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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="p7xzw3a" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/kytdck/637221030923759765/5651025.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="gxolipm" 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>湖北省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關鍵詞：</span>珠海壓力控制器參數(shù),壓力控制器</p><p><span>***更新：</span>2020-08-02 20:05:20</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="ztqnkwd" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">武漢康宇通達測控儀表有限公司</a></p><p><span>聯(lián)系人：</span>馮先生</p><p><span>郵箱: </span>907088900@qq.com</p><p><span>電話: </span>13307145778</p><p><span>傳真: </span>027_87710582</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>027-87710582</p><p><span>地址: </span>洪山區(qū)珞喻路39號賽博數(shù)碼廣場</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="x8bdkhj" class="page-proshow02"><p class="title">詳細說明</p><div id="banfxjl" class="box"><p><h1> <span style="font-size:16px;">壓力控制器選型規(guī)則</span> </h1> <p> <span style="font-size:16px;">8．根據(jù)壓力接口形式</span> </p> <p> <span style="font-size:16px;">通常以螺紋連接(M20×1．5)為標準接口形式。</span> </p> <p> <br /> </p> <p> <span style="font-size:16px;">9．根據(jù)供電電源和輸出信號</span> </p> <p> <span style="font-size:16px;">壓力控制器通常壓力變送器采用直流電源供電，提供多種輸出信號選擇，包括4～20mA．DC；、0～5V．DC、1～5V．DC、0～10mA．DC等，可以有232或485數(shù)字輸出。</span> </p> <p> <br /> </p> <p> <span style="font-size:16px;">10．根據(jù)現(xiàn)場工作環(huán)境情況及其他</span> </p> <p> <span style="font-size:16px;">是否存在振動及電磁干擾等，選型時應提供相關信息，珠海壓力控制器參數(shù)，以便采取相應處理，珠海壓力控制器參數(shù)，珠海壓力控制器參數(shù)。在選型時，其他如電氣連接方式等也可以根據(jù)具體情況予以考慮。</span> 壓力控制器的故障處理方式。珠海壓力控制器參數(shù)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="珠海壓力控制器參數(shù),壓力控制器" src="http://tyunfile.71360.com/UploadFile/kytdck/637221030923759765/5651025.jpg"></div><h1> <span style="font-size:16px;">壓力控制器</span><span style="font-size:16px;">工作原理</span> </h1> <p> <span style="font-size:16px;">能通過把制冷系統(tǒng)的壓力變換為電信號控制電氣系統(tǒng)的工作。壓力控制器由高、低壓控制兩部分組成的，它們分別與壓縮機高、低壓管相連。當制冷劑進入壓力控制器后，氣壓會使波紋管產(chǎn)生變形，變形的波紋管迫使傳動桿移動，使微動開關接通或斷開。當制冷系統(tǒng)高壓壓力過高時，高壓控制部分的微動開關斷開，切斷壓縮機的供電回路，使壓縮機停機，以避免壓縮機被高壓損壞。當壓縮機吸氣壓力過低時，低壓控制部分的微動開關斷開，切斷壓縮機的供電回路，使壓縮機停機。</span> </p> <p> <span style="font-size:16px;">當系統(tǒng)內(nèi)壓力高于某一個設定壓力計時，不同的壓感元件（彈簧管、膜片、膜盒、波紋管、活塞等）的自由端產(chǎn)生位移，通過鏈接導桿推動開關內(nèi)碟片瞬時發(fā)生移動；當壓力降至額定的恢復值時，碟片瞬時反向移動，開關自動復位，**終輸出一個開關量的電信號。</span> </p> <p> <span style="font-size:16px;">可用于對感壓元件無腐蝕作用的氣體、液體或蒸汽等介質(zhì)IIA、IIB、IIC類CT1~ CT6組性氣體混合物場所實現(xiàn)壓力自動控制?？捎糜谥行曰蚋g性氣體和液體介質(zhì)。設定值范圍可調(diào)，調(diào)節(jié)范圍為0.02～42Mpa．切換差不可調(diào)．壓力控制器包括范圍比較廣品種比較多，有差壓控制器，防爆壓力開關，防爆差壓開關，壓力變送器，差壓變送器，風壓開關，風壓變送器。</span> </p> <p> <br /> 鄭州氣壓壓力控制器安裝要求差壓壓力控制器定制怎么找？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="珠海壓力控制器參數(shù),壓力控制器" src="http://tyunfile.71360.com/UploadFile/kytdck/637221030927812500/5133224.jpg"></div><h1> <span style="font-size:18px;">變送器常見故障及排除1</span> </h1> <p> <span style="font-size:18px;color:#E53333;"><strong>1.壓力上去，變送器輸出上不去</strong></span> </p> <p> <span style="font-size:18px;">加壓變送器輸出不變化，再加壓變送器輸出突然變化，泄壓變送器零位回不去。</span><span style="font-size:18px;">這種情況應檢查壓力接口是否漏氣或者被堵住，在檢查接線方式和電源，如果正常再察看傳感器零位是否有輸出，或者進行簡單加壓看輸出是否變化，有變化證明傳感器沒有損壞，如果無變化傳感器即已經(jīng)損壞。在考慮還可能是儀表損壞，或者整個系統(tǒng)的其他環(huán)節(jié)的問題。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>2.變送器輸出信號不穩(wěn)</strong></span> </p> <p> <span style="font-size:18px;">A.壓力源本身是一個不穩(wěn)定的壓力</span> </p> <p> <span style="font-size:18px;">B.儀表或壓力傳感器抗干擾能力不強</span> </p> <p> <span style="font-size:18px;">C.傳感器接線不牢</span> </p> <p> <span style="font-size:18px;">D.傳感器本身振動很厲害</span> </p> <p> <span style="font-size:18px;">E.傳感器故障</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>3.變送器接電無輸出</strong></span> </p> <p> <span style="font-size:18px;">A接錯線(儀表和傳感器都要檢查)B.導線本身的斷路或短路C.電源無輸出或電源不匹配D.儀表損壞或儀表不匹配E.傳感器損壞</span> </p><p> <span style="font-size:16px;">壓力開關</span><span style="font-size:16px;">操作方法</span> </p> <p> <span style="font-size:16px;">1.設置控制壓力的方法</span> </p> <p> <span style="font-size:16px;">1）短按(ON/OFF)運行鍵，關閉運行指示燈，壓力控制系統(tǒng)關閉。</span> </p> <p> <span style="font-size:16px;">2）設置控制上限/下限短按SET鍵1次，進入下限設置狀態(tài)(對應下限指示燈亮)，通過(▲)(▼)設置數(shù)值,設置下限完成后，短按SET鍵進入上限設置，設置方法同上。</span> </p> <p> <span style="font-size:16px;">3）設置完成后，按SET鍵將設定值自動存入電腦芯片（參數(shù)修改后，5秒鐘內(nèi)無按鍵操作會自動保存當前參數(shù)設置）。</span> </p> <p> <span style="font-size:16px;">4）再次按(ON/OFF)運行鍵(對應運行指示燈亮)，電機開始工作。</span> </p> <p> <span style="font-size:16px;">2.單位切換方法：短按(ON/OFF)運行鍵，關閉運行指示燈，短按增加鍵(▲)可以將單位在MPa、Kg/cm、PSI之間任意切換。設置完成后開啟運行指示燈。</span> </p> <p> <span style="font-size:16px;">3.零位清零功能：短按(ON/OFF)運行鍵，關閉運行指示燈，長按減小鍵(▼)5秒可以將當前壓力值清零,修正零位誤差。設置完成后開啟運行指示燈。(使用此功能時壓力開關不得施加壓力。)</span> 報警壓力控制器多少錢？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="珠海壓力控制器參數(shù),壓力控制器" src="http://tyunfile.71360.com/UploadFile/kytdck/637221030927988281/7321267.jpg"></div><h1> <span style="font-size:16px;">判斷智能壓力變送器故障的方法</span> </h1> <p> <span style="font-size:16px;"> 使用在煉化裝置中的智能壓力變送器，其輸出信號的經(jīng)電纜連接在DCS系統(tǒng)上，操作人員通過DCS系統(tǒng)操作站來監(jiān)控裝置現(xiàn)場壓力。在出現(xiàn)智能壓力變送器故障時，DCS操作站上會顯示測量值偏高、偏低，或出現(xiàn)測量回路IOP（- ）報警。在處理故障時，首先要判斷是現(xiàn)場儀表的故障，還是DCS系統(tǒng)的故障。如果是現(xiàn)場儀表故障，那么就需要針對儀表故障的實際情況進行多角度的分析，并且根據(jù)所使用儀表的特點，采取相應的處理措施進行處理；如果故障檢測結(jié)果顯示是DCS系統(tǒng)的故障，就需要系統(tǒng)維護人員配合處理。</span> 如何挑選合適的壓力控制器。昆明液壓壓力控制器采購</p><p style="text-indent:25px">壓力控制器的售后維護有哪些？珠海壓力控制器參數(shù)</p><h1> <span style="font-size:18px;">壓力開關相關術語</span> </h1> <p> <span style="font-size:18px;color:#E53333;"><strong>精度</strong></span> </p> <p> <span style="font-size:18px;">表示設備精細程度的值，包括線性度、公差、遲滯、重復性等。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>比較大壓力</strong></span> </p> <p> <span style="font-size:18px;">壓力范圍的比較大值。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>滿量程</strong></span> </p> <p> <span style="font-size:18px;">壓力范圍比較大值和**小值的差值。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>接斷差</strong></span> </p> <p> <span style="font-size:18px;">是指開關設定動作值和復位值的差值，例如當設定值為1MPa，實際復位值為0.9MPa時，接斷差為0.1MPa。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>工作溫度</strong></span> </p> <p> <span style="font-size:18px;">是指儀器的內(nèi)部機構(gòu)、敏感元件等工作時不會發(fā)生持續(xù)變形的溫度范圍。一般壓力開關推薦工作溫度范圍為-5~400C，若介質(zhì)溫度過高時，可考慮加附件虹吸管，達到降溫的目的。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>單刀雙擲</strong></span> </p> <p> <span style="font-size:18px;">由一個常開、一個常閉觸點和一個公共端構(gòu)成。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>雙刀雙擲</strong></span> </p> <p> <span style="font-size:18px;">由一個對稱的左、右公共端，兩組常開、常閉端子構(gòu)成。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>上限報警</strong></span> </p> <p> <span style="font-size:18px;">壓力上升到設定值時，接點動作，回路導通。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>下限報警</strong></span> </p> <p> <span style="font-size:18px;">壓力下降到設定值時，接點動作，回路導通。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>耐壓</strong></span> </p> <p> <span style="font-size:18px;">壓力開關保持其正常性能所能承受的比較大壓力。但是當壓力開關用于過壓場合時，敏感元件將會產(chǎn)生持續(xù)形變，這時壓力設定值將變化，壓力開關將不能發(fā)揮其正常性能甚至可能損壞。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>IP(防護等級)</strong></span> </p> <p> <span style="font-size:18px;">是由國際電工協(xié)會(IEC)所起草，關于燈具防塵防潮特性的標準。</span> </p> <p> 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