地，以免因電位"><meta name="keywords" content="徐州電磁流量計哪家比較便宜,流量計"><link rel="canonical" href="http://m.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta 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href="http://m.cdcfah.com/cp/second-yiqiyibiao_wybez/">物位儀表</a>?<a href="http://m.cdcfah.com/cp/third-wybez_yyb/">液位儀表</a>?徐州電磁流量計哪家比較便宜歡迎來電江蘇中徽測控儀表供應(yīng)</p><div id="e8ntqik" class="leftbox clearfix"><h1>徐州電磁流量計哪家比較便宜歡迎來電江蘇中徽測控儀表供應(yīng)</h1><div id="ujw8sf3" class="proBig"><div id="qumogia" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jszhck/637312837184316406/1921827.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="qvnaxuw" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jszhck/637312837184316406/1921827.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ejqsfmo" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>徐州電磁流量計哪家比較便宜,流量計</p><p><span>***更新：</span>2020-09-01 15:34:35</p><p><span id="click" >瀏覽次數(shù)：8次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="3danfce" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">江蘇中徽測控儀表有限公司</a></p><p><span>聯(lián)系人：</span>姜經(jīng)理</p><p><span>郵箱: </span>jszhck@163.com</p><p><span>電話: </span>13770424300</p><p><span>傳真: </span>0517_86903470</p><p><span>網(wǎng)址: </span>http://www.jszhckyb.com</p><p><span>手機: </span>0517-86900078</p><p><span>地址: </span>江蘇省淮安市金湖縣工業(yè)集中區(qū)A區(qū)3號</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="h83sikm" class="page-proshow02"><p class="title">詳細說明</p><div id="jowyqn3" class="box"><p><p> 為了智能電磁流量計能夠很好地正常使用，徐州電磁流量計哪家比較便宜，智能電磁流量計傳感器接地一定要安裝好。智能電磁流量計傳感器接地時，應(yīng)注意以下幾點： </p> <p> 1、傳感器、轉(zhuǎn)換器的接地在現(xiàn)場，去二次儀表的屏蔽層在控制室一側(cè)接地，切勿多端接地，以免因電位不同而引入干擾。 </p> <p> 2、傳感器安裝在金屬管道上，徐州電磁流量計哪家比較便宜，可將傳感器的接地導(dǎo)線按制造廠的要求連接在管道法蘭上，形成可靠的接地回路儀表的接地點應(yīng)是一個**的接地點，不可以共用其他電氣設(shè)備的接地。 </p> <p> 3，徐州電磁流量計哪家比較便宜、傳感器的測量管、外殼、屏蔽線、轉(zhuǎn)換器及二次儀表都要接地。 </p> <p> 4、傳感器、轉(zhuǎn)換器應(yīng)單獨接地，不要連在電動機、工藝管道上，接地電阻應(yīng)小于10歐姆。引壓管路內(nèi)必須始終保持單相流體狀態(tài)。被測流體是氣體時，引壓管路（包括差壓計的壓力腔）內(nèi)全部是氣相；徐州電磁流量計哪家比較便宜</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="徐州電磁流量計哪家比較便宜,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637312837184316406/1921827.png"></div><p> 超聲波流量計是通過測量流體速度來確定體積流量，對液體應(yīng)該測量它的質(zhì)量流量，儀表測量質(zhì)量流量是通過體積流量乘以人為設(shè)定的密度后得到的，當(dāng)流體溫度變化時，流體密度是變化的，人為設(shè)定密度值，不能保證質(zhì)量流量的準確度。只能在測量流體速度的同時，又測量了流體密度，才能通過運算，得到真實質(zhì)量流量值。 </p> <p> 應(yīng)用概況: </p> <p> 傳播時間法應(yīng)用于清潔、單相液體和氣體。典型應(yīng)用有工廠排放液、:怪液、液化天然氣等;氣體應(yīng)用方面在高壓天然氣領(lǐng)域已有使用良好的經(jīng)驗; </p> <p> 多普勒法適用于異相含量不太高的雙相流體,例如:未處理污水、工廠排放液、臟流程液;通常不適用于非常清潔的液體。福建孔板流量計找哪家在孔板流量計前后若需安裝閥門，比較好選閘閥且在運行中全開；調(diào)節(jié)閥則應(yīng)在下游5DN之后的管路中。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="徐州電磁流量計哪家比較便宜,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637312837199179687/3462499.png"></div><p> 渦街流量計(USF)特點 </p> <p> （1）抗振性能差。外來振動會使渦街流量計產(chǎn)生測量誤差，甚至不能正常工作。通道流體高流速沖擊會使渦街發(fā)生體的懸臂產(chǎn)生附加振動，使測量精度降低。大管徑影響更為明顯。 </p> <p> （2）對測量臟污介質(zhì)適應(yīng)性差。渦街流量計的發(fā)生體極易被介質(zhì)臟污或被污物纏繞，改變幾何體尺寸，對測量精度造成極大影響。 </p> <p> <span style="font-size:12px;">（3）直管段要求高。**指出，渦街流量計直管段一定要保證前 40D 后 **，才能滿足測量要求。</span> </p> <p> <span style="font-size:12px;">（4）耐溫性能差。渦街流量計一般只能測量 300℃以下介質(zhì)的流體流量。</span> </p><p> 孔板流量計安裝對管道的要求： </p> <p> 1．孔板流量計安裝時應(yīng)配有一段測量管,至少保持**DN、后5DN的等徑直管段，以提高測量精度。 </p> <p> 2．在孔板流量計前后若需安裝閥門，比較好選閘閥且在運行中全開；調(diào)節(jié)閥則應(yīng)在下游5DN之后的管路中。 </p> <p> 3．引壓管路的內(nèi)徑與管路長度和介質(zhì)臟污程度有關(guān)，通常在45米以內(nèi)用內(nèi)徑為8-12mm的管子。 </p> <p> 4．測量液體流量時引壓管水平段應(yīng)在同一水平面內(nèi)。若是在垂直管道上安裝節(jié)流件，引壓短管之間相距一定的距離（垂線方向），這對差壓變送器的零點有影響，應(yīng)通過“零點遷移”來校正。 </p> <p> 5．引壓管路應(yīng)有牢固的支架托承，兩根取壓管路應(yīng)盡可能互相靠近并遠離熱源或震動源，測量水蒸汽流量時，應(yīng)用保溫材料一同包扎，必須時（如氣溫0℃以下）加伴熱管防止結(jié)冰。在測量臟污流量時，應(yīng)附設(shè)隔離器或沉降器。 </p> <p> 6．引壓管路內(nèi)必須始終保持單相流體狀態(tài)。被測流體是氣體時，引壓管路（包括差壓計的壓力腔）內(nèi)全部是氣相；被測流體是液體時，引壓管路內(nèi)全部是液相，不能有氣泡。為此應(yīng)在引壓管路的比較低點裝排水閥或在比較高點裝排氣閥，在新裝或檢修差壓變送器時時應(yīng)特別注意。質(zhì)量流量計是根據(jù)測量管振動原理測量的流量儀表；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="徐州電磁流量計哪家比較便宜,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637312838243867187/2569980.png"></div><p> 孔板流量計分類 </p> <p> 1、標準孔板標準孔板是一類規(guī)格多的標準節(jié)流裝置，廣泛應(yīng)用于各種流體特別是氣體流量測量中，孔板的結(jié)構(gòu)因壓力、通徑、取壓方式的不同而不同。 </p> <p> 2、標準孔板按常用取壓方式可分為角接取壓、法蘭取壓、徑距取壓三種類型。 </p> <p> 2、圓缺孔板 </p> <p> 取壓方式：法蘭取壓 </p> <p> 3、偏心孔板 </p> <p> 取壓方式：角接取壓 </p> <p> 偏心孔板和圓缺孔板只適于安裝在水平或傾斜管道上，不能在垂直管道上使用。如被測流體中含有固體顆粒時，開口或缺口應(yīng)置于下方；如液體中有氣體析出時，開口或缺口應(yīng)置于上方；取壓口處在圓缺口或偏心開孔和管道相切點的對面。固定式超聲波流量計要求長時間接連運轉(zhuǎn)，所以要運用220V交流電源；上海電磁流量計廠</p><p style="text-indent:25px">流量計有堰槽式流量計，它是通過測量液位來反映流量。徐州電磁流量計哪家比較便宜</p><p> 孔板流量計安裝要求1、孔板在安裝前應(yīng)檢查節(jié)流裝置編號和尺寸是否符合管道安裝位置的要求。2、新裝管路系統(tǒng)，必須在管道沖洗和掃線后再進行孔板的安裝。3、注意孔板安裝方向“+”號應(yīng)該向著流束。4、孔板中心應(yīng)該和管道中心線相重合，同心度誤差不得超過(1/β-1)的數(shù)值。5、孔板在管道中安裝時應(yīng)保證其端面與管道軸線垂直、垂直度誤差不得超過±1°。6、夾緊孔板用的密封墊片(包括環(huán)室與法蘭、環(huán)室與孔板間)，在夾緊后，不得突入管道內(nèi)壁。7、孔板安裝處必須嚴密，不允許有泄漏現(xiàn)象存在。因此，安裝工作必須在管道試壓前進行。8、導(dǎo)壓管應(yīng)垂直或傾斜敷設(shè)，其傾度不得小于1:12。粘度較高的流體，其傾斜度還應(yīng)增大。當(dāng)差壓訊號傳送距離大于3米時，導(dǎo)壓管應(yīng)分段傾斜，并在各高點和低點分別裝設(shè)集氣器和沉降器。9、為了避免差壓訊號傳送失真，正負導(dǎo)壓管應(yīng)盡量靠近敷設(shè)，嚴寒地區(qū)還應(yīng)采取防凍措施?？刹捎秒姛峄蛘魵獗?，但要防止被測介質(zhì)過熱汽化和在導(dǎo)壓管中產(chǎn)生氣體造成假差壓。10、孔板安裝在垂直主管道上時，取壓口位置，可在取壓裝置的平面上任意選擇?？装灏惭b在水平或傾斜的主管道內(nèi)，取壓口位置如圖四所示。11、導(dǎo)壓管按被測介質(zhì)的性質(zhì)而選擇耐壓、耐腐蝕的材料制造。徐州電磁流量計哪家比較便宜</p><p style="text-indent:25px">江蘇中徽測控儀表有限公司致力于儀器儀表，以科技創(chuàng)新實現(xiàn)***管理的追求。江蘇中徽測控儀表深耕行業(yè)多年，始終以客戶的需求為向?qū)В瑸榭蛻籼峁?**的雷達料位計，雷達液位計，物位計，水位計。江蘇中徽測控儀表繼續(xù)堅定不移地走高質(zhì)量發(fā)展道路，既要實現(xiàn)基本面穩(wěn)定增長，又要聚焦關(guān)鍵領(lǐng)域，實現(xiàn)轉(zhuǎn)型再突破。江蘇中徽測控儀表始終關(guān)注自身，在風(fēng)云變化的時代，對自身的建設(shè)毫不懈怠，高度的專注與執(zhí)著使江蘇中徽測控儀表在行業(yè)的從容而自信。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/1119337.html</p></div></div></div></div></div><div id="esubt8u" class="page-right twoColRt"><div id="smjbifx" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="qvxuryq" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="vfnfxjg" class="recomPic likePro"><a 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