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class="proBig"><div id="sh3ynfm" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/nanyishiye/637341520072001953/8262680.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="b7uhjgd" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/nanyishiye/637341520072001953/8262680.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="bs2bifr" 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>無(wú)錫數(shù)字壓力變送器廠家電話,壓力變送器</p><p><span>***更新：</span>2021-02-07 09:12:59</p><p><span id="click" >瀏覽次數(shù)：4次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="k7pmj3k" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">南儀測(cè)控技術(shù)(上海)有限公司</a></p><p><span>聯(lián)系人：</span>桂經(jīng)理</p><p><span>郵箱: </span>704766500@qq.com</p><p><span>電話: </span>17802114401</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>https://www.nanicontrol.com</p><p><span>手機(jī): </span>021-61559357</p><p><span>地址: </span>滬閔路1871號(hào)9甲幢4樓407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="3fanfht" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="8u7q7he" class="box"><p><p style="text-indent:25px">壓力變送器安裝注意事項(xiàng)：⑴壓力變送器應(yīng)安裝在易觀察和檢修的地方。⑵安裝地點(diǎn)應(yīng)力求避免振動(dòng)和高溫影響。⑶避免安裝在腐蝕性環(huán)境中。⑷當(dāng)被測(cè)介質(zhì)易冷凝或凍結(jié)時(shí)，無(wú)錫數(shù)字壓力變送器廠家電話，必須加保溫伴熱管線。⑸取壓口到變送器之間應(yīng)裝截止閥，應(yīng)靠近取壓口。⑹壓力變送器的連接處應(yīng)加裝密封墊片和聚四氟膠帶，一般低于80℃及2Mpa時(shí)用石棉紙或鋁片，溫度及壓力（50MPa）更高時(shí)用退火紫銅墊或鉛墊。壓力變送器采用先進(jìn)的專門集成電路數(shù)字技術(shù)，無(wú)錫數(shù)字壓力變送器廠家電話，以實(shí)現(xiàn)較好的精度和信號(hào)的一致性。每臺(tái)變送器均在工廠進(jìn)行環(huán)境溫度特性化補(bǔ)償，從而保證在很寬的工作溫度范圍內(nèi)變送器精度高，無(wú)錫數(shù)字壓力變送器廠家電話，飄移小。壓力變送器信號(hào)不穩(wěn)原因：傳感器接線不牢。無(wú)錫數(shù)字壓力變送器廠家電話</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="無(wú)錫數(shù)字壓力變送器廠家電話,壓力變送器" src="https://tyunfile.71360.com/UploadFile/nanyishiye/637341520072001953/8262680.png"></div><p style="text-indent:25px">壓力變送器出現(xiàn)信號(hào)不穩(wěn)的情況時(shí)是什么原因造成的呢？1.壓力源本身是一個(gè)不穩(wěn)定的壓力；2.儀表或壓力傳感器抗干擾能力不強(qiáng)；3.傳感器接線不牢；4.傳感器本身振動(dòng)很厲害；5.傳感器故障，變送器接電無(wú)輸出；6.接錯(cuò)線(儀表和傳感器都要檢查)；7.導(dǎo)線本身的斷路或短路；8.電源無(wú)輸出或電源不匹配；9.儀表?yè)p壞或儀表不匹配；10.傳感器損壞，變送器與指針式壓力表對(duì)照偏差大。首先，出現(xiàn)偏差是正常的現(xiàn)象。其次，確認(rèn)正常的偏差范圍，確認(rèn)正常誤差范圍的方法：計(jì)算出壓力表的誤差值。南京2088殼體壓力變送器廠家服務(wù)熱線壓力變送器的過載壓力為滿量程的2倍。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="無(wú)錫數(shù)字壓力變送器廠家電話,壓力變送器" src="https://tyunfile.71360.com/UploadFile/nanyishiye/637341520015771484/7465468.png"></div><p style="text-indent:25px">隨著國(guó)內(nèi)工業(yè)自動(dòng)化改造進(jìn)程的逐漸加快,壓力變送器應(yīng)用范圍的不斷拓寬,工業(yè)用戶對(duì)壓力變送器的穩(wěn)定性尤為關(guān)注。產(chǎn)品的質(zhì)量和企業(yè)生產(chǎn)效率對(duì)企業(yè)而言是非常重要的,因而對(duì)檢測(cè)環(huán)節(jié)的壓力變送器的要求也很高。早期光能穩(wěn)定運(yùn)行6～12個(gè)月的壓力變送器已經(jīng)遠(yuǎn)遠(yuǎn)不能達(dá)到客戶的需要,而現(xiàn)在要求變送器必須達(dá)到18個(gè)月以上。而且工業(yè)用戶對(duì)壓力變送器的故障率也提出了嚴(yán)格的要求。在一些重要作業(yè)環(huán)境中,壓力變送器的故障率直接影響著用戶生產(chǎn)的安全性。在現(xiàn)場(chǎng)應(yīng)用中,隨著自動(dòng)化工程項(xiàng)目規(guī)模的逐漸擴(kuò)大,對(duì)壓力變送器現(xiàn)場(chǎng)安裝的難易程度也提出了更高的要求,在保證儀表穩(wěn)定運(yùn)行的前提下,要求儀表的安裝更加便捷。近些年,產(chǎn)品市場(chǎng)競(jìng)爭(zhēng)不斷加劇,對(duì)產(chǎn)品質(zhì)量提出了新的要求,進(jìn)而導(dǎo)致工業(yè)用戶對(duì)壓力檢測(cè)的精度也不斷提高。由原來(lái)的0.25～0.5級(jí),已經(jīng)提升到0.1～0.075級(jí)。隨著工業(yè)網(wǎng)絡(luò)控制和通信的不斷發(fā)展,對(duì)于壓力變送器,除了要保證原有測(cè)量指標(biāo)外,還必須滿足網(wǎng)絡(luò)數(shù)據(jù)通信的要求,因此,壓力變送器中的通信協(xié)議也成為工業(yè)用戶要求的指標(biāo)之一。</p><p style="text-indent:25px">在使用壓力變送器的時(shí)候應(yīng)該避免哪些問題？當(dāng)我們?cè)诮泳€的時(shí)候，是將電纜穿過防水街頭或者是繞性管并擰緊密封螺帽，這樣能夠防止雨水通過電纜進(jìn)入到壓力變送器中，損壞壓力變送器。當(dāng)我們?cè)跍y(cè)量氣體壓力的時(shí)候，壓力變送器的取壓口應(yīng)該在流程管道的頂端，并且變送器也應(yīng)該安裝在流程管道的上部，這樣能夠更好的讓積累的液體注入到流程管道之中。后，如果我們是用壓力變送器測(cè)量液體的壓力的話，壓力變送器的取壓口應(yīng)該開在流程管道的側(cè)面，這樣能夠避免沉淀積渣。并且，壓力變送器在使用電壓的時(shí)候是不能夠使用高于36v的電壓的，否者是會(huì)出現(xiàn)損壞的情況的。壓力變送器信號(hào)不穩(wěn)原因：傳感器故障，變送器接電無(wú)輸出。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="無(wú)錫數(shù)字壓力變送器廠家電話,壓力變送器" src="https://tyunfile.71360.com/UploadFile/nanyishiye/637341519949394531/7757181.png"></div><p style="text-indent:25px">壓力變送器的校驗(yàn)步驟：a.準(zhǔn)備：填寫工作許可證。通知主控室將被校變送器控制狀態(tài)切換至手動(dòng)位置。將壓力傳感器與氣泵連接好。關(guān)閉引壓閥,斷開引壓管；將氣泵與被校變送器連接好,并確保沒有泄漏。將壓力傳感器的引出線與過程校驗(yàn)儀相連。接上HART。記錄該表編號(hào)和位號(hào)和此時(shí)的溫度。b.校驗(yàn)。用HART讀出實(shí)際量程。將排空閥打開，確保測(cè)量室與大氣相通，校零。同時(shí)用HART觀察零點(diǎn)電流是否為4mA,否則，用HART修正。用氣泵分別打至滿量程的25%、50%、75%、，觀察各點(diǎn)是否符合要求，否則，用HART修正并將數(shù)據(jù)紀(jì)錄。用氣泵的微調(diào)孔逐步泄壓，從滿量程下降至75%、50%、25%和0%，觀察各點(diǎn)是否符合要求，否則，用HART修正并將數(shù)據(jù)紀(jì)錄。重復(fù)以上步驟，觀察重現(xiàn)性能是否符合要求。校驗(yàn)完成后將校驗(yàn)線路拆除，并將智能壓力變送器與引壓管重新連接，關(guān)閉排空閥，打開一次閥及引壓閥。通知當(dāng)班操作人員，觀察測(cè)量結(jié)果與校驗(yàn)前測(cè)量值是否一致。作業(yè)結(jié)束，該工作許可證完成并失效。貼上合格標(biāo)簽，標(biāo)簽上應(yīng)注明下次校驗(yàn)日期。壓力變送器不銹鋼全封閉外殼，防水好。寧波齊平膜壓力變送器價(jià)格</p><p style="text-indent:25px">防爆型壓力變送器適用范圍廣等功能外還具備EJA原裝表的所有功能，同時(shí)還增加一些實(shí)用功能。無(wú)錫數(shù)字壓力變送器廠家電話</p><p style="text-indent:25px">壓力變送器近幾年在儀器儀表行業(yè)中需求量在不斷增加，同時(shí)對(duì)產(chǎn)品的精度、穩(wěn)定性和價(jià)格的要求也趨于嚴(yán)格，這就要求企業(yè)要不斷創(chuàng)新與發(fā)展，給予客戶更好的產(chǎn)品用戶體驗(yàn)。產(chǎn)品作為一種精密儀器，在石油石化行業(yè)扮演重要角色。變送器不光可以通過一些常用量換算成預(yù)期需求的電量外，還可以將一些常用量放大。壓力變送器主要工作表現(xiàn)在把石油石化常用受壓信號(hào)傳送到電子器件，通過AD轉(zhuǎn)換，體現(xiàn)在電腦操作上，比如，如以水壓為例，以水壓產(chǎn)生壓力的受壓信號(hào)傳送到電子器件，產(chǎn)生相應(yīng)電流（目前大部分變送器電流為4~20mA），通過相應(yīng)算法公式，變送器轉(zhuǎn)換后的電流也通過壓力產(chǎn)生的受壓信號(hào)的增大而提升。無(wú)錫數(shù)字壓力變送器廠家電話</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/3200822.html</p></div></div></div></div></div><div id="fhebd2d" class="page-right twoColRt"><div id="3ztfwd3" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="3dfxebd" 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" 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