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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 id="jhokb8a" 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="nl7fgxe" 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(guān)鍵詞：</span>銀川2路報警壓力控制器價格,壓力控制器</p><p><span>***更新：</span>2020-10-23 07:07:55</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="t2mvrdp" 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="ajvc7v2" class="page-proshow02"><p class="title">詳細說明</p><div id="xfr2rie" class="box"><p><h1> <span style="font-size:16px;">正確選用儀表類型的參考因素</span> </h1> <p> <span style="font-size:16px;color:#E53333;"><strong> 1、信號傳送距離</strong></span> </p> <p> <span style="font-size:16px;">就地顯示壓力可以選用數(shù)顯式壓力表、液柱式壓力表、浮標式壓力表等；需要遠傳壓力信號或?qū)毫π盘栠M行控制時，可以選擇遠傳壓力表、控制式壓力表、報警式壓力表等。</span> </p> <p> <span style="font-size:16px;"> <strong><span style="color:#E53333;"> 2、測點個數(shù)</span></strong><span style="color:#E53333;"><strong></strong></span></span> </p> <p> <span style="font-size:16px;">需要同時測量多點壓力時可以選擇壓力巡檢儀表。</span> </p> <p> <span style="font-size:16px;"> <strong><span style="color:#E53333;"> 3、量程</span></strong><span style="color:#E53333;"><strong></strong></span></span> </p> <p> <span style="font-size:16px;"> 根據(jù)被測壓力大小選擇合適的壓力表量程。穩(wěn)定壓力，被測壓力應(yīng)落在1/3~2/3量程之間；脈動壓力，**z大壓力應(yīng)不超過滿量程的1/2；高壓，**z大壓力應(yīng)不超過滿量程的3/5。</span> </p> <p> <span style="font-size:16px;"> <strong><span style="color:#E53333;">4、精度</span></strong></span> </p> <p> <span style="font-size:16px;"> 根據(jù)生產(chǎn)過程允許的**z大測量誤差選擇，兼顧經(jīng)濟性、可靠性與耐用性。</span> </p> <p> <span style="font-size:16px;"> <strong><span style="color:#E53333;"> 5、外形尺寸</span></strong><span style="color:#E53333;"><strong></strong></span></span> </p> <p> <span style="font-size:16px;">數(shù)顯壓力表一般選擇表盤直徑為φ60mm、φ80mm、φ100mm；指針儀表表盤直徑一般選為φ150mm，較差照明條件下可增大到φ200~φ250mm。</span> </p> <p> <span style="font-size:16px;color:#E53333;"><strong>6，銀川2路報警壓力控制器價格，銀川2路報警壓力控制器價格、被測介質(zhì)特性</strong></span> </p> <p> <span style="font-size:16px;"> 黏稠，銀川2路報警壓力控制器價格、易結(jié)晶、具有腐蝕性或含固體顆粒的被測介質(zhì)應(yīng)選用平膜壓力表或帶化學(xué)密封裝置的壓力表；蒸汽或高溫介質(zhì)應(yīng)選不銹鋼壓力表或安裝冷凝圈；測特殊化工介質(zhì)要選用**壓力表，如含氨介質(zhì)選氨用壓力表，含硫介質(zhì)選抗硫壓力表等。</span> 壓力控制器需要哪些配件？銀川2路報警壓力控制器價格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="銀川2路報警壓力控制器價格,壓力控制器" src="http://tyunfile.71360.com/UploadFile/kytdck/637221030923759765/5651025.jpg"></div><p> <span style="font-size:16px;">壓力控制器選型規(guī)則（3）</span> </p> <p> <span style="font-size:16px;">6．根據(jù)系統(tǒng)工作溫度范圍</span> </p> <p> <span style="font-size:16px;">測量介質(zhì)溫度應(yīng)處于變送器工作溫度范圍內(nèi)，如超溫使用，將會產(chǎn)生較大的測量誤差并影響變送器的使用壽命；在壓力變送器的生產(chǎn)過程中，會對溫度影響進行測量和補償，以確保其受溫度影響產(chǎn)生的測量誤差處于準確度等級要求的范圍內(nèi)。在溫度較高的場合，可以考慮選擇高溫型壓力變送器或采取安裝冷凝管、散熱器等輔助降溫措施。</span> </p> <p> <span style="font-size:16px;">7．根據(jù)測量介質(zhì)與接觸材質(zhì)的兼容性</span> </p> <p> <span style="font-size:16px;">在某些測量場合，測量介質(zhì)具有腐蝕性，此時需選用與測量介質(zhì)兼容的材料或進行特殊的工藝處理，確保變送器不被損壞。</span> </p> <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> 深圳水用壓力控制器訂制液體壓力控制器的使用注意事項！</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="銀川2路報警壓力控制器價格,壓力控制器" src="http://tyunfile.71360.com/UploadFile/kytdck/637221030927988281/7321267.jpg"></div><p> <span style="font-size:16px;">壓力控制器選型規(guī)則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> <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> <span style="font-size:16px;"></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(yīng)提供相關(guān)信息，以便采取相應(yīng)處理。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> </p><h1> <span style="font-size:18px;">機械式壓力控制器</span> </h1> <p> <span style="font-size:18px;">機械式壓力控制器是機械形變導(dǎo)致微動開關(guān)動作，在制冷系統(tǒng)中主要用作高低壓壓力控制器。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>工作原理：</strong></span> </p> <p> <span style="font-size:18px;">當系統(tǒng)內(nèi)壓力高于某一個設(shè)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(dǎo)桿推動開關(guān)內(nèi)碟片瞬時發(fā)生移動；當壓力降至額定的恢復(fù)值時，碟片瞬時反向移動，開關(guān)自動復(fù)位，**終輸出一個開關(guān)量的電信號。</span> </p> <p> <span style="font-size:18px;"> <p> <strong><span style="color:#E53333;">根據(jù)工作原理壓力控制器</span></strong><strong><span style="color:#E53333;">分為兩大類：</span></strong> </p> <p> 1、機械式壓力控制器； </p> <p> 2、電子式壓力控制器。 </p> <br /> </span> 壓力控制器定制公司怎么選？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="銀川2路報警壓力控制器價格,壓力控制器" src="http://tyunfile.71360.com/UploadFile/kytdck/637221030927275390/8275397.jpg"></div><h1> <span style="font-size:18px;">變送器常見故障及排除2</span> </h1> <p> <span style="font-size:18px;">4.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> </p> <p> <span style="font-size:18px;">檢查傳感器器密封圈，一般是因為密封圈規(guī)格原因(太軟或太厚)，傳感器擰緊時，密封圈被壓縮到傳感器引壓口里面堵塞傳感器，加壓時壓力介質(zhì)進不去，但是壓力很大時突然沖開密封圈，壓力傳感器受到壓力而變化，而壓力再次降低時，密封圈又回位堵住引壓口，殘存的壓力釋放不出，。</span> </p> <p> <span style="font-size:18px;color:#E53333;"><strong>5.變送器誤差</strong></span> </p> <p> <span style="font-size:18px;">確認正常誤差范圍的方法：計算出壓力表的誤差值例如：壓力表量程30bar，精度1.5%，**小刻度為0.2bar正常的誤差為：30bar*1.5%+0.2*0.5(視覺誤差)=0.55bar壓力變送器的誤差值。</span> 壓力控制器的售后維護有哪些？深圳水用壓力控制器訂制</p><p style="text-indent:25px">什么情況需要更換壓力控制器。銀川2路報警壓力控制器價格</p><h1> <span style="font-size:16px;">壓力控制器工作原理</span> </h1> <p> <span style="font-size:16px;">控制器產(chǎn)品在制造生產(chǎn)時每種產(chǎn)品都有其特定的工作壓力范圍（量程），在此范圍內(nèi)客戶可預(yù)先設(shè)定好需要開關(guān)工作的壓力值，此值也稱壓力開關(guān)的設(shè)定點。在接入系統(tǒng)后，當被測介質(zhì)的壓力大于（小于）設(shè)定點時傳感器產(chǎn)生階越信號，觸發(fā)控制器內(nèi)部的微動開關(guān)，使系統(tǒng)回路打開（閉合）?？刂破魍ǔＥ渲靡粋€SPDT型微動開關(guān)，每一個SPDT開關(guān)均可設(shè)定為常閉或常開狀態(tài)，設(shè)為常開狀態(tài)時，當微動開關(guān)動作則使系統(tǒng)回路閉合。常閉狀態(tài)是使系統(tǒng)回路斷開。</span> 銀川2路報警壓力控制器價格</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1671843.html</p></div></div></div></div></div><div id="xokfgsj" class="page-right twoColRt"><div id="thy83cl" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="p8ulcij" 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(yīng)" class="vcenter" 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