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src="https://tyunfile.71360.com/UploadFile/xalunqian/637328439246718750/8791737.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="e3qby2e" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/xalunqian/637328439246718750/8791737.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="7npr3sk" 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>陜西擴(kuò)散硅壓力變送器廠家,壓力變送器</p><p><span>***更新：</span>2020-11-12 03:19:07</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="sovspg7" 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="5zby3vn" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="fz3d9el" class="box"><p><p> 壓力變送器與差壓變送器的差異： </p> <p> 在工業(yè)自動(dòng)化來領(lǐng)域，壓力變送器與差壓變送器都是不可缺少的一種測量儀表。我們就來分析一下壓力變送器和差壓變送器相同與不同之處。 </p> <p> 壓力變送器與差壓變送器的相同點(diǎn)： </p> <p> 工作原理相同：壓力變送器與差壓變送器都是通過壓阻效應(yīng)產(chǎn)生的電壓信號，經(jīng)過放大、零點(diǎn)和靈敏度溫度補(bǔ)償來實(shí)現(xiàn)其終的測量。 </p> <p> 輸出信號相同：不管是壓力變送器還是差壓變送器，都能進(jìn)行4～20 mA 的電流輸出、RS485 數(shù)字信號輸出和0～10 VDC、0～5 VDC等電壓信號輸出，陜西擴(kuò)散硅壓力變送器廠家。 </p> <p> 壓力變送器與差壓變送器的不同點(diǎn)： </p> <p> 壓力端的不同：壓力變送器只能測量一個(gè)壓力端的壓力，而差壓變送器可以測量兩個(gè)壓力點(diǎn)的壓力，兩者壓力相減，正壓端壓力減負(fù)壓端壓力得出壓力差值。 </p> <p> 連接方式的不同：壓力變送器一般采用的都是螺紋連接，差壓變送器除了可采用螺紋連接，更多的則選用寶塔嘴和快接口的連接方式，陜西擴(kuò)散硅壓力變送器廠家，陜西擴(kuò)散硅壓力變送器廠家，可直接接相應(yīng)直徑的軟管。安裝更加方便。大氣壓力變送器作為變送器家族的一員有著一定的市場使用率。這與大氣壓力變送器的重要作用有關(guān)。陜西擴(kuò)散硅壓力變送器廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="陜西擴(kuò)散硅壓力變送器廠家,壓力變送器" src="https://tyunfile.71360.com/UploadFile/xalunqian/637328439246718750/8791737.png"></div><p> 壓力變送器與液位傳感器是各類設(shè)備中或項(xiàng)目中經(jīng)常遇到的兩類傳感器，下面來了解壓力變送器與液位傳感器兩者的區(qū)別? </p> <p> 1、壓力傳感器和液位傳感器的測量原理，都是將傳感器投入被測液體設(shè)定深度，傳感器測量點(diǎn)直接接觸液面受到的壓力公式為：Ρ=ρ.g.H + Po,式中：P表示液位傳感器測量點(diǎn)直接接觸液面所受壓力， ρ表示被測液體的密度值，g表示重力加速度,Po是液面上大氣壓,H是傳感器投入液體的深度同時(shí)，通過導(dǎo)氣不銹鋼將液體的壓力引入到傳感器的正壓腔，再將液面上的大氣壓Po與傳感器的負(fù)壓腔相連，以抵消傳感器背面的Po，使傳感器測得壓力為：ρ.g.H，顯然,通過測取壓力P，可以得到液位深。 </p> <p> 2、液位測量法：液位測量方法可分為機(jī)械高度法和壓強(qiáng)測定法。機(jī)械高度：機(jī)械傳動(dòng)結(jié)構(gòu)復(fù)雜，器械的豎直度影響測量精度。并且是筆繪模擬曲線或人工讀數(shù)。壓強(qiáng)法：利用埋于液體底部或一定深度的壓力傳感器測定壓力，利用公式Pa=ρCH得到液位的高度。又可根據(jù)容器的結(jié)構(gòu)設(shè)計(jì)尺寸得到相應(yīng)高度的容器容量——所盛液體的體積。壓力傳感器輸出的是與壓力傳感器成正比的電信號，可以遠(yuǎn)距離傳輸，并便于自動(dòng)記錄和為處理器的修正、補(bǔ)償，進(jìn)一步提高精度。 </p> <p> <br /> 陜西擴(kuò)散硅壓力變送器廠家壓力變送器是由測量膜片與兩側(cè)絕緣片上的電極各組成一個(gè)電容器。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="陜西擴(kuò)散硅壓力變送器廠家,壓力變送器" src="https://tyunfile.71360.com/UploadFile/xalunqian/637328438390146484/6025357.png"></div><p> 壓力變送器的供電電壓： </p> <p> 在壓力變送器的使用過程中需要電源為其供電，通常情況下我們?nèi)粘Ｉ钪杏玫降碾妷簽?20V的交流電（AC），對于壓力變送器而言，需要連續(xù)輸出穩(wěn)定的信號，直流電(DC)在方向和大小上都是穩(wěn)定的，不會隨時(shí)間發(fā)生改變，交流電則恰恰相反。這就是大多數(shù)壓力變送器采用直流電的原因。錯(cuò)誤的選擇壓力變送器的供電電壓，會損壞壓力變送器的電路板，這也是導(dǎo)致壓力變送器出現(xiàn)故障的主要原因之一。采用多大的供電電壓是壓力變送器的一個(gè)重要的問題。 </p> <p> 壓力變送器的常規(guī)供電電壓為12～36V DC,采用此范圍的供電電壓可以有效的避免因電壓過高造成損壞，選擇此范圍的供電電壓也比較符合現(xiàn)在主流設(shè)備，方便壓力變送器與其它設(shè)備系統(tǒng)進(jìn)行對接、組合使用。習(xí)慣上24V DC的供電電壓用在壓力變送器中應(yīng)用的比較多， 24V DC能夠適應(yīng)大多數(shù)傳輸和負(fù)載需求（帶 250Ω×2個(gè)負(fù)載和 1KM 傳輸距離），高了浪費(fèi)低了應(yīng)用受限制，當(dāng)然如果有需要完全可以改變供電電壓。 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p><p> 但是過載能力也有一個(gè)度，一般是150%的范圍內(nèi)，（星儀壓力變送器的過載能力能達(dá)到滿量程的200%或者是120MPa。）使得壓力變送器在瞬間環(huán)境影響造成的超量程中，也能免受損壞，保護(hù)芯體等元器件不被燒毀等。對我們的壓力變送器起到很好的保護(hù)作用。 </p> <p> 過載能力是每種壓力變送器都要考慮的，因?yàn)樵趬毫ψ兯推鞯氖褂眠^程中，很有可能會出現(xiàn)測量值大于量程的情況，只有設(shè)計(jì)了過載保護(hù)的變送器才能更好的使用，也才能使用得更久。所以不管是買什么類型的壓力變送器，一定要了解它的過載能力是多少，這樣才能更好的方便使用，在未來使用過程中也不會出現(xiàn)由于過載燒壞電路的情況。 </p> <p> 在這里也要提醒大家這是個(gè)瞬間造成過載的保護(hù)措施，我們在選購壓力變送器時(shí)，還是要對量程范圍作出精確的判斷，這是壓力變送器長期穩(wěn)定工作的基礎(chǔ)。壓力變送器引壓管內(nèi)是否有沙子、雜質(zhì)等堵塞管道，有雜質(zhì)時(shí)會使測量精度受到影響。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="陜西擴(kuò)散硅壓力變送器廠家,壓力變送器" src="https://tyunfile.71360.com/UploadFile/xalunqian/637328439597812500/9296063.png"></div><p> 溫度變從兩方面影響著壓力變送器的輸出，一是零點(diǎn)漂移，二是影響滿量程輸出。如：滿量程的+/-X%℃，讀數(shù)的+/-X%℃，在超出溫度范圍時(shí)滿量程的+/-X%，在溫度補(bǔ)償范圍內(nèi)時(shí)讀數(shù)的+/-X%，如果沒有這些參數(shù)，會導(dǎo)至在使用中的不確定性。壓力變送器輸出的變化到底是由壓力變化引起的，還是由溫度變化引起的。溫度因素是了解如何使用變送器時(shí)復(fù)雜的一部分。壓力變送器的各項(xiàng)基本參數(shù)是我們考量壓力變送器優(yōu)劣的重要綜合指標(biāo)。在實(shí)際應(yīng)用過程中，也需要對各項(xiàng)參數(shù)進(jìn)行嚴(yán)格把控。使得我們的工況安全有效的持續(xù)運(yùn)行。 </p> <p> <br /> </p> <p> <br /> 壓力變送器測得就是管道內(nèi)的實(shí)際壓力若不確定可以將壓力變送器切出來對大氣，壓力幾乎為零則說明測量正確。陜西擴(kuò)散硅壓力變送器廠家</p><p style="text-indent:25px">304不銹鋼是不銹鋼中常見的一種材質(zhì)，密度為7.93 g/cm3，業(yè)內(nèi)也叫做18/8不銹鋼。陜西擴(kuò)散硅壓力變送器廠家</p><p style="text-indent:25px">在選用壓力變送器之初，要對現(xiàn)場使用工況進(jìn)行分析，根據(jù)具體使用環(huán)境選擇適合的壓力變送器，還要采取適當(dāng)?shù)拇胧?，減少環(huán)境對壓力變送器的影響。壓力變送器穩(wěn)定性有定量指標(biāo)，在超過使用期后，需要重新進(jìn)行標(biāo)定，以確保壓力變送器的性能是否發(fā)生變化。在某些要求壓力變送器能長期使用而又不能輕易更換或標(biāo)定的場合，所選用的壓力變送器穩(wěn)定性要求更嚴(yán)格，要能夠經(jīng)受住長時(shí)間的考驗(yàn)。壓力變送器穩(wěn)定性有著重要的意義，選擇高穩(wěn)定性的壓力變送器是非常有必要的。在高穩(wěn)定性能這個(gè)基礎(chǔ)前提下，才能制造出具有高準(zhǔn)確度、高可靠性等能力的壓力變送器。壓力變送器穩(wěn)定性對于生產(chǎn)的正常運(yùn)行以及壽命的使用都有著重要的影響。陜西擴(kuò)散硅壓力變送器廠家</p><p style="text-indent:25px">西安倫騫電器設(shè)備有限責(zé)任公司是一家智能儀器儀表銷售：網(wǎng)絡(luò)設(shè)備銷售；安防設(shè)備銷售；閥門和旋塞銷售；計(jì)算機(jī)軟及軸助設(shè)備零售；環(huán)境監(jiān)測**儀器銷售；電氣設(shè)備銷售；機(jī)械設(shè)備銷售；電子元器件與機(jī)電組件設(shè)備銷售；電子產(chǎn)品銷售；終端計(jì)量設(shè)備銷售；終端測試設(shè)備銷售；供應(yīng)用儀器儀表銷售；電子**設(shè)備銷售；技術(shù)開發(fā)；普通機(jī)械設(shè)備安裝服務(wù)；智能儀器儀表制造：儀器儀表修理；儀器儀表制造；環(huán)境監(jiān)測**儀器儀表制造；其他通用儀器制造；電子測量儀器化工。的公司，是一家集研發(fā)、設(shè)計(jì)、生產(chǎn)和銷售為一體的專業(yè)化公司。西安倫騫電器深耕行業(yè)多年，始終以客戶的需求為向?qū)?，為客戶提?**的雷達(dá)料位計(jì)，雷達(dá)物位計(jì)，壓力變送器，溫度變送器。西安倫騫電器不斷開拓創(chuàng)新，追求出色，以技術(shù)為先導(dǎo)，以產(chǎn)品為平臺，以應(yīng)用為重點(diǎn)，以服務(wù)為保證，不斷為客戶創(chuàng)造更高價(jià)值，提供更優(yōu)服務(wù)。西安倫騫電器創(chuàng)始人付海飛，始終關(guān)注客戶，創(chuàng)新科技，竭誠為客戶提供良好的服務(wù)。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1952218.html</p></div></div></div></div></div><div id="z78dxjy" class="page-right twoColRt"><div id="v2xugnp" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="yzqspby" class="recomPic likePro"><a 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