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src="https://tyunfile.71360.com/UploadFile/kaierli/637340405640625000/7311995.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="miegx34" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/kaierli/637340405640625000/7311995.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="xlnumdk" 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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>重慶氣動(dòng)信號(hào)反饋器價(jià)格,信號(hào)反饋器</p><p><span>***更新：</span>2020-11-17 11:29:33</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="cbizbxz" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">無錫市凱爾利科技有限公司</a></p><p><span>聯(lián)系人：</span>陳經(jīng)理</p><p><span>郵箱: </span>414323414@qq.com</p><p><span>電話: </span>18118900923</p><p><span>傳真: </span>0510_</p><p><span>網(wǎng)址: </span>http://www.kerly.com.cn</p><p><span>手機(jī): </span>0510-81150880</p><p><span>地址: </span>梅村工業(yè)集中區(qū)錫鴻路48-2號(hào)樓</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="tm7wy8m" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="sceqs8g" class="box"><p><p style="text-indent:25px">閥門信號(hào)反饋器為確保這些功能的實(shí)現(xiàn)以及實(shí)時(shí)準(zhǔn)確的得知現(xiàn)場閥門的工作狀態(tài)，氣動(dòng)切斷閥上普遍安裝了一個(gè)能夠檢測(cè)閥門開關(guān)狀態(tài)的設(shè)備——閥位回饋器。通過閥位回饋能夠把現(xiàn)場氣動(dòng)切斷閥的開關(guān)狀態(tài)，通過其內(nèi)部的機(jī)械電氣部件轉(zhuǎn)換為電信號(hào)，電信號(hào)遠(yuǎn)傳到控制室就可以實(shí)現(xiàn)閥門狀態(tài)的監(jiān)控及各種復(fù)雜的邏輯功能的控制。雖然不同廠家的閥門信號(hào)反饋器結(jié)構(gòu)不盡相同，但工作原理和主要構(gòu)造基本一致，重慶氣動(dòng)信號(hào)反饋器價(jià)格，重慶氣動(dòng)信號(hào)反饋器價(jià)格。按照功能的實(shí)現(xiàn)主要分為四個(gè)部分：機(jī)械連接、就地指示，重慶氣動(dòng)信號(hào)反饋器價(jià)格、電氣轉(zhuǎn)換和接線端子排。閥門信號(hào)反饋器處于50%開度時(shí)，反饋桿應(yīng)處于大致水平位置。重慶氣動(dòng)信號(hào)反饋器價(jià)格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="重慶氣動(dòng)信號(hào)反饋器價(jià)格,信號(hào)反饋器" src="https://tyunfile.71360.com/UploadFile/kaierli/637340405640625000/7311995.png"></div><p style="text-indent:25px">閥門信號(hào)反饋器是一款直行程氣動(dòng)閥門控制單元，主要設(shè)計(jì)于用來閥門過程控制，它與大多數(shù)的PLC(可編程邏輯控制器) 自動(dòng)化系統(tǒng)兼容，帶數(shù)字通訊或總線通訊(AS-I BUS)。包括位置反饋輸出、二段LED燈顯示、防泄漏功能、閥門啟閉控制等功能，用來控制所有類型的過程閥門。它可安裝到各種氣動(dòng)閥門上，如氣動(dòng)蝶閥，球閥，隔膜閥，角座閥，截止閥，換向閥等。閥門信號(hào)反饋器是一款旋轉(zhuǎn)角行程氣動(dòng)閥門位置反饋器，主要設(shè)計(jì)于用來閥門過程位置反饋，它與大多數(shù)的PLC(可編程邏輯控制器) 自動(dòng)化系統(tǒng)兼容，用來控制所有類型的過程閥門。重慶氣動(dòng)信號(hào)反饋器價(jià)格閥門信號(hào)反饋器可能需要在調(diào)節(jié)閥選型時(shí)功能。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="重慶氣動(dòng)信號(hào)反饋器價(jià)格,信號(hào)反饋器" src="https://tyunfile.71360.com/UploadFile/kaierli/637340405802500000/6341664.png"></div><p style="text-indent:25px">閥門信號(hào)反饋器機(jī)械連接，把切斷閥的開關(guān)狀態(tài)引入到閥位回饋器中，相當(dāng)如檢測(cè)儀表的傳感器部分。閥門信號(hào)反饋器的機(jī)械連接主要是一個(gè)兩端特定結(jié)構(gòu)的金屬桿，一端制成中間凸起的金屬柱與切斷閥上部的氣缸凹槽匹配安裝，以實(shí)現(xiàn)閥門開關(guān)轉(zhuǎn)動(dòng)過程中金屬桿也同步轉(zhuǎn)動(dòng)，從而把閥門的開關(guān)狀態(tài)變?yōu)榻饘贄U的旋轉(zhuǎn)位移。閥門信號(hào)反饋器就地指示，通過一定的機(jī)械部件用醒目的標(biāo)注或顏色把閥門的開關(guān)狀態(tài)顯示出來，相當(dāng)于檢測(cè)儀表的就地指示窗口。閥位回饋金屬桿的另一端插入到一個(gè)特定聚四氟乙烯的塑料卡槽中，卡槽外部半球形外殼上成對(duì)稱設(shè)置了兩組開關(guān)標(biāo)注，用紅色表示關(guān)閉，黃色表示開啟。切斷閥的開關(guān)動(dòng)作通過金屬桿傳遞到就地指示的標(biāo)牌上，實(shí)現(xiàn)了閥門與指示牌同步動(dòng)作，從而能夠把閥門的開關(guān)狀態(tài)通過醒目的顏色和標(biāo)注顯示出來。</p><p style="text-indent:25px">閥門信號(hào)反饋器的輸入信號(hào)是標(biāo)準(zhǔn)電流或電壓信號(hào)，例如，4~20mA電流信號(hào)或1~5V電壓信號(hào)等，在電氣閥門反饋器內(nèi)部將電信號(hào)轉(zhuǎn)換為電磁力，然后輸出氣信號(hào)到撥動(dòng)控制閥。閥門信號(hào)反饋器它將控制室輸出的電流信號(hào)轉(zhuǎn)換成驅(qū)動(dòng)調(diào)節(jié)閥的氣信號(hào)，根據(jù)調(diào)節(jié)閥工作時(shí)閥桿摩擦力，抵消介質(zhì)壓力波動(dòng)而產(chǎn)生的不平衡力，使閥門開度對(duì)應(yīng)于控制室輸出的電流信號(hào)。并且可以進(jìn)行智能組態(tài)設(shè)置相應(yīng)的參數(shù)，達(dá)到改善控制閥性能的目的。閥門信號(hào)反饋器是根據(jù)控制系統(tǒng)如DCS給定的4-20mA信號(hào)，即DCS輸出信號(hào)控制電動(dòng)調(diào)節(jié)閥的動(dòng)作。多數(shù)場合是不需要電動(dòng)調(diào)節(jié)閥輸出閥位信號(hào)的，如果你確實(shí)需要此功能，可能需要在調(diào)節(jié)閥選型時(shí)增加此功能。閥門信號(hào)反饋器以實(shí)現(xiàn)閥門開關(guān)轉(zhuǎn)動(dòng)過程中金屬桿也同步轉(zhuǎn)動(dòng)，從而把閥門的開關(guān)狀態(tài)變?yōu)榻饘贄U的旋轉(zhuǎn)位移。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="重慶氣動(dòng)信號(hào)反饋器價(jià)格,信號(hào)反饋器" src="https://tyunfile.71360.com/UploadFile/kaierli/637340405600703125/9269499.png"></div><p style="text-indent:25px">閥門信號(hào)反饋器為在防爆場合使用，含有霍爾元件的電路部分應(yīng)使用防爆材料完全澆注，安裝在反饋器殼體中；磁場由永磁體產(chǎn)生，并將永磁體安裝在與閥門同步運(yùn)動(dòng)的金屬連桿上。為防止直行程閥門動(dòng)作時(shí)閥芯旋轉(zhuǎn)，需要產(chǎn)生圓形磁場保證霍爾傳感器正常工作。圓形磁場可以使用多個(gè)永磁體來產(chǎn)生。永磁體磁場比較穩(wěn)定，壽命長，滿足現(xiàn)代工業(yè)生產(chǎn)要求。閥門信號(hào)反饋器通過同軸連接件或反饋桿使傳動(dòng)軸產(chǎn)生旋轉(zhuǎn)，讓凸輪觸動(dòng)微型開關(guān)，從而使開關(guān)組件的觸點(diǎn)閉合或斷開，通過接線端子向外部傳送開關(guān)量信號(hào)，并通過指示器就地顯示。閥門信號(hào)反饋器上有刻度，對(duì)應(yīng)不同行程的調(diào)節(jié)閥。重慶氣動(dòng)信號(hào)反饋器價(jià)格</p><p style="text-indent:25px">閥門信號(hào)反饋器現(xiàn)場閥門開關(guān)度液晶屏顯示。重慶氣動(dòng)信號(hào)反饋器價(jià)格</p><p style="text-indent:25px">該控制系統(tǒng)的操縱變量是閥門信號(hào)反饋器去執(zhí)行機(jī)構(gòu)的輸出信號(hào)。閥門信號(hào)反饋器接通氣源前，先將氣源管放空一段時(shí)間以排除管路中可能存在的灰塵、雜質(zhì)、水、油等。建議放空時(shí)間 30 分鐘，可以用手或者白紙、白布進(jìn)行的氣源質(zhì)量的檢查。聲明：如由于灰塵、雜質(zhì)、水、油等造成信號(hào)反饋器的損壞，ABB 將不提供質(zhì)保。檢查減壓閥后壓力是否符合執(zhí)行器的銘牌參數(shù)要求(信號(hào)反饋器的較大供氣壓力為 6 BAR，但實(shí)際供氣壓力必須參考執(zhí)行器所容許的較大氣源壓力)。接通 4---20mA 輸入信號(hào)。(信號(hào)反饋器的工作電源取自輸入信號(hào)，由 DCS 二線制供電，直接加至信號(hào)反饋器的電壓不能多的過 30V / 50mA，否則有可能損壞信號(hào)反饋器電路)。重慶氣動(dòng)信號(hào)反饋器價(jià)格</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2029328.html</p></div></div></div></div></div><div id="bfxzwiz" class="page-right twoColRt"><div id="xhzg7m4" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="udprdpm" 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="bln2o2w" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/846569.html"><div><img src="https://tyunfile.71360.com/WaterMark/UploadFile/nbzxsw/637298235378037109/764794.png" alt="寧波寧海直接考A2有幾個(gè)科目真誠推薦寧波助學(xué)商務(wù)信息咨詢供應(yīng)" class="vcenter" 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