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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="ueb77mh" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/xalunqian/637329347006875000/6282613.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="fewovxz" 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>陜西省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>兩線制溫度變送器型號(hào)齊全,溫度變送器</p><p><span>***更新：</span>2020-12-12 03:13:51</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="nc7msu7" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">西安倫騫電器設(shè)備有限責(zé)任公司</a></p><p><span>聯(lián)系人：</span>付海飛</p><p><span>郵箱: </span>xalunqian@163.com</p><p><span>電話: </span>13891837328</p><p><span>傳真: </span>138_</p><p><span>網(wǎng)址: </span>http://xalunqian.shop.88360.com</p><p><span>手機(jī): </span>138-91837328</p><p><span>地址: </span>高新區(qū)發(fā)展大道25號(hào)軍民融合創(chuàng)新港</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="i7dvn3i" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="8jan7eb" class="box"><p><p style="text-indent:25px">一體化數(shù)顯溫度變送器的主要特點(diǎn)： ·采用硅橡膠或環(huán)氧樹(shù)脂密封結(jié)構(gòu)，因此耐震、耐濕、適合在惡劣的現(xiàn)場(chǎng)環(huán)境安裝使用?！がF(xiàn)場(chǎng)安裝在熱電偶、熱電阻的接線盒內(nèi)使用，直接輸出4-20mA、0-10mA的輸出信號(hào)。這樣既節(jié)約了昂貴的補(bǔ)償導(dǎo)線費(fèi)用，又提高了信號(hào)遠(yuǎn)距離傳輸過(guò)程中的抗干擾能力；·熱電偶變送器具有冷端溫度自動(dòng)補(bǔ)償功能；·精度高、功耗低，使用環(huán)境溫度范圍寬，兩線制溫度變送器型號(hào)齊全，工作穩(wěn)定可靠；·適用范圍廣、既可以與熱電偶、熱電阻形成一體化現(xiàn)場(chǎng)安裝結(jié)構(gòu)，也可以作為功能模塊安裝在檢測(cè)設(shè)備中和儀表盤上使用；·智能型溫度變送器可通過(guò)HART調(diào)制解調(diào)器與上位機(jī)通訊或與手持器和PC機(jī)對(duì)變送器的型號(hào)、分度號(hào)、量程進(jìn)行遠(yuǎn)程信息管理、組態(tài)、變量監(jiān)測(cè)、校準(zhǔn)和維護(hù)功能；·智能型溫度變送器可按用戶實(shí)際需要調(diào)整變送器的顯示方向，并顯示變送器所測(cè)的介質(zhì)溫度，兩線制溫度變送器型號(hào)齊全，兩線制溫度變送器型號(hào)齊全、傳感器值的變化、輸出電流和百分比例。一體化溫度變送器具有結(jié)構(gòu)簡(jiǎn)單、節(jié)省引線、輸出信號(hào)大、有反接保護(hù)和限流保護(hù)、工作可靠等優(yōu)點(diǎn)。兩線制溫度變送器型號(hào)齊全</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="兩線制溫度變送器型號(hào)齊全,溫度變送器" src="https://tyunfile.71360.com/WaterMark/UploadFile/xalunqian/637329347006875000/6282613.png"></div><p> 熱電阻溫度變送器的主要特點(diǎn)： </p> <p> ·采用硅橡膠或環(huán)氧樹(shù)脂密封結(jié)構(gòu)，因此耐震、耐濕、適合在惡劣的現(xiàn)場(chǎng)環(huán)境安裝使用。 </p> <p> ·現(xiàn)場(chǎng)安裝在熱電偶、熱電阻的接線盒內(nèi)使用，直接輸出4-20ma、0-10ma的輸出信號(hào)。這樣既節(jié)約了昂貴的補(bǔ)償導(dǎo)線費(fèi)用，又提高了信號(hào)遠(yuǎn)距離傳輸過(guò)程中的抗干擾能力； </p> <p> ·熱電偶變送器具有冷端溫度自動(dòng)補(bǔ)償功能； </p> <p> ·精度高、功耗低，使用環(huán)境溫度范圍寬，工作穩(wěn)定可靠； </p> <p> ·適用范圍廣、既可以與熱電偶、熱電阻形成一體化現(xiàn)場(chǎng)安裝結(jié)構(gòu)，也可以作為功能模塊安裝在檢測(cè)設(shè)備中和儀表盤上使用； </p> <p> ·智能型溫度變送器可通過(guò)hart調(diào)制解調(diào)器與上位機(jī)通訊或與手持器和pc機(jī)對(duì)變送器的型號(hào)、分度號(hào)、量程進(jìn)行遠(yuǎn)程信息管理、組態(tài)、變量監(jiān)測(cè)、校準(zhǔn)和維護(hù)功能； </p> <p> ·智能型溫度變送器可按用戶實(shí)際需要調(diào)整變送器的顯示方向，并顯示變送器所測(cè)的介質(zhì)溫度、傳感器值的變化、輸出電流和百分比例。兩線制溫度變送器型號(hào)齊全一體化溫度變送器一般由測(cè)溫探頭(熱電偶或熱電阻傳感器)和兩線制固體電子單元組成。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="兩線制溫度變送器型號(hào)齊全,溫度變送器" src="https://tyunfile.71360.com/WaterMark/UploadFile/xalunqian/637329346917041015/5760514.png"></div><p> 溫度變送器選型: </p> <p> 首先，根據(jù)溫度測(cè)量范圍，選擇相應(yīng)的熱電阻溫度變送器、熱電偶溫度變送器或者熱敏電阻溫度變送器。其次，對(duì)于連接方式的選擇。一般情況可選用螺紋連接方式，對(duì)下列場(chǎng)合應(yīng)選用法蘭連接方式：在設(shè)備、襯里管道和有色金屬管道上安裝；結(jié)晶、結(jié)疤、堵塞和強(qiáng)腐蝕性介質(zhì)：易燃、易爆和劇毒介質(zhì)。第三，依據(jù)使用環(huán)境的不同，需要按下面的原則為溫度變送器選用接線盒。條件較好的場(chǎng)所：可選擇普通溫度變送器接線盒即可。潮濕或露天場(chǎng)所：需要有防水效果的防濺、防水溫度變送器接線盒。易燃、易爆場(chǎng)所：從工況環(huán)境安全性的考慮，必須選用防爆式溫度變送器接線盒。第四，對(duì)于溫度變送器探針長(zhǎng)度的選擇。溫度變送器插入探針長(zhǎng)度應(yīng)選擇以檢測(cè)元件插至被測(cè)介質(zhì)溫度變化靈敏具有dai biao性的位置為原則。溫度變送器的探針材質(zhì)硬不低于設(shè)備或管道材質(zhì)。必要時(shí)可謂溫度變送器加保護(hù)套管。 </p> <p> 隨著技術(shù)的提升，溫度變送器的應(yīng)用場(chǎng)合也越來(lái)越多，像是石油、化工、化纖；紡織、橡膠、建材；電力、冶金、醫(yī)藥；食品等工業(yè)領(lǐng)域現(xiàn)場(chǎng)測(cè)溫過(guò)程控制；計(jì)算機(jī)測(cè)控系統(tǒng)等都離不開(kāi)對(duì)溫度的監(jiān)控。溫度變送器也可與其它儀表進(jìn)行配套使用。 </p><p> 無(wú)線溫度變送器無(wú)線溫度變送器價(jià)格無(wú)線溫度變送器生產(chǎn)商的工作原理： </p> <p> 熱電偶或熱電阻傳感器將被測(cè)溫度轉(zhuǎn)換成電信號(hào)，再將該信號(hào)送入變送器的輸入網(wǎng)絡(luò)，該網(wǎng)絡(luò)包含調(diào)零和熱電偶補(bǔ)償?shù)认嚓P(guān)電路。經(jīng)調(diào)零后的信號(hào)輸入到運(yùn)算放大器進(jìn)行信號(hào)放大，放大的信號(hào)一路經(jīng)v/i轉(zhuǎn)換器計(jì)算處理后以4－20ma直流電流輸出；另一路經(jīng)a/d轉(zhuǎn)換器處理后到表頭顯示。變送器的線性化電路有兩種，均采用反饋方式。對(duì)熱電阻傳感器，用正反饋方式校正，對(duì)熱電偶傳感器，用多段折線逼近法進(jìn)行校正。一體化數(shù)字顯示溫度變送器有兩種顯示方式。lcd顯示的溫度變送器用兩線制方式輸出，led顯示的溫度變送器三線制方式輸出。溫度變送器屬于儀器儀表類的設(shè)備，因?yàn)樗奶赜刑匦员粡V應(yīng)用于很多類型的企業(yè)生產(chǎn)中。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="兩線制溫度變送器型號(hào)齊全,溫度變送器" src="https://tyunfile.71360.com/WaterMark/UploadFile/xalunqian/637329347108144531/6107652.png"></div><p> 熱電阻與熱電偶溫度變送器: </p> <p> 溫度變送器已經(jīng)越來(lái)越多的應(yīng)用到石油、化工、化纖;紡織、橡膠、建材;電力、冶金、醫(yī)藥;食品等工業(yè)領(lǐng)域現(xiàn)場(chǎng)測(cè)溫過(guò)程控制。而熱電阻與熱電偶溫度變送器是常用的。 </p> <p> 溫度變送器采用熱電阻、熱電偶作為測(cè)溫元件，從測(cè)溫元件輸出信號(hào)送到變送器模塊，經(jīng)過(guò)穩(wěn)壓濾波、運(yùn)算放大、非線性校正、V/I轉(zhuǎn)換、恒流及反向保護(hù)等電路處理后，轉(zhuǎn)換成與溫度成線性關(guān)系的4～20mA電流信號(hào)輸出。溫度變送器將溫度變量轉(zhuǎn)換為可傳送的標(biāo)準(zhǔn)化輸出信號(hào)，將被測(cè)主回路交流電流轉(zhuǎn)換成恒流環(huán)標(biāo)準(zhǔn)信號(hào)，連續(xù)輸送到接收裝置。溫度電流變送器是把溫度傳感器的信號(hào)轉(zhuǎn)變?yōu)殡娏餍盘?hào)，連接到二次儀表上，從而顯示出對(duì)應(yīng)的溫度。兩線制溫度變送器型號(hào)齊全</p><p style="text-indent:25px">溫度變送器內(nèi)部未設(shè)置防雷擊電路，當(dāng)變送器輸入、輸出饋線暴露室外惡劣氣候環(huán)境當(dāng)中時(shí)，應(yīng)留意防雷措施。兩線制溫度變送器型號(hào)齊全</p><p style="text-indent:25px">小型溫度變送器將溫度溫度元件（熱電阻或熱電偶）與信號(hào)轉(zhuǎn)換放大單元有機(jī)集成在一起，用來(lái)測(cè)量各種工藝過(guò)程中-200-1600℃范圍內(nèi)的液體、蒸氣及其它氣體介質(zhì)或固體表面的溫度。它通常和顯示儀表、記錄儀表以及各種控制系統(tǒng)配套使用。它具有結(jié)構(gòu)簡(jiǎn)單，安裝、使用、維修方便的特點(diǎn)，目前已廣用于石油、化工、冶金、電站、輕工等部門。溫度變送器分為普通型、隔爆型和數(shù)顯一體化三類。其中，普通型與隔爆型可以選擇不同的內(nèi)置溫度變送器模塊，以滿足用戶不同的應(yīng)用要求。溫度變送器是由溫度傳感器和信號(hào)轉(zhuǎn)換器組成，信號(hào)轉(zhuǎn)換器安裝在溫度傳感器的冷端接線盒內(nèi)，溫度傳感器受溫度影響產(chǎn)生電阻或電勢(shì)效應(yīng)，經(jīng)轉(zhuǎn)換產(chǎn)生一個(gè)差動(dòng)電壓信號(hào)。此信號(hào)經(jīng)放大器放大，再經(jīng)電壓、電流變換，輸出與量程相對(duì)應(yīng)的4-20mA的電流信號(hào)。兩線制溫度變送器型號(hào)齊全</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/2367096.html</p></div></div></div></div></div><div id="7vhelip" class="page-right twoColRt"><div id="lszby2y" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="gf3fheg" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/814588.html"><div><img 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