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class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jszhck/637312837291513672/3172930.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="gvkbyp2" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jszhck/637312837291513672/3172930.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="w7bqheq" class="content"><p><span>需求數量：</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>產品關鍵詞：</span>湖南長頸噴嘴流量計哪家比較便宜,流量計</p><p><span>***更新：</span>2020-09-07 10:12:51</p><p><span id="click" >瀏覽次數：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="tyakvmj" 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="au7fzq2" class="page-proshow02"><p class="title">詳細說明</p><div id="jgv3egn" class="box"><p><p> 為了智能電磁流量計能夠很好地正常使用，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，應注意以下幾點： </p> <p> 1，湖南長頸噴嘴流量計哪家比較便宜、傳感器，湖南長頸噴嘴流量計哪家比較便宜、轉換器的接地在現(xiàn)場，去二次儀表的屏蔽層在控制室一側接地，切勿多端接地，以免因電位不同而引入干擾，湖南長頸噴嘴流量計哪家比較便宜。 </p> <p> 2、傳感器安裝在金屬管道上，可將傳感器的接地導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是一個**的接地點，不可以共用其他電氣設備的接地。 </p> <p> 3、傳感器的測量管、外殼、屏蔽線、轉換器及二次儀表都要接地。 </p> <p> 4、傳感器、轉換器應單獨接地，不要連在電動機、工藝管道上，接地電阻應小于10歐姆。電磁流量計內的測量電極處于一個直流或交流電場內；湖南長頸噴嘴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="湖南長頸噴嘴流量計哪家比較便宜,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637312837291513672/3172930.png"></div><p> 智能電磁流量計是60年代興起的一種流量儀表，因為它是根據傳統(tǒng)的物理電磁感應原理制成的，擁有著非常獨特的特點，所以被的應用到生產的各個領域，它的工作原理非常的簡單，如果發(fā)生故障，維修起來也非常的方便，適合所有的工廠使用。 </p> <p> 1、連續(xù)浸水防護等級IP68型：給排水、污水處理安裝地大多為地下管線的害井內，雨水、地下滲水常使流量計浸于水中，或冬季結露，降低接線端子和線圈的絕緣強度，影響產品性能并縮短流量計使用壽命。 </p> <p> 2、潛水型：用于明渠流量測量，替代傳統(tǒng)堪板式流量計。 </p> <p> 3、防爆型：使用于在具有可性氣體環(huán)境條件下，如化工、煤礦、油田使用。 </p> <p> 4、衛(wèi)生型：容易拆卸沖洗消毒，可快速安裝，適用于食品、醫(yī)藥部門使用。 </p> <p> 5、高壓型：對于石油化工的鉆井循環(huán)泥漿、固井水泥漿、采油工藝的高壓注水等。 </p> <p> 6、一般型：適用于除上所述的，一般的用途。湖南長頸噴嘴流量計哪家比較便宜智能電磁流量計是一種流量儀表，因為它是根據傳統(tǒng)的物理電磁感應原理制成的，擁有著非常獨特的特點；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖南長頸噴嘴流量計哪家比較便宜,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637312837371396484/5220548.png"></div><p> 關于超聲波流量計固定式和便攜式有什么不同 </p> <p> （1）合適使用的場合不一樣 </p> <p> 固定式超聲波流量計用于安裝在某一固定方位，對某一特定管道內流體的流量進行長時間不間斷的計量；便攜式超聲波流量計具有很大的機動性，首要用于對不一樣管道的流體流量作臨時性丈量。 </p> <p> （2）供電方法不一樣 </p> <p> 固定式超聲波流量計要求長時間接連運轉，所以要運用220V交流電源，便攜式超聲波流量計既能夠運用現(xiàn)場的交流電源，也備有內置充電電池，能夠接連作業(yè)5～10h［小時］，方便了不一樣場合臨時性流量丈量的需要。 </p> <p> （3）有些功用不一樣 </p> <p> 因定式超聲波流量計，通常都有4-20mA信號輸出等功用，供遠傳顯現(xiàn)運用，但其內部只能存貯一條管道的參數；便攜式超聲波流量計**為了現(xiàn)場檢查當時流量和短時間內的累計流量，故一般無輸出信號功用，但為了方便丈量不一樣管道流量，它具有豐厚的儲存功用，能夠一起存貯數十條不一樣管道的參數，供隨時調出運用。 </p> <p> <br /> </p><p> 超聲波流量計也是比較常見的流量計，它的安裝在所有流量計的安裝中是簡單便捷的，只要選擇一個合適的測量點，把測量點處的管道參數輸入到流量計中，然后把探頭固定在管道上即可。 <span style="font-size:12px;"> </span> </p> <p> 安裝要點 </p> <p> 1、選擇充滿流體的材質均勻質密、易于超聲波傳輸的管段，如垂直管段或水平管段。 </p> <p> 2、安裝距離應選擇上游大于10倍直管徑、下游大于5倍直管徑以內無任何閥門、彎頭、變徑等均勻的直管段，安裝點應充分遠離閥門、泵、高壓電和變頻器等干擾源。 </p> <p> 3、避免安裝在管道系統(tǒng)的比較高點或帶有自由出口的豎直管道上。 </p> <p> 4、對于開口或半滿管的管道，流量計應安裝在U型管段處。 </p> <p> 渦街流量計智能電磁流量計在進行測量時不會受到，流體的粘度和密度的影響；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖南長頸噴嘴流量計哪家比較便宜,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637312837299316406/1784112.png"></div><p> 渦街流量計是在流體中安放一根非流線型游渦發(fā)生體,流體在發(fā)生體兩側交替地分離釋放出兩串規(guī)則地交錯排列的游渦的儀表。當通流截面一定時，流速與導容積流量成正比。因此，測量振蕩頻率即可測得流量．渦街流量計按頻率檢出方式可分為:應力式、應變式、電容式、熱敏式、振動體式、光電式及超聲式等。這種流量計是 70 年發(fā)和發(fā)展起來的．由于它兼有無轉動部件和脈沖數字輸出的優(yōu)點，很有發(fā)展前途。 </p> <p> 優(yōu)點： </p> <p> <span style="font-size:12px;">（1）渦街流量計無可動部件，測量元件結構簡單，性能可靠，使用壽命長。</span> </p> <p> <span style="font-size:12px;">（2）渦街流量計測量范圍寬。量程比一般能達到 1：10。</span> </p> <p> <span style="font-size:12px;">（3）渦街流量計的體積流量不受被測流體的溫度、壓力、密度或粘度等熱工參數的影響。一般不需單獨標定。它可以測量液體、氣體或蒸汽的流量。</span> </p> <p> （4）它造成的壓力損失小。 </p> <p> <span style="font-size:12px;">（5）準確度較高，重復性為 0.5％，且維護量小。</span> 電磁流量計應用領域,大口徑儀表較多應用于給排水工程；四川熱式氣體質量流量計廠家直供</p><p style="text-indent:25px">電磁流量計的安裝與調試比其它流量計復雜，且要求更嚴格。湖南長頸噴嘴流量計哪家比較便宜</p><p> 流量計指示被測流量和(或)在選定的時間間隔內流體總量的儀表，也是測量液體、氣體流量必不可少的儀表，大家平時想必也都見過許多不同類型的流量計。正確的安裝方式對流量計來說十分重要。 </p> <p> 流量測量的發(fā)展可追溯到古代的水利工程和城市供水系統(tǒng)。古羅馬凱撒時代已采用孔板測量居民的飲用水水量。公元**00年左右古埃及用堰法測量尼羅河的流量。我國的都江堰水利工程應用寶瓶口的水位觀測水量大小等等。17世紀托里拆利奠定差壓式流量計的理論基礎，這是流量測量的里程碑。自那以后，18、19世紀流量測量的許多類型儀表的雛形開始形成，如堰、示蹤法、皮托管、文丘里管、容積、渦輪及靶式流量計等。湖南長頸噴嘴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，是一家貿易型公司。江蘇中徽測控儀表致力于為客戶提供良好的雷達料位計，雷達液位計，物位計，水位計，一切以用戶需求為中心，深受廣大客戶的歡迎。公司將不斷增強企業(yè)重點競爭力，努力學習行業(yè)知識，遵守行業(yè)規(guī)范，植根于儀器儀表行業(yè)的發(fā)展。江蘇中徽測控儀表秉承“客戶為尊、服務為榮、創(chuàng)意為先、技術為實”的經營理念，全力打造公司的重點競爭力。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1191427.html</p></div></div></div></div></div><div id="aurqn8m" class="page-right twoColRt"><div id="8xkc7ip" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="v3f7zb8" class="recomPic likePro"><a href="http://www.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" class="vcenter" 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