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id="bmkflav" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/kaierli/637332699084453125/1585975.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="v7gm09u" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/kaierli/637332699084453125/1585975.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="2nljvln" 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>浙江防爆限位開(kāi)關(guān)符號(hào),限位開(kāi)關(guān)</p><p><span>***更新：</span>2020-12-03 12:29:27</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="0fr5z5e" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">無(wú)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="9rixdzp" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="7rkltrj" class="box"><p><p style="text-indent:25px">限位開(kāi)關(guān)購(gòu)買(mǎi)注意事項(xiàng)：限位開(kāi)關(guān)速動(dòng)型開(kāi)關(guān)：開(kāi)關(guān)的接通和斷開(kāi)的轉(zhuǎn)換時(shí)間與開(kāi)關(guān)操動(dòng)的速度無(wú)關(guān)只要開(kāi)關(guān)操動(dòng)部件**動(dòng)到一定位置開(kāi)關(guān)便發(fā)生接通和斷開(kāi)切換此過(guò)程時(shí)間一般為彈簧跳動(dòng)所需要時(shí)間此時(shí)間極短為一常數(shù)。蠕動(dòng)型開(kāi)關(guān)：開(kāi)關(guān)的接通和斷開(kāi)動(dòng)作切換時(shí)間與開(kāi)關(guān)操動(dòng)速度有關(guān)操動(dòng)速度越快，開(kāi)關(guān)的切換也越快。注：對(duì)下述情況的應(yīng)用應(yīng)選用速動(dòng)型限位開(kāi)關(guān)：開(kāi)關(guān)觸頭的接通和斷開(kāi)同時(shí)實(shí)現(xiàn)。當(dāng)開(kāi)關(guān)的觸頭分開(kāi)一定距離時(shí)設(shè)備便停止運(yùn)轉(zhuǎn)這時(shí)應(yīng)排除由于震動(dòng)而使觸頭重新接通導(dǎo)致設(shè)備運(yùn)轉(zhuǎn)的可能性（開(kāi)關(guān)滯后效應(yīng)），浙江防爆限位開(kāi)關(guān)符號(hào)。當(dāng)操動(dòng)速度極為緩慢時(shí)，浙江防爆限位開(kāi)關(guān)符號(hào)。當(dāng)直流電流被斷開(kāi)時(shí)，浙江防爆限位開(kāi)關(guān)符號(hào)，要求電流飛弧迅速消失。無(wú)線限位開(kāi)關(guān)可減少因接近傳感器而導(dǎo)致設(shè)備停機(jī)時(shí)間以及生產(chǎn)力損失。隔爆型限位開(kāi)關(guān)注意事項(xiàng)：接線時(shí)要避免因用力過(guò)大表皮脫落。浙江防爆限位開(kāi)關(guān)符號(hào)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江防爆限位開(kāi)關(guān)符號(hào),限位開(kāi)關(guān)" src="https://tyunfile.71360.com/UploadFile/kaierli/637332699084453125/1585975.png"></div><p style="text-indent:25px">限位開(kāi)關(guān)及其常閉觸點(diǎn)：特制的交流電動(dòng)機(jī)連接減速機(jī)構(gòu)及揚(yáng)升系統(tǒng)。電路控制系統(tǒng)包括控制開(kāi)關(guān),限位開(kāi)關(guān)及其常閉觸點(diǎn)，限位開(kāi)關(guān)壓板,芯桿和壓縮簧。電動(dòng)機(jī)正反運(yùn)轉(zhuǎn)時(shí)，電動(dòng)機(jī)軸可左右位移，超負(fù)荷時(shí)，位移增大，壓板壓住限位開(kāi)關(guān)使限位開(kāi)關(guān)的常閉觸點(diǎn)斷開(kāi)，電動(dòng)機(jī)不工作。操作方便，可隨意使其升降或停止，運(yùn)轉(zhuǎn)安全可靠，故障率低,應(yīng)用范圍廣，可用在澡堂、游泳池的升降存衣吊籃或高層樓房重物的提升等。微型電動(dòng)升降機(jī)是一種微型電動(dòng)升降機(jī)，它包括電動(dòng)機(jī)、減速機(jī)構(gòu)及電路控制系統(tǒng)，其特征在于：電動(dòng)機(jī)的轉(zhuǎn)子有效疊厚比定子有效疊厚長(zhǎng)；電動(dòng)機(jī)軸右段為蝸桿，并與蝸輪嚙合，蝸輪軸一端固定在蝸輪上，中間通過(guò)軸承固定在支架上，支架固定在電動(dòng)機(jī)右端外殼上，蝸輪軸另一端固定揚(yáng)升卷筒；電動(dòng)機(jī)外殼左端固定芯桿架，芯桿架內(nèi)固定兩個(gè)芯桿支承套，支承套內(nèi)裝芯桿，芯桿中間固定一個(gè)限位開(kāi)關(guān)壓板，芯桿右端頂在電動(dòng)機(jī)軸的左端。無(wú)錫市凱爾利科技有限公司鹽城限位開(kāi)關(guān)制造企業(yè)金屬限位開(kāi)關(guān)是用于限定機(jī)械設(shè)備的運(yùn)動(dòng)極限位置的電氣開(kāi)關(guān)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江防爆限位開(kāi)關(guān)符號(hào),限位開(kāi)關(guān)" src="https://tyunfile.71360.com/UploadFile/kaierli/637332699274843750/1259571.png"></div><p style="text-indent:25px">隔爆型限位開(kāi)關(guān)產(chǎn)品特點(diǎn)： 1、外殼：防爆型設(shè)計(jì)，防爆等級(jí)Exd II T6,ExtDA21 IP67 T80℃； 2、閥門(mén)開(kāi)關(guān)位置可由頂部指示器清楚辨識(shí)； 3、壓鑄鋁合金殼體，緊湊設(shè)計(jì),外型美觀，質(zhì)量可靠； 4、雙NPT1/2”電氣接口（標(biāo)準(zhǔn)），M20x1.5，M25，3/4NPT,PF3/4”(選項(xiàng)) ； 5、多接點(diǎn)端子排，8個(gè)標(biāo)準(zhǔn)接點(diǎn)。接線安全方便； 6、獨(dú)特的設(shè)計(jì)方案，以螺栓形式安裝上蓋，并以此固定指示器； 7、內(nèi)部可調(diào)節(jié)凸輪通過(guò)花鍵和彈簧安裝，開(kāi)關(guān)凸輪的位置不用工具即可進(jìn)行快速調(diào)整； 8、防脫螺栓，拆裝時(shí)螺栓附在上蓋上不會(huì)脫落； 9、安裝方便，不銹鋼主軸連接部分及安裝支架均符合 NAMUR 標(biāo)準(zhǔn)； 10、環(huán)境溫度：-20～85℃； 11、防腐蝕，外部涂層：聚酯涂層； 12、環(huán)境溫度：-20℃≤Ta≤85℃，高溫型可選； 13、電氣接口：2-NPT1/2，2-NPT3/4，2-M20×1.5； 14、支架：NAMUR標(biāo)準(zhǔn)，30×80×20/30×80×30/30×130×30/可調(diào)節(jié)支架。</p><p style="text-indent:25px">防爆限位開(kāi)關(guān)是自控系統(tǒng)閥門(mén)位置顯示和信號(hào)反饋的一種現(xiàn)場(chǎng)儀表，用以將閥門(mén)的天啟或產(chǎn)閉位置以天關(guān)的量(觸點(diǎn))的信號(hào)輸出，被程控接受或計(jì)算機(jī)訪樣，確認(rèn)后執(zhí)行下一程序。產(chǎn)品也可作為自控系統(tǒng)中重要的，閥門(mén)聯(lián)鎖保護(hù)及遠(yuǎn)程報(bào)警指示之用,并可與防爆閥門(mén)控制箱構(gòu)成完整的信號(hào)控制及返回功能。防爆限位開(kāi)關(guān)適用范圍：1.適用于性氣體環(huán)境1區(qū)、2區(qū)危險(xiǎn)場(chǎng)所；2.適用于IIA、IIB、IIC級(jí)性氣體環(huán)境；3.適用于可燃性粉塵環(huán)境20區(qū)、21區(qū)、22區(qū)；4.適用于溫度組別為T(mén)1-T6的環(huán)境。限位開(kāi)關(guān)的日常保養(yǎng)方法：限制距離是不是在范圍內(nèi)，觸碰速度和力度是不是正常。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江防爆限位開(kāi)關(guān)符號(hào),限位開(kāi)關(guān)" src="https://tyunfile.71360.com/UploadFile/kaierli/637341361683759765/9688513.png"></div><p style="text-indent:25px">限位開(kāi)關(guān)是一種位移傳感器，對(duì)接近的物體有感應(yīng)能力的，通過(guò)這個(gè)傳感器來(lái)完成控制開(kāi)關(guān)的任務(wù)。通常接近開(kāi)關(guān)都有一個(gè)檢出距離，即開(kāi)關(guān)對(duì)物體的感知的可測(cè)范圍，不同的傳感器對(duì)物體的感知能力不同，取決于響應(yīng)的頻率。根據(jù)對(duì)外物感應(yīng)能力的不同，限位開(kāi)關(guān)有不同的種類:對(duì)電容器的極板進(jìn)行感應(yīng)的是電容接近開(kāi)關(guān)，不論對(duì)象是否為導(dǎo)體，只要電容的常數(shù)改變，就可以斷定有物體接近，從而控制開(kāi)關(guān)的開(kāi)合，但前提是該物體需為導(dǎo)電體；通過(guò)溫度感應(yīng)的開(kāi)關(guān)是熱釋電接近開(kāi)關(guān)，將該開(kāi)關(guān)放于檢測(cè)面上，有溫度與環(huán)境不同的外物接近時(shí)，器件的輸出數(shù)據(jù)就會(huì)發(fā)生變化，從而達(dá)到檢測(cè)的目的。限位開(kāi)關(guān)里面的結(jié)構(gòu)和普通的手動(dòng)按鈕和腳踏按鈕一樣的。浙江防爆限位開(kāi)關(guān)符號(hào)</p><p style="text-indent:25px">極限限位開(kāi)關(guān)采用的是混合技術(shù)通過(guò)電磁灶確定目標(biāo)位置的。浙江防爆限位開(kāi)關(guān)符號(hào)</p><p style="text-indent:25px">限位開(kāi)關(guān)也可分為旋轉(zhuǎn)限位開(kāi)關(guān)及直行限位開(kāi)關(guān)。限位開(kāi)關(guān)的內(nèi)部主要是機(jī)械觸點(diǎn)，觸點(diǎn)可以是常開(kāi)，也可以是常閉。該觸點(diǎn)無(wú)源，所以不分NPN和PNP，進(jìn)線是24V，出線也是24V因此不挑剔PLC。接近開(kāi)關(guān)無(wú)需與檢測(cè)物質(zhì)接觸，但是檢測(cè)物質(zhì)的材質(zhì)需要是金屬，因?yàn)闊o(wú)需與檢測(cè)接觸，因此它的特點(diǎn)是工作可靠、壽命長(zhǎng)、功耗低、復(fù)定位精度高、操作頻率高以及適應(yīng)惡劣的工作環(huán)境等。接近開(kāi)關(guān)分為PNP和NPN兩種，因此在選擇傳感器時(shí)需要確認(rèn)好PLC的接法。限位開(kāi)關(guān)重要的作用是對(duì)機(jī)械進(jìn)行連鎖保護(hù)。使用限位開(kāi)關(guān)時(shí)根據(jù)安裝環(huán)境選擇防護(hù)形式。浙江防爆限位開(kāi)關(guān)符號(hào)</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2250773.html</p></div></div></div></div></div><div id="erjwejn" class="page-right twoColRt"><div id="fl2y68s" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ghaz9gl" 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" 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