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id="21blxri" class="leftbox clearfix"><h1>宜賓氣體檢測儀器價格誠信經營成都皖川科技供應</h1><div id="vpwykr3" class="proBig"><div id="cwld8jl" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/cdwckj/637064087738046875/7186463.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="jtqceqn" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/cdwckj/637064087738046875/7186463.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="zovx7p3" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>四川省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產品關鍵詞：</span>宜賓氣體檢測儀器價格,氣體檢測儀器</p><p><span>***更新：</span>2020-07-20 20:18:06</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="yxe2u7a" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">成都皖川科技有限公司</a></p><p><span>聯(lián)系人：</span>朱成生</p><p><span>郵箱: </span>cdwckjgs@sina.com</p><p><span>電話: </span>18755046999</p><p><span>傳真: </span>028_87463776</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>028-87463776</p><p><span>地址: </span>四川省成都市青羊區(qū)青羊萬達廣場SOHO公寓2-2-1138室</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="t3nprtk" class="page-proshow02"><p class="title">詳細說明</p><div id="eo3yasz" class="box"><p><p style="text-indent:25px">在氣體檢測儀上我們經?？吹缴厦鏄俗⒌挠小癙PM”、“LEL”，那么什么是“PPM”、“LEL”呢，也許很多人都不是太清楚，現(xiàn)在我們來詳細介紹這兩個詞的具體含義。 “PPM”是體積比濃度?！癙PM”是溶液濃度的一種表示方法， PPM 表示百萬分之一。對于溶液：即1升水溶液中有1/1000毫升的溶質，宜賓氣體檢測儀器價格，則其濃度為1 PPM 。對于氣體：對環(huán)境大氣中污染物濃度的表示方法之一。體積濃度表示法：一百萬體積的空氣中所含污染物的體積數(shù)，即PPM ，宜賓氣體檢測儀器價格，大部分氣體檢測儀器測得的氣體濃度都是體積濃度（ PPM ），而按我國規(guī)定，特別是環(huán)保部門，則要求氣體濃度以質量濃度的單位表示，我們國家的標準規(guī)范也都是采用質量濃度單位表示，宜賓氣體檢測儀器價格。它是利用一些金屬氧化物半導體材料，在一定溫度下，電導率隨著環(huán)境氣體成份的變化而變化的原理制造的。宜賓氣體檢測儀器價格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="宜賓氣體檢測儀器價格,氣體檢測儀器" src="http://tyunfile.71360.com/UploadFile/cdwckj/637064087738046875/7186463.jpg"></div><p style="text-indent:25px">氣體檢測儀器是一種氣體泄露濃度檢測的儀器儀表工具，主要是指便攜式/手持式氣體檢測儀器。主要利用氣體傳感器來檢測環(huán)境中存在的氣體種類，氣體傳感器是用來檢測氣體的成份和含量的傳感器。一般認為，氣體傳感器的定義是以檢測目標為分類基礎的首先步是將氣體探測器安裝在可能有氣體泄漏的區(qū)域中，氣體探測器安裝必須牢固，且安裝位置根據(jù)被測氣體相對于空氣比重大小決定，因被測氣體比重小于空氣，探測器應安裝在距頂棚30～60cm處。用Φ8膨脹螺絲將探測器固定在墻壁上。攀枝花氣體檢測儀器批發(fā)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="宜賓氣體檢測儀器價格,氣體檢測儀器" src="http://tyunfile.71360.com/UploadFile/cdwckj/637064087737705079/5095940.jpg"></div><p style="text-indent:25px">“LEL"是指下限?？扇細怏w在空氣中遇明火種的比較低濃度，稱為下限—簡稱%LEL。可燃氣體在空氣中遇明火種的比較高濃度，稱為上限—簡稱%UEL。那么什么是下限呢？可燃性氣體的濃度過低或過高它是沒有危險的，它只有與空氣混合形成混合氣或更確切地說遇到氧氣形成一定比例的混合氣才會發(fā)生燃燒或。有關**部門和**已經對目前發(fā)現(xiàn)的可燃氣作了燃燒分析，制定出了可燃性氣體的極限，低于下限，混合氣中的可燃氣的含量不足，不能引起燃燒或，高于上限混合氣中的氧氣的含量不足，也不能引起燃燒或。另外，可燃氣的燃燒與還與氣體的壓力、溫度、點火能量等因素有關。極限一般用體積百分比濃度表示。極限是下限、上限的總稱，可燃氣體在空氣中的濃度只有在下限、上限之間才會發(fā)生。低于下限或高于上限都不會發(fā)生。</p><p style="text-indent:25px">1.便攜式氣體檢測儀使用時應佩戴在盡量接近口、鼻的部位，如衣服前領口、上衣口袋等，嚴禁將報警器放置于口袋內等不易查看的部位，影響檢測數(shù)值。 2.使用程中應盡量避免碰撞，造成檢測數(shù)據(jù)異常。 3.氣體檢測儀傳感器等部件屬于精密部件，調整好的儀器不要隨便開蓋，使用過程中應注意防水和雜質進入，防止造成數(shù)據(jù)異常。 4.使用時如出現(xiàn)指示燈連續(xù)閃亮、顯示屏突然無數(shù)值顯示、氣體明顯超標區(qū)域顯示數(shù)值不動作、差距大等異常情況應立即停止作業(yè)，撤離到空氣清新區(qū)域觀察是何問題，并及時排除，否則嚴禁繼續(xù)使用。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="宜賓氣體檢測儀器價格,氣體檢測儀器" src="http://tyunfile.71360.com/UploadFile/cdwckj/637064087739882813/2084410.jpg"></div><p style="text-indent:25px">氣體檢測儀只能提供定性分析結果和較為粗略的定量分析數(shù)據(jù)，這種儀器所顯示的數(shù)據(jù)經不起推敲，不能進行誤差分析。(因只有分析數(shù)據(jù)偏離真值很小時才能談到“誤差”)，因此，不能作為準確的分析數(shù)據(jù)確定(決定)重要工藝改進調整的措施。但可作為定性檢測，如達到一定濃度時作出信號報警的依據(jù)。氣體檢測儀沒有設計樣氣工藝技術條件的調整及控制部分，同時它也不考慮樣氣存在的環(huán)境條件，直接進行檢測。氣體檢測儀在應用時，只需將儀器放置于被測氣氛內，儀器即可顯示數(shù)值。氣體檢測儀是將傳感器直接置于大環(huán)境氣氛中測定的，儀器結構設計及在實際使用檢測過程中并不考慮大環(huán)境氣氛中有無干擾測定的因素，并且不具備排除各種干擾因素的設計能力。廣元氣體檢測儀器廠家</p><p style="text-indent:25px">宜賓氣體檢測儀器價格</p><p style="text-indent:25px">隨著現(xiàn)在科學技術的發(fā)展，儀器儀表行業(yè)發(fā)生了突飛猛進的發(fā)展，再加上當前計算機技術、網(wǎng)絡技術的進步和發(fā)展，組建網(wǎng)絡而構成實用的監(jiān)控系統(tǒng)，可以提高生產效率和共享信息資源方向發(fā)展。當前儀器儀表行業(yè)產品發(fā)展呈現(xiàn)微型化、多功能化、智能化、網(wǎng)絡化四大發(fā)展趨勢。在計算機和互聯(lián)網(wǎng)的急速發(fā)展到整個世界的背景下，儀器儀表也開始向網(wǎng)絡化突進，結合***的科技設備，通過廣域網(wǎng)和局域網(wǎng)直接控制儀器儀表，對公司的管理，經營一體化，應用模式的分析等各大方面產生影響。有限責任公司（自然）企業(yè)通過網(wǎng)絡這個平臺與客戶直接的交流，突破了世界和空間的限制，**遠程操控對儀器儀表進行維護和分析。高科技的產品也隨之而來。我國的互聯(lián)網(wǎng)行業(yè)從有到無、從有到繁榮，經歷一個高速發(fā)展的階段。而我國的儀器儀表行業(yè)借助互聯(lián)網(wǎng)的發(fā)展平臺開創(chuàng)了一條嶄新發(fā)展之路，開拓[ "耐磨熱電偶", "氣體檢測儀器", "便攜式氣體報警控制器", "雙金屬溫度計" ]新市場。我國貿易型發(fā)展迅速，年均增長速度超過20%。在相關報告中可以***了解到在我國工業(yè)基礎貿易型產業(yè)現(xiàn)狀研究的成果。宜賓氣體檢測儀器價格</p><p style="text-indent:25px">成都皖川科技有限公司坐落在四川省成都市青羊區(qū)青羊萬達廣場SOHO公寓2-2-1138室，是一家專業(yè)的研發(fā)、銷售計算機軟硬件;計算機系統(tǒng)集成;銷售電子產品、儀器儀表、電氣設備、機械設備、閥門、水泵、電線電纜、通訊器材(不含無線廣播電視發(fā)射及衛(wèi)星地面接收設備)、醫(yī)療器械(***一類)、實驗設備、化工產品(不含危險化學品)、五金交電、照明設備。公司。唯才是舉，唯能是用：擁有優(yōu)秀人才51~100人和，是實現(xiàn)企業(yè)戰(zhàn)略目標的基礎，是企業(yè)持續(xù)發(fā)展的動力。誠實、守信是對企業(yè)的經營要求，也是我們做人的基本準則。公司致力于打造***的[ "耐磨熱電偶", "氣體檢測儀器", "便攜式氣體報警控制器", "雙金屬溫度計" ]。一直以來公司堅持以客戶為中心、[ "耐磨熱電偶", "氣體檢測儀器", "便攜式氣體報警控制器", "雙金屬溫度計" ]市場為導向，重信譽，保質量，想客戶之所想，急用戶之所急，全力以赴滿足客戶的一切需要。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/664864.html</p></div></div></div></div></div><div id="7hho3v4" class="page-right twoColRt"><div id="akcuwtv" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="tdfmyax" 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配件哪家強信息推薦自業(yè)物資供應" class="vcenter" 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