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clearfix"><h1>常用控制開關(guān)規(guī)格誠信經(jīng)營上海翼爾電子科技供應(yīng)</h1><div id="nn77ltj" class="proBig"><div id="tjlvf7z" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/yierdianzi/637407039820910423/2784718.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="z73d5lx" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/yierdianzi/637407039820910423/2784718.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="9fx7zz7" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>常用控制開關(guān)規(guī)格,物位開關(guān)</p><p><span>***更新：</span>2020-12-30 03:19:17</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="rh7rhvd" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海翼爾電子科技有限公司</a></p><p><span>聯(lián)系人：</span>趙“S</p><p><span>郵箱: </span>yeertec@163.com</p><p><span>電話: </span>13361991561</p><p><span>傳真: </span>021_57155131</p><p><span>網(wǎng)址: </span>http://www.yeer-tec.com</p><p><span>手機(jī): </span>021-57488360</p><p><span>地址: </span>海灣旅游區(qū)莘奉公路4960號110室</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="zjd7htd" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="rhlvfd9" class="box"><p><p style="text-indent:25px">物位開關(guān)在流程工業(yè)中與溫度、壓力、流量并稱為熱工四大參數(shù)。與物位計(jì)不同，物位開關(guān)是一種控制物位測量儀表但不能顯示和測量物位高度的電子元件。物位開關(guān)，作為一種新型的物位儀表。它包括阻旋料位開關(guān)、音叉式物位開關(guān)、振動(dòng)式物位開關(guān)、電容式物位開關(guān)、射頻導(dǎo)納式物位開關(guān)等等。物位開關(guān)根據(jù)所測物位的不同，主要涵蓋液體的液位，常用控制開關(guān)規(guī)格，常用控制開關(guān)規(guī)格、物料的料位以及不同介質(zhì)由于密度不同所形成的界位，用于監(jiān)視物位的上限，常用控制開關(guān)規(guī)格、下限，進(jìn)行報(bào)警或開關(guān)量輸出和控制。物位開關(guān)是使用15A大容量接點(diǎn)繼電器開關(guān)，可直接實(shí)行對電機(jī)控制。常用控制開關(guān)規(guī)格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常用控制開關(guān)規(guī)格,物位開關(guān)" src="https://tyunfile.71360.com/UploadFile/yierdianzi/637407039820910423/2784718.png"></div><p style="text-indent:25px">選用物位開關(guān)時(shí)還需根據(jù)被測物料溫度，選擇與之相適應(yīng)的耐溫產(chǎn)品。一般地，振動(dòng)式物位開關(guān)（如音叉液位開關(guān)、音叉料位開關(guān)、振棒料位開關(guān)）過程溫度較高可達(dá)250℃；射頻導(dǎo)納料位開關(guān)耐溫可高達(dá)450℃。要根據(jù)容器壓力選擇與之相適應(yīng)的過程連接，壓力低一般可以選擇螺紋過程連接，壓力高時(shí)選擇法蘭過程連接。選擇什么樣的過程連接也就決定了設(shè)備安裝方式。電氣輸入輸出類型方面，要根據(jù)現(xiàn)場供電條件、控制設(shè)備接口、控制中心接口等來選擇與之相適應(yīng)的電氣輸入輸出方式。一般有220VAC和24VDC供電，二線制輸出、繼電器輸出、PNP輸出等信號輸出方式。物位開關(guān)的購買還需要考慮的是開關(guān)的插入深度。插入深度與容器灌槽形狀、測量點(diǎn)位置和物料堆積等相關(guān)，要根據(jù)實(shí)際工況需要選擇較好插入深度。智能料位開關(guān)哪里買音叉液位開關(guān)一般長度只有40mm。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常用控制開關(guān)規(guī)格,物位開關(guān)" src="https://tyunfile.71360.com/UploadFile/yierdianzi/637407041431847162/8185616.png"></div><p style="text-indent:25px">物位開關(guān)在物料類型方面，主要區(qū)分固體、液體物料。一般地，振棒料位開關(guān)、音叉料位開關(guān)、射頻導(dǎo)納料位開關(guān)均為固體類物料測量產(chǎn)品，音叉液位開關(guān)為液體類物料測量產(chǎn)品。需要說明的是，很多音叉物位開關(guān)，一般都標(biāo)稱既可以測量固體物料也可以測量液體物料，這種固液不分的產(chǎn)品往往可靠性差，特別是在工況惡劣、物料黏稠、物料低密度或高密度時(shí)，更顯得工作不穩(wěn)定和不可靠。而進(jìn)口品牌和極個(gè)別國內(nèi)企業(yè)（如計(jì)為自動(dòng)化）會(huì)分別設(shè)計(jì)**于測量固體物料的音叉料位開關(guān)和**于測量液體的音叉液位開關(guān)，其目的就是提高產(chǎn)品工作的可靠性和適應(yīng)性。</p><p style="text-indent:25px">物位開關(guān)定位使用指導(dǎo)說明:1、使用前開關(guān)置位:（1）“OUT PUT”開關(guān)置于“NC”；（2）感度旋鈕右旋到頭置于高感度“HIGH”位置；2、開機(jī)檢測調(diào)試;（1）接通電源后，紅燈亮，繼電器閉動(dòng)作，5秒左右，探頭振動(dòng)，紅燈息滅，繼電器開動(dòng)作(“OUT PUT”開關(guān)置于“NO”時(shí)狀態(tài)相反),手觸摸探頭前端，紅燈亮，離開，1～２秒紅燈息滅。（2）感度選擇，可根據(jù)料物在安裝前調(diào)定，但對于一般物料可置于“HIGH”位置，無需調(diào)試；（液位用開關(guān)定貨時(shí)應(yīng)說明）。（3）作業(yè)溫度較高時(shí)，在保證準(zhǔn)確測定的前提下，盡可能選擇低“LOW”感度；3、測定：（1）探頭接觸到物料時(shí)，探頭停振，紅燈亮，繼電器閉動(dòng)作；（“NO”時(shí)狀態(tài)相反）。（2）物料離開探頭時(shí)，1~2秒，探頭重新振動(dòng)，紅燈息滅，繼電器開動(dòng)作；（“NO”時(shí)狀態(tài)相反）。4、接線端子輸出，操作面板表示的輸出是“OUT PUT”開關(guān)置于“NO”時(shí)的輸出；5、注意：接線導(dǎo)入導(dǎo)出時(shí)，要注意安全，不可帶電接線，以防短路，燒毀基板或探頭；6、粉塵狀態(tài)環(huán)境下工作時(shí)，應(yīng)保持整機(jī)密封狀態(tài)使用。物位開關(guān)安裝后無須調(diào)整，即可穩(wěn)定投入使用。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常用控制開關(guān)規(guī)格,物位開關(guān)" src="https://tyunfile.71360.com/UploadFile/yierdianzi/637407039834942871/2090269.png"></div><p style="text-indent:25px">射頻導(dǎo)納物位開關(guān)是目前工業(yè)現(xiàn)場常用的料位檢測控制器。其工作原理是通過探頭感知其與儲(chǔ)罐體間電抗（容抗和阻抗）的變化并將這一變化送至電子模塊從而實(shí)現(xiàn)物位測量和控制的。射頻導(dǎo)納物位開關(guān)的選購要看射頻導(dǎo)納物位開關(guān)的探頭長度，射頻導(dǎo)納物位開關(guān)是點(diǎn)位接觸性測量，在安裝位置確定的情況下，需要根據(jù)罐體的情況選擇合適的插入深度及保護(hù)極長度。插入深度一般以探頭能完全接觸到物料為宜，對于保護(hù)極長度其必須深入料倉內(nèi)部50mm以上。射頻導(dǎo)納物位開關(guān)的安裝方式：射頻導(dǎo)納物位開關(guān)一般需客戶自行安裝，計(jì)為射頻導(dǎo)納物位開關(guān)為客戶提供多種探頭長度和過程連接供用戶選擇。物位開關(guān)采用壓電元件內(nèi)置于棒體和厚管壁的不銹鋼管的探頭。智能料位開關(guān)哪里買</p><p style="text-indent:25px">振動(dòng)式物位開關(guān)采用壓電器件實(shí)現(xiàn)振動(dòng)的驅(qū)動(dòng)與檢測。常用控制開關(guān)規(guī)格</p><p style="text-indent:25px">振棒料位開關(guān)的振動(dòng)探頭采用獨(dú)特的內(nèi)外嵌套設(shè)置的雙管設(shè)計(jì)，通過內(nèi)外振動(dòng)管的諧振頻率調(diào)節(jié)到完全一致，使得產(chǎn)品具有極高的檢測靈敏度和可靠性，較低測量密度可達(dá)0.02g/cm3。產(chǎn)品采用壓電器件實(shí)現(xiàn)振動(dòng)的驅(qū)動(dòng)與檢測，使內(nèi)外管在完全一致的諧振頻率下產(chǎn)生共鳴。當(dāng)振動(dòng)棒與被測物料接觸時(shí)，接觸物料的外管諧振頻率發(fā)生變化，從而破壞內(nèi)外管的共鳴條件，使得振動(dòng)探頭的振幅明顯減小，壓電檢測器件輸出信號幅度也隨之減小，信號變化由智能電路檢測分析并輸出一個(gè)開關(guān)信號。常用控制開關(guān)規(guī)格</p><p style="text-indent:25px">上海翼爾電子科技有限公司致力于儀器儀表，是一家生產(chǎn)型公司。上海翼爾電子致力于為客戶提供良好的流量，壓力，溫度，物液位，一切以用戶需求為中心，深受廣大客戶的歡迎。公司將不斷增強(qiáng)企業(yè)重點(diǎn)競爭力，努力學(xué)習(xí)行業(yè)知識(shí)，遵守行業(yè)規(guī)范，植根于儀器儀表行業(yè)的發(fā)展。上海翼爾電子立足于全國市場，依托強(qiáng)大的研發(fā)實(shí)力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2622470.html</p></div></div></div></div></div><div id="vrffp77" class="page-right twoColRt"><div id="f7vbd5x" class="box01 margin10 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