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class="container clearfix tcPro"><section class="home-main container clearfix"><div id="jhipwne" class="twoCol"><div id="ujqn3ac" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_dgdq/">電工電氣</a>?<a href="http://www.cdcfah.com/cp/second-dgdq_gydqew/">高壓電器</a>?<a href="http://www.cdcfah.com/cp/third-gydqew_gykggek/">高壓開(kāi)關(guān)柜</a>?巴中壓力變送器報(bào)價(jià) 客戶至上成都皖川科技供應(yīng)</p><div id="dvmyprn" class="leftbox clearfix"><h1>巴中壓力變送器報(bào)價(jià) 客戶至上成都皖川科技供應(yīng)</h1><div id="wfce82n" class="proBig"><div id="emoghja" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/cdwckj/637107273171464844/8208221.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="iqmjaby" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/cdwckj/637107273171464844/8208221.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ktf2uq7" 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>巴中壓力變送器報(bào)價(jià),壓力變送器</p><p><span>***更新：</span>2020-07-13 21:19:14</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="r8taryk" 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(wàn)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="uykht78" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="ajbd7b8" class="box"><p><p style="text-indent:25px">壓力變送器的主要作用把壓力信號(hào)傳到電子設(shè)備，進(jìn)而在計(jì)算機(jī)顯示壓力其原理大致是：將水壓這種壓力的力學(xué)信號(hào)轉(zhuǎn)變成電流（4-20mA）這樣的電子信號(hào)壓力和電壓或電流大小成線性關(guān)系，巴中壓力變送器報(bào)價(jià)，一般是正比關(guān)系。所以，變送器輸出的電壓或電流隨壓力增大而增大由此得出一個(gè)壓力和電壓或電流的關(guān)系式壓力變送器的被測(cè)介質(zhì)的兩種壓力通入高、低兩壓力室，巴中壓力變送器報(bào)價(jià)，低壓室壓力采用大氣壓或真空，巴中壓力變送器報(bào)價(jià)，作用在δ元（即敏感元件）的兩側(cè)隔離膜片上，通過(guò)隔離片和元件內(nèi)的填充液傳送到測(cè)量膜片兩側(cè)。巴中壓力變送器報(bào)價(jià)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="巴中壓力變送器報(bào)價(jià),壓力變送器" src="http://tyunfile.71360.com/UploadFile/cdwckj/637107273171464844/8208221.jpg"></div><p> <p> 壓力變送器的發(fā)展大體經(jīng)歷了四個(gè)階段： </p> <p> (1)早期壓力變送器采用大位移式工作原理，如**浮子式差壓計(jì)及膜盒式差壓變送器，這些變送器精度低且笨重。 </p> <p> (2)20世紀(jì)50年代有了精度稍高的力平衡式差壓變送器，但反饋力小，結(jié)構(gòu)復(fù)雜，可靠性、穩(wěn)定性和抗振性均較差。 </p> <p> (3)20世紀(jì)70年代中期，隨著新工藝、新材料、新技術(shù)的出現(xiàn)，尤其是電子技術(shù)的迅猛發(fā)展，出現(xiàn)體積小巧，結(jié)構(gòu)簡(jiǎn)單的位移式變送器。 </p> <p> (4)20世紀(jì)90年代科學(xué)技術(shù)迅猛發(fā)展，變送器測(cè)量精度提高而且逐漸向智能化發(fā)展，數(shù)字信號(hào)傳輸更有利于數(shù)據(jù)采集，出現(xiàn)了擴(kuò)散硅壓阻式變送器、電容式變送器、差動(dòng)電感式變送器和陶瓷電容式變送器等不同類(lèi)型。 </p> </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> 巴中壓力變送器報(bào)價(jià)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="巴中壓力變送器報(bào)價(jià),壓力變送器" src="http://tyunfile.71360.com/UploadFile/cdwckj/637107282658583984/7367381.jpg"></div><p> <p> 工作原理 </p> <p> BY 2088壓力變送器選用進(jìn)口壓力芯片，敏感元件采用擴(kuò)散或離子注入等工藝形成電阻并連接成惠斯通電橋，用微機(jī)械加工技術(shù)在電橋下形成壓力敏感膜片。當(dāng)壓力作用在膜片上時(shí)，電阻值發(fā)生變化并且產(chǎn)生一個(gè)與作用壓力成正比的線性化輸出信號(hào)。我們?cè)诨菟雇姌蛏霞由现绷麟娫?，就?huì)產(chǎn)生一個(gè)直流電壓信號(hào)的輸出。經(jīng)過(guò)二次轉(zhuǎn)換線路，實(shí)現(xiàn)兩線制4～20mA輸出。 </p> </p> <p> <p> 功能特點(diǎn) </p> <p> ◆穩(wěn)定性好，滿度、零位長(zhǎng)期穩(wěn)定性可達(dá)0.2%FS/年。在補(bǔ)償溫度0～70℃范圍內(nèi)，溫度飄移低于0.2%FS，在整個(gè)允許工作溫度范圍內(nèi)低于0.5%FS。 </p> <p> ◆具有反向保護(hù)、限流保護(hù)電路，在安裝時(shí)正負(fù)極接反不會(huì)損壞變送器，異常時(shí)，變送器會(huì)自動(dòng)限流在35mA以內(nèi)。 </p> <p> ◆固態(tài)結(jié)構(gòu)，無(wú)可動(dòng)部件，高可靠性，使用壽命長(zhǎng) </p> <p> ◆從風(fēng)壓到氣、水、油、蒸汽都可以進(jìn)行高精度的測(cè)量，不受被測(cè)介質(zhì)質(zhì)量大小的影響。 </p> <p> ◆安裝方便、結(jié)構(gòu)簡(jiǎn)單、經(jīng)濟(jì)耐用。 </p> </p><p> 選擇恰當(dāng)?shù)奈恢茫寒?dāng)壓力傳感器的安裝位置太靠近生產(chǎn)線的上游時(shí)，未熔融的物料可能會(huì)磨損傳感器的頂部；如果傳感器被安裝在太靠后的位置，在傳感器和螺桿行程之間可能會(huì)產(chǎn)生熔融物料的停滯區(qū)，熔料在那里有可能產(chǎn)生降解，壓力信號(hào)也可能傳遞失真；如果傳感器過(guò)于深入機(jī)筒，螺桿有可能在旋轉(zhuǎn)過(guò)程中觸碰到傳感器的頂部而造成其損壞。一般來(lái)說(shuō)，傳感器可以位于濾網(wǎng)前面的機(jī)筒上、熔體泵的前后或者模具中。 </p> <p> 仔細(xì)清潔；在使用鋼絲刷或者特殊化合物對(duì)擠出機(jī)機(jī)筒進(jìn)行清潔前，應(yīng)該將所有的傳感器都拆卸下來(lái)。因?yàn)檫@兩種清潔方式都可能會(huì)造成傳感器的震動(dòng)膜受損。當(dāng)機(jī)筒被加熱時(shí)，也應(yīng)該將傳感器拆卸下來(lái)并使用不會(huì)產(chǎn)生磨損的軟布來(lái)擦拭其頂部，同時(shí)傳感器的孔洞也需要用清潔的鉆孔機(jī)和導(dǎo)套清理干凈。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="巴中壓力變送器報(bào)價(jià),壓力變送器" src="http://tyunfile.71360.com/UploadFile/cdwckj/637107282595380859/705330.jpg"></div><p> 正確使用 </p> <p> 壓力傳感器使用過(guò)程應(yīng)注意考慮下列情況： </p> <p> 1、防止變送器與腐蝕性或過(guò)熱的介質(zhì)接觸； </p> <p> 2、防止渣滓在導(dǎo)管內(nèi)沉積； </p> <p> 3、測(cè)量液體壓力時(shí)，取壓口應(yīng)開(kāi)在流程管道側(cè)面，以避免沉淀積渣； </p> <p> 4、測(cè)量氣體壓力時(shí)，取壓口應(yīng)開(kāi)在流程管道頂端，并且變送器也應(yīng)安裝在流程管道上部，以便積累的液體容易注入流程管道中； </p> <p> 5、導(dǎo)壓管應(yīng)安裝在溫度波動(dòng)小的地方； </p> <p> 6、測(cè)量蒸汽或其它高溫介質(zhì)時(shí)，需接加緩沖管（盤(pán)管）等冷凝器，不應(yīng)使變送器的工作溫度超過(guò)極限； </p> <p> 7、冬季發(fā)生冰凍時(shí)，安裝在室外的變送器必需采取防凍措施，避免引壓口內(nèi)的液體因結(jié)冰體積膨脹，導(dǎo)至傳感器損壞； </p> <p> 8、測(cè)量液體壓力時(shí)，變送器的安裝位置應(yīng)避免液體的沖擊（水錘現(xiàn)象），以免傳感器過(guò)壓損壞； </p> <p> 9、接線時(shí)，將電纜穿過(guò)防水接頭（附件）或繞性管并擰緊密封螺帽，以防雨水等通過(guò)電纜滲漏進(jìn)變送器殼體內(nèi)。巴中壓力變送器報(bào)價(jià)</p><p style="text-indent:25px">巴中壓力變送器報(bào)價(jià)</p><p style="text-indent:25px">儀器儀表行業(yè)已經(jīng)連續(xù)多年保持了經(jīng)濟(jì)高位運(yùn)行的態(tài)勢(shì)。即使當(dāng)全球受金融風(fēng)暴的影響，各個(gè)行業(yè)經(jīng)濟(jì)東圃有所放緩，但從全景發(fā)展情況看來(lái)，儀表行業(yè)的增長(zhǎng)速度并沒(méi)有放緩。在計(jì)算機(jī)和互聯(lián)網(wǎng)的急速發(fā)展到整個(gè)世界的背景下，儀器儀表也開(kāi)始向網(wǎng)絡(luò)化突進(jìn)，結(jié)合***的科技設(shè)備，通過(guò)廣域網(wǎng)和局域網(wǎng)直接控制儀器儀表，對(duì)公司的管理，經(jīng)營(yíng)一體化，應(yīng)用模式的分析等各大方面產(chǎn)生影響。有限責(zé)任公司（自然）企業(yè)通過(guò)網(wǎng)絡(luò)這個(gè)平臺(tái)與客戶直接的交流，突破了世界和空間的限制，**遠(yuǎn)程操控對(duì)儀器儀表進(jìn)行維護(hù)和分析。高科技的產(chǎn)品也隨之而來(lái)。工業(yè)領(lǐng)域轉(zhuǎn)型升級(jí)、提升發(fā)展質(zhì)量等有利于儀器儀表行業(yè)的發(fā)展；**安全、社會(huì)安全、產(chǎn)業(yè)和信息安全等需要自主、[ "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)" ]裝備，成為全社會(huì)共識(shí)；我們必須承認(rèn)，在**科學(xué)儀器上，我們跟先進(jìn)國(guó)家比，還有很大的差距。這個(gè)差距，就是我們提升的空間。合**、大學(xué)和企業(yè)之力，中國(guó)的貿(mào)易型必將在不遠(yuǎn)的將來(lái)，在相關(guān)領(lǐng)域的基礎(chǔ)研究和**光學(xué)部件研發(fā)上取得突破，產(chǎn)品進(jìn)入世界中**水平，企業(yè)得到臺(tái)階式上升，迎頭趕上，與全球**企業(yè)并駕齊驅(qū)。巴中壓力變送器報(bào)價(jià)</p><p style="text-indent:25px">成都皖川科技有限公司成立于2011-12-30，是一家貿(mào)易型的公司。公司業(yè)務(wù)涵蓋[ "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，價(jià)格合理，品質(zhì)有保證。公司注重以質(zhì)量為中心，以服務(wù)為理念，秉持誠(chéng)信為本的理念，打造儀器儀表質(zhì)量品牌。公司憑借深厚技術(shù)支持，年?duì)I業(yè)額度達(dá)到50-100萬(wàn)元，并與多家行業(yè)**公司建立了緊密的合作關(guān)系。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/588348.html</p></div></div></div></div></div><div id="azqcjiz" class="page-right twoColRt"><div id="3zgiasz" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="2q2ajar" 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(qiáng) 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(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="3eykmdu" class="recomPic likePro"><a 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