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src="http://tyunfile.71360.com/UploadFile/kytdck/637221030925273437/7219978.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="gvct888" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/kytdck/637221030925273437/7219978.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="8j4df29" 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>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>重慶國產(chǎn)壓力控制器參數(shù),壓力控制器</p><p><span>***更新：</span>2020-08-01 20:12:31</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="3x9mevx" 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(dá)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(jī): </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(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="fzmtnzg" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="ospryf7" class="box"><p><h1> <span style="font-size:16px;">壓力控制器選型規(guī)則（2）</span> </h1> <p> <p> <span style="font-size:16px;">3．根據(jù)被測介質(zhì)</span> </p> <p> <span style="font-size:16px;">按測量介質(zhì)的不同，可分為干燥氣體、氣體液體、強(qiáng)腐蝕性液體、黏稠液體、高溫氣體液體等，根據(jù)不同的介質(zhì)正確選型，有利于延長變送器的使用壽命。</span> </p> <p> <span style="font-size:16px;">4．根據(jù)系統(tǒng)的** 過載</span> </p> <p> <span style="font-size:16px;">系統(tǒng)的比較大過載應(yīng)小于變送器的過載保護(hù)極限，否則會(huì)影響變送器的使用壽命甚至損壞變送器。通常壓力變送器的安全過載壓力為滿量程的2倍，重慶國產(chǎn)壓力控制器參數(shù)。</span> </p> <p> <span style="font-size:16px;">5．根據(jù)需要的準(zhǔn)確度等級</span> </p> <p> <span style="font-size:16px;">變送器的測量誤差按準(zhǔn)確度等級進(jìn)行劃分，不同的準(zhǔn)確度對應(yīng)不同的基本誤差限(以滿量程輸出的百分?jǐn)?shù)表示)，重慶國產(chǎn)壓力控制器參數(shù)。實(shí)際應(yīng)用中，重慶國產(chǎn)壓力控制器參數(shù)，根據(jù)測量誤差的控制要求并本著使用經(jīng)濟(jì)的原則進(jìn)行選擇。</span> </p> <span style="font-size:16px;"></span> 如何挑選合適的壓力控制器。重慶國產(chǎn)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="重慶國產(chǎn)壓力控制器參數(shù),壓力控制器" src="http://tyunfile.71360.com/UploadFile/kytdck/637221030925273437/7219978.jpg"></div><h1> <span style="font-size:16px;">壓力控制器的安裝</span> </h1> <p> <span style="font-size:16px;">1、選用控制器使預(yù)定設(shè)定值位于控制器設(shè)定值調(diào)節(jié)范圍的中間部分。一般為調(diào)節(jié)范圍的20[%]~80[%]。</span> </p> <p> <span style="font-size:16px;">2、控制器要安裝在室外時(shí)，應(yīng)給予足夠的防護(hù)，以免受環(huán)境溫度的劇烈變化，陽光直接輻射，腐蝕性氣體或水的滲入。</span> </p> <p> <span style="font-size:16px;">3、安裝電纜時(shí)，應(yīng)選擇合適的電纜外徑，并將電纜引入處的壓緊的螺母擰緊，以免電纜松動(dòng)，并防止水或灰塵的滲入。</span> </p> <p> <span style="font-size:16px;">4、對于有壓力峰值及脈沖壓力的受控液體介質(zhì)，可在控制器的接口上安裝一個(gè)壓力沖擊阻尼器，以消除不利影響。</span> </p> <p> <span style="font-size:16px;">5、通斷電流不能大于額定值。</span> </p> <p> <span style="font-size:16px;">6、安裝（或拆卸）控制器時(shí)要特別注意：</span> </p> <p> <span style="font-size:16px;">1）安裝（或拆卸）必須用扳手夾持傳感器的平面部份，防止傳感器和開關(guān)殼體發(fā)生相對轉(zhuǎn)動(dòng)。</span> </p> <p> <span style="font-size:16px;">2）當(dāng)傳感器接口為內(nèi)螺紋時(shí)，管道接頭旋入傳感器內(nèi)深度不可超過12mm。</span> 天津精密壓力控制器武漢壓力開關(guān)生產(chǎn)商康宇通達(dá)測控儀表！</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="重慶國產(chǎn)壓力控制器參數(shù),壓力控制器" src="http://tyunfile.71360.com/UploadFile/kytdck/637221033827714843/1616752.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?yàn)槊芊馊σ?guī)格原因(太軟或太厚)，傳感器擰緊時(shí)，密封圈被壓縮到傳感器引壓口里面堵塞傳感器，加壓時(shí)壓力介質(zhì)進(jìn)不去，但是壓力很大時(shí)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(shí)，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(rèn)正常誤差范圍的方法：計(jì)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> </p><h1> <span style="font-size:16px;">液壓壓力變送器特性參數(shù)</span> </h1> <p> <span style="font-size:16px;color:#E53333;"><strong>1.傳感器</strong></span> </p> <p> <span style="font-size:16px;">能感受規(guī)定的被測量并按照一定的規(guī)律轉(zhuǎn)換成可用輸出信號的器件或裝置。通常有敏感元件和轉(zhuǎn)換元件組成。</span> </p> <p> <span style="font-size:16px;"><strong><span style="color:#E53333;">2. 測量范圍</span></strong></span> </p> <p> <span style="font-size:16px;">在允許誤差限內(nèi)被測量值的范圍。</span> </p> <p> <strong><span style="color:#E53333;">3. 量程</span></strong> </p> <p> <span style="font-size:16px;">測量范圍上限值和下限值的代數(shù)差。</span> </p> <p> <span style="font-size:16px;"><strong><span style="color:#E53333;">4. 精確度</span></strong></span> </p> <p> <span style="font-size:16px;">被測量的測量結(jié)果與真值間的一致程度。</span> </p> <p> <span style="font-size:16px;color:#E53333;"><strong>5. 重復(fù)性</strong></span> </p> <p> <span style="font-size:16px;">在所有下述條件下，對同一被測的量進(jìn)行多次連續(xù)測量所得結(jié)果之間的符合程度：</span> </p> <p> <p> <span style="font-size:16px;color:#E53333;"><strong>6. 分辨力</strong></span> </p> <p> <span style="font-size:16px;">傳感器在規(guī)定測量范圍圓可能檢驗(yàn)出的被測量的非常小變化量。</span> </p> <p> <span style="font-size:16px;color:#E53333;"><strong>7. 閾值</strong></span> </p> <p> <span style="font-size:16px;">能使傳感器輸出端產(chǎn)生可測變化量的被測量的非常小變化量。</span> </p> <p> <span style="font-size:16px;color:#E53333;"><strong>8. 零位</strong></span> </p> <p> <span style="font-size:16px;">使輸出的***值為非常小的狀況，例如平衡狀況。</span> </p> <p> <span style="font-size:16px;color:#E53333;"><strong>9. 激勵(lì)</strong></span> </p> <p> <span style="font-size:16px;">為使傳感器正常工作而施加的外部能量(電壓或電流)。</span> </p> <p> <span style="font-size:16px;color:#E53333;"><strong>10. 非常大激勵(lì)</strong></span> </p> <p> <span style="font-size:16px;">在室內(nèi)條件下，能夠施加到傳感器上的激勵(lì)電壓或電流的非常大值。</span> </p> <p> <br /> </p> <p> <br /> </p> <span style="font-size:16px;"></span> 如何調(diào)節(jié)報(bào)警壓力控制器？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="重慶國產(chǎn)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:18px;">機(jī)械式壓力控制器</span> </h1> <p> <span style="font-size:18px;">機(jī)械式壓力控制器是機(jī)械形變導(dǎo)致微動(dòng)開關(guān)動(dòng)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(dāng)系統(tǒng)內(nèi)壓力高于某一個(gè)設(shè)定壓力計(jì)時(shí)，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(dòng)開關(guān)內(nèi)碟片瞬時(shí)發(fā)生移動(dòng)；當(dāng)壓力降至額定的恢復(fù)值時(shí)，碟片瞬時(shí)反向移動(dòng)，開關(guān)自動(dòng)復(fù)位，**終輸出一個(gè)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(jī)械式壓力控制器； </p> <p> 2、電子式壓力控制器。 </p> <br /> </span> 壓力控制器的常用參數(shù)有哪些？哈爾濱數(shù)字顯示壓力控制器廠家</p><p style="text-indent:25px">壓力控制器的使用壽命。重慶國產(chǎn)壓力控制器參數(shù)</p><p> <span style="font-size:18px;"><strong>壓力控制器設(shè)定值為下切換值的調(diào)整方法</strong></span> </p> <p> <span style="font-size:18px;">同樣選用設(shè)定范圍在（0.05～2.5）MPa的控制器，但要求壓力下降至1.8MPa(此值為下切換值）發(fā)出觸點(diǎn)信號。</span> </p> <p> <span style="font-size:18px;">1、松開鎖緊器，將控制器旋入校驗(yàn)臺(tái)的螺紋接口上；打開蓋板，將電纜穿過電纜接口接入端子板，電纜另一頭接上萬用表。</span> </p> <p> <span style="font-size:18px;">2、加壓至1.8MPa,此值可由標(biāo)準(zhǔn)壓力表讀出；逆時(shí)針轉(zhuǎn)動(dòng)設(shè)定值調(diào)節(jié)鏍桿，使設(shè)定值由小變大，直至微動(dòng)開關(guān)在1.8MPa處切換。</span> </p> <p> <span style="font-size:18px;">3、旋動(dòng)鎖緊器，調(diào)節(jié)校驗(yàn)臺(tái)壓力，使其在1.8MPa處上下來回變化，校驗(yàn)壓力下降時(shí)，切換值是否為1.8MPa，此值即為要求設(shè)定的下切換值，此值加上切換差（約0.85MPa)即為上切換值。</span> 重慶國產(chǎn)壓力控制器參數(shù)</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/776976.html</p></div></div></div></div></div><div id="gkwda29" class="page-right twoColRt"><div id="vzbdvcg" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ixelnuw" 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 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