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tcPro"><section class="home-main container clearfix"><div id="xbyqpbd" class="twoCol"><div id="udvs3fx" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_dgdq/">電工電氣</a>?<a href="http://www.cdcfah.com/cp/second-dgdq_dgyqybwr/">電工儀器儀表</a>?<a href="http://www.cdcfah.com/cp/third-dgyqybwr_dianqiaojj/">電橋</a>?湖南高頻lcr數(shù)字電橋 **** 展榮新精密電子供應(yīng)</p><div id="bvnk4ax" class="leftbox clearfix"><h1>湖南高頻lcr數(shù)字電橋 **** 展榮新精密電子供應(yīng)</h1><div id="b83rogn" class="proBig"><div id="mjltn7c" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ZRX888/637284365369960938/3327631.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="qfbi4jb" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ZRX888/637284365369960938/3327631.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="lfxponk" 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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>湖南高頻lcr數(shù)字電橋,lcr</p><p><span>***更新：</span>2020-09-13 16:05:46</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="gf7regd" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市展榮新精密電子有限公司</a></p><p><span>聯(lián)系人：</span>喻孟峨</p><p><span>郵箱: </span>113527410@qq.com</p><p><span>電話: </span>15012892536</p><p><span>傳真: </span>0755_</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0755-27923475</p><p><span>地址: </span>航城街道黃田社區(qū)崗貝工業(yè)區(qū)綜合樓10棟401</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="p2ahrel" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="sxzrtqs" class="box"><p><p style="text-indent:25px">LCR測試儀測試原理：Vx與Vr均是矢量電壓表，Rr是理想電阻。LCR測試儀自平衡電橋的意思是：當(dāng)DUT(Device Under Test)接入電路時，放大器的負(fù)反饋配置自動使得OP輸入端虛地。Vx準(zhǔn)確測定DUT兩端電壓（DUT的Low電位是0），Vr與Rr測得DUT電流Ix，由此可計算Zx。LCR測試儀提高精度的方法是: 1，湖南高頻lcr數(shù)字電橋,Hp,Lp,Hc,Lc盡量接近DUT; 2,減小測試電流Ix的回路面積&磁通量（關(guān)鍵是分析Ix，要配合使用Guard與Cable*小化回路面積);3,使用Gurard與Cable構(gòu)建地平面中斷信號線間的電場連接，湖南高頻lcr數(shù)字電橋，湖南高頻lcr數(shù)字電橋，雖然會增加信號線的對地電容（對地電容不影響測試結(jié)果），但是會減少信號線的互容。Guard與Cable的對地寄生阻抗（Zhg,Zlg) 不影響測試結(jié)果，電橋平衡時Zlg的兩端電壓是0，流向Rr的電流不會被Zlg分流，Zhg的分流作用不影響Hp的電壓測量。LCR數(shù)字電橋的測試電平以測試正弦波信號的有效值進(jìn)行設(shè)定。湖南高頻lcr數(shù)字電橋</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖南高頻lcr數(shù)字電橋,lcr" src="https://tyunfile.71360.com/UploadFile/ZRX888/637284365369960938/3327631.png"></div><p style="text-indent:25px">LCR電橋列表掃描：鑒于元件對頻率、電平、直流偏置電壓、直流偏置電流的相關(guān)性。即對多點(diǎn)頻率（或電平、偏壓、偏流）掃描測量，并將測量值同時顯示，還可對測試值進(jìn)行比較判別。偏流的列表掃描需與同惠的電感偏流源配合使用。測試端配置：傳統(tǒng)的LCR 數(shù)字電橋提供了五端測試端配置。這種配置有效解決了引線電阻對測試結(jié)果的影響及測試端子對地的分布電容。然而，五端配置阻抗測試下限為10mΩ，且不能解決測試線間相互電磁藕合的影響，表現(xiàn)為低阻抗測試時使用開而文測試電纜時引線位置的移動便會造成測試結(jié)果的變化。TH2828/A/S 的四端對配置方法不僅阻抗測試下限達(dá)到1mΩ，且有效解決測試線間電磁耦合的影響。中山lcr電橋表選擇LCR數(shù)字電橋測量對象包括多種元件及材料。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖南高頻lcr數(shù)字電橋,lcr" src="https://tyunfile.71360.com/UploadFile/ZRX888/637284364641103516/5916712.png"></div><p style="text-indent:25px">現(xiàn)在說幾個LCR數(shù)字電橋日常保養(yǎng)的技巧：請不要在多塵、震動、強(qiáng)光直射等不佳環(huán)境下使用儀器。盡管儀器已針對不佳雜訊( 特別是交流電源噪聲) 的影響做了特殊處理，但仍應(yīng)盡可能在低噪聲的環(huán)境中使用。如果無法避免，請為本儀器安裝電源濾波器。LCR數(shù)字電橋長期不用，請用原始包裝或先包密封塑料袋再用紙箱包裝，儲存在溫度為-10℃ ～40℃ 、濕度≤85%RH 的通風(fēng)室內(nèi)。若被測件為電容器時，盡管儀器具有專門設(shè)計的抗沖擊電路，通過將被測電容與信號源測試部分相隔離和吸收回路，使得由于電容帶電對儀器的破壞性極大降低。但從儀器的可靠性和安全性角度來講，應(yīng)先將被測電容器的余電放干凈，再進(jìn)行測試。</p><p style="text-indent:25px">LCR與試樣的四端子法:設(shè)置**的電壓檢測電纜，以消除由于測試電纜的串聯(lián)阻抗所引起的電壓降和接觸電阻的影響等，是一種減少低阻抗零部件的測量誤差的方法。需要考慮由于電纜之間的互電感（M）所產(chǎn)生的影響。如果使用在一個夾子上有2個相互絕緣的電極的開耳芬夾子，那么用2個夾子可以容易地進(jìn)行4個端子的連接。LCR與試樣的四端子對法:對于交流阻抗的測量，與直流測量不同，其特點(diǎn)是不會受到溫差電動勢的影響。但是，由于電流電纜與電壓電纜之間的電磁感應(yīng)，測量的頻率越高，要想測量低阻抗就越困難。對于這個問題，可以利用電纜的屏蔽層，使電流的去路和歸路相互重疊，以抑制磁通量的產(chǎn)生，由此來減少由于電磁感應(yīng)所引起的殘留阻抗。在使用LCR數(shù)字電橋時需要注意環(huán)境的濕度與溫度的把握。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖南高頻lcr數(shù)字電橋,lcr" src="https://tyunfile.71360.com/UploadFile/ZRX888/637284365144716797/7571794.png"></div><p style="text-indent:25px">LCR電橋使用中注意讀數(shù)及測量條件顯示:1.儀器的6位顯示不一定全部是有效顯示，在某些測量中測量數(shù)據(jù)的未尾值可能跳動較大，應(yīng)舍去這些跳動數(shù)值，讀取其穩(wěn)定值。2.一般使用自動量程進(jìn)行測量，以保證選擇到正確的量程，操作到手動方式可以觀察實(shí)際工作量程。應(yīng)用于同批同種測量元件的批量測試時，可以選擇量程鎖定模式工作。3.串--并聯(lián)指示:雖然電橋具有顯示串聯(lián)或并聯(lián)等效值的選擇性，但在不利的Q值情況下，用上述兩種方式均不可能獲得基本準(zhǔn)確度。當(dāng)需要改動某一顯示方式以便提高基本準(zhǔn)確度時，電橋通過下標(biāo)s表示串聯(lián)，下標(biāo)p表示并聯(lián)。4.頻率提示:200μF～2000μF的電容，200H～2000H的電感，測量頻率在100Hz只能獲得基本準(zhǔn)確度。同樣，200pF～2nF的電容和200μH～2mH的電感，只有在1KHz測量頻率上才能獲得基本準(zhǔn)確度，因此獲得極好測試性能，應(yīng)選擇更合適的測試頻率。LCR數(shù)字電橋是電子元器件設(shè)計、檢驗(yàn)、質(zhì)量控制和生產(chǎn)測試強(qiáng)有力的工具。肇慶電橋lcr</p><p style="text-indent:25px">傳統(tǒng)LCR電橋的信號源阻抗隨著量程的變化而變化的。湖南高頻lcr數(shù)字電橋</p><p style="text-indent:25px">LCR測試儀一般用于測試電感和電容。測量步驟如下：1、設(shè)置測試頻率，2、測試電壓或者電流水平，3、選擇測試參數(shù)，比如Z、Q、LS（串聯(lián)電感）、LP（并聯(lián)電感）、CS（串聯(lián)電容）、CP（并聯(lián)電容）、D等，4、儀器校準(zhǔn)，校準(zhǔn)主要進(jìn)行開路、短路校準(zhǔn)，**的儀器要進(jìn)行負(fù)載校準(zhǔn)，5、選擇測試夾具，6、夾具補(bǔ)償，7、將DUT放在夾具上開始測試。以上就是一個完整的步驟了，如果想對測試儀有更多了解可以關(guān)注深圳市展榮新精密電子有限公司，專業(yè)從事電子變壓器、電感線圈、電容電阻等各類元器件測試儀之自主研發(fā)、制造和銷售?，F(xiàn)有的主要產(chǎn)品—電子變壓器綜合測試系統(tǒng)、精密LCR數(shù)字電橋和直流微電阻表等，并代理國內(nèi)外**品牌的測量儀表。湖南高頻lcr數(shù)字電橋</p><p style="text-indent:25px">深圳市展榮新精密電子有限公司主要經(jīng)營范圍是儀器儀表，擁有一支專業(yè)技術(shù)團(tuán)隊和良好的市場口碑。公司業(yè)務(wù)涵蓋變壓器電感平衡測試儀，變壓器綜合測試儀，高壓測試儀19053，展榮新（臺儀達(dá)）系列產(chǎn)品等，價格合理，品質(zhì)有保證。公司秉持誠信為本的經(jīng)營理念，在儀器儀表深耕多年，以技術(shù)為先導(dǎo)，以自主產(chǎn)品為重點(diǎn)，發(fā)揮人才優(yōu)勢，打造儀器儀表良好品牌。展榮新精密電子憑借創(chuàng)新的產(chǎn)品、專業(yè)的服務(wù)、眾多的成功案例積累起來的聲譽(yù)和口碑，讓企業(yè)發(fā)展再上新高。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1269294.html</p></div></div></div></div></div><div id="ncerjbn" class="page-right twoColRt"><div id="c2hjl2w" class="box01 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