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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="mv2fp6i" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shyouwei/637393252637996595/625671.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ofxsrxs" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>電子數(shù)顯壓力開關(guān)生產(chǎn)廠,電子</p><p><span>***更新：</span>2021-02-01 08:13:03</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="12juav4" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海油威液壓成套設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>楊海</p><p><span>郵箱: </span>69800595@qq.com</p><p><span>電話: </span>15821141338</p><p><span>傳真: </span>021_33656072</p><p><span>網(wǎng)址: </span>http://koto-sh.com.cn</p><p><span>手機(jī): </span>021-33656071</p><p><span>地址: </span>金海公路3265號(hào)18幢7層</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="qwkjpdn" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="gesgb16" class="box"><p><p style="text-indent:25px">在電磁流量傳感器中，測(cè)量管內(nèi)的導(dǎo)電介質(zhì)相當(dāng)于法拉第試驗(yàn)中的導(dǎo)電金屬桿，上下兩端的兩個(gè)電磁線圈產(chǎn)生恒定磁場(chǎng)。當(dāng)有導(dǎo)電介質(zhì)流過時(shí)，則會(huì)產(chǎn)生感應(yīng)電壓。管道內(nèi)部的兩個(gè)電極測(cè)量產(chǎn)生的感應(yīng)電壓。測(cè)量管道通過不導(dǎo)電的內(nèi)襯（橡膠，電子數(shù)顯壓力開關(guān)生產(chǎn)廠，電子數(shù)顯壓力開關(guān)生產(chǎn)廠，特氟隆等）實(shí)現(xiàn)與流體和測(cè)量電極的電磁隔離。水流量傳感器主要由銅閥體、水流轉(zhuǎn)子組件、穩(wěn)流組件和霍爾元件組成。它裝在熱水器的進(jìn)水端用于測(cè)量進(jìn)水流量。當(dāng)水流過轉(zhuǎn)子組件時(shí)，磁性轉(zhuǎn)子轉(zhuǎn)動(dòng)，電子數(shù)顯壓力開關(guān)生產(chǎn)廠，并且轉(zhuǎn)速隨著流量成線性變化?；魻栐敵鱿鄳?yīng)的脈沖信號(hào)反饋給控制器，由控制器判斷水流量的大小，調(diào)節(jié)控制比例閥的電流，從而通過比例閥控制燃?xì)鈿饬?，避免燃?xì)鉄崴髟谑褂眠^程中出現(xiàn)夏暖冬涼的現(xiàn)象。電子插入式流量傳感器工作原理是基于法拉第電磁感應(yīng)定律。選擇電子壓力開關(guān)時(shí)就要注意到量程的選擇和電子壓力開關(guān)的工作環(huán)境。電子數(shù)顯壓力開關(guān)生產(chǎn)廠</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="電子數(shù)顯壓力開關(guān)生產(chǎn)廠,電子" src="https://tyunfile.71360.com/UploadFile/shyouwei/637393252637996595/625671.png"></div><p style="text-indent:25px">電子壓力開關(guān)安裝在管道中的注意事項(xiàng)：1.電子壓力開關(guān)需要在管道中測(cè)量介質(zhì)時(shí)，由于管道中的介質(zhì)都為液體或油性介質(zhì)，所以為了保證密封性能，在進(jìn)行壓力開關(guān)與管道的連接時(shí)，應(yīng)采用輔助工具將螺栓均勻擰緊，避免泄露現(xiàn)象的發(fā)生。2.電子壓力開關(guān)在測(cè)試時(shí)，務(wù)必要保證管道中存在介質(zhì)，不能在管道為空的情況下運(yùn)行壓力開關(guān)。3.對(duì)于液體的介質(zhì)，電子壓力開關(guān)采用垂直安裝的方式。4.電子壓力開關(guān)的安裝位置周圍確保有足夠的空間，以便日后的安裝和維護(hù)；當(dāng)測(cè)量管道兩側(cè)有振動(dòng)源存在時(shí)，要注意在電子壓力開關(guān)的底部安裝固定支架。電子數(shù)顯壓力開關(guān)生產(chǎn)廠電子壓力開關(guān)必須要注意控制器量程的選擇。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="電子數(shù)顯壓力開關(guān)生產(chǎn)廠,電子" src="https://tyunfile.71360.com/UploadFile/shyouwei/637393252961101591/8662460.png"></div><p style="text-indent:25px">電子渦流流量計(jì)的基本結(jié)構(gòu)：量脊由外殼、渦流發(fā)生器和頻率檢測(cè)元件等組成。渦流發(fā)生器的下端沿樅向自由支撐，上端固定在外殼的孔內(nèi)，通過密封圈再用壓板予以固定。在渦流發(fā)生器的內(nèi)部裝有壓電元件，用來通過體內(nèi)的應(yīng)力變化檢測(cè)出渦流的頻率。渦流發(fā)生器與流體接觸部分的截面為梯形，這種形狀能使流速與渦流的頻率具有良好的線性。當(dāng)渦流發(fā)生時(shí)，其內(nèi)部將產(chǎn)生一定的應(yīng)力，這種應(yīng)力經(jīng)壓電元件檢測(cè)后，用電路對(duì)得到的信號(hào)進(jìn)行處理，從而得到跟渦流頻率對(duì)應(yīng)的脈沖頻率，較終以模擬電壓的形式輸出。電子渦流頻率的檢測(cè)方法有許多種，可利用加熱體的冷卻方法來檢測(cè)渦流非生產(chǎn)性器周圍和內(nèi)部流體流動(dòng)的周期變化，也可以通過個(gè)種傳感器檢測(cè)流體振動(dòng)所產(chǎn)生的力的周期變化。</p><p style="text-indent:25px">電子流量開關(guān)的注意事項(xiàng)：電子流量開關(guān)是利用傳播擴(kuò)散特性,在封閉的探頭內(nèi)放置發(fā)熱模塊及感溫模塊,探頭的熱傳溫差值與被測(cè)量介質(zhì)流速密切相關(guān)，當(dāng)管道內(nèi)介質(zhì)以穩(wěn)定的流速流動(dòng)時(shí)，感應(yīng)模塊接收到發(fā)熱模塊感測(cè)的是一個(gè)固定值。當(dāng)流過探頭的流速發(fā)生變化時(shí)，感熱模塊會(huì)傳出隨之變化的溫差信號(hào)，經(jīng)過處理器將對(duì)應(yīng)流速的結(jié)果輸出。主要適用于石油化工、電力、冶金、鋼廠、造紙、食品加工、水處理、電池廠等行業(yè)。液壓兩用型，可用于氣動(dòng)和液壓系統(tǒng)，循環(huán)水、切割液及潤滑油的斷流檢測(cè)，以及泵的空轉(zhuǎn)保護(hù)。電子壓力傳感器在安裝過程中，其螺紋部分就很容易受到磨損。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="電子數(shù)顯壓力開關(guān)生產(chǎn)廠,電子" src="https://tyunfile.71360.com/UploadFile/shyouwei/637393252946277251/5689192.png"></div><p style="text-indent:25px">電子渦街流量傳感器的選擇需要注意什么？電子渦街流量傳感器的選擇需要注意：1.用戶在選取流量傳感器的時(shí)候，應(yīng)該根據(jù)自身的需要選擇合適的傳感器。2.很多用戶對(duì)使用的傳感器的要求程度不一樣，因此所選取的標(biāo)準(zhǔn)也不一樣。如果需要很專業(yè)的數(shù)據(jù)和結(jié)果，就應(yīng)該選取國家標(biāo)準(zhǔn)。但是，如果只是作為企業(yè)中的一種簡單儀器來進(jìn)行大概分析的話，就可以選取企業(yè)標(biāo)準(zhǔn)。如果要選購流量傳感器，大家一定要慎重考慮，而且選擇一些質(zhì)量有保證，比較好用的傳感器。因?yàn)?，很多人以為新的傳感器，它們的技術(shù)就會(huì)越高，這是很片面的想法。新的產(chǎn)品，要具備成熟的技術(shù)才是好的產(chǎn)品。如果電子壓力開關(guān)要檢查各個(gè)接線是否正確，接觸是否良好，保證各接線接觸良好。電子數(shù)顯壓力開關(guān)生產(chǎn)廠</p><p style="text-indent:25px">電子壓力開關(guān)結(jié)合了壓力開關(guān)，壓力變送器和數(shù)字顯示器。電子數(shù)顯壓力開關(guān)生產(chǎn)廠</p><p style="text-indent:25px">電子壓力開關(guān)的常見故障有哪些？1、電子壓力開關(guān)通電無顯示：可以查看插頭接線有無錯(cuò)誤。2、電子壓力開關(guān)加壓無變化：檢測(cè)接通壓力；在加壓力的情況下，按鍵進(jìn)入內(nèi)部查看零點(diǎn)（oooo）AD值。3、按鍵無反應(yīng)：查看按鍵是否因太高頂?shù)矫姘灏粹o上；按下有按鍵的響聲但面板無顯示相關(guān)按鍵操作的顯示，應(yīng)是按鍵損壞；按鍵按下聽不到按鍵響聲，此故障為按鍵太低，可能是按鍵上面的軟膠損壞。4、繼電器不動(dòng)作：查看動(dòng)作點(diǎn)是否設(shè)置對(duì)，回差值有無設(shè)置（一般情況下回差值設(shè)置為0）；聽繼電器有無吸合響聲，如果沒有，應(yīng)該是繼電器壞。5、指示燈不亮：看能否切換到其它單位上面看亮不亮，如果亮則原來單位指示燈已壞。6、壓力值顯示不準(zhǔn)：如果壓力值不準(zhǔn)確，在沒有壓力情況下重新清零一次或在穩(wěn)定壓力情況下，進(jìn)入內(nèi)部設(shè)置參數(shù)把它改成3700左右。7、指示燈亮但數(shù)碼管無顯示：斷電等幾秒然后重新上電即可。8、顯示不正常：若一加壓顯示F—H，應(yīng)該是傳感器壞了，需要返廠維修。電子數(shù)顯壓力開關(guān)生產(chǎn)廠</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3109666.html</p></div></div></div></div></div><div id="hy6ftzu" class="page-right twoColRt"><div id="12wgm1i" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="wq2id66" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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