廣東交流毫歐表服務(wù)至上深圳市茂迪機(jī)電設(shè)備供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content=" 深圳市茂迪機(jī)電設(shè)備有限公司測(cè)量易爆環(huán)境低阻值接觸電阻的精密微歐表、萬用表Metrahit27EXMETRAHIT27EX是一個(gè)緊湊，堅(jiān)固耐用和可靠的工具，它適用于工廠，現(xiàn)場(chǎng)服務(wù)及實(shí)驗(yàn)室的精確測(cè)量和記錄。同時(shí)該儀器適用"><meta name="keywords" content="廣東交流毫歐表,毫歐表"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" 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clearfix"><h1>廣東交流毫歐表服務(wù)至上深圳市茂迪機(jī)電設(shè)備供應(yīng)</h1><div id="v3g3pmb" class="proBig"><div id="b9ti7lp" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szmdjd/637360195287656250/3040605.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="kqcedur" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szmdjd/637360195287656250/3040605.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="j3h72rt" 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>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>廣東交流毫歐表,毫歐表</p><p><span>***更新：</span>2020-12-14 07:18:47</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="tphebik" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市茂迪機(jī)電設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>黃富強(qiáng)</p><p><span>郵箱: </span>fuqiang.huang@maodi.net</p><p><span>電話: </span>13509625980</p><p><span>傳真: </span>0755_</p><p><span>網(wǎng)址: </span>http://www.maodi.net</p><p><span>手機(jī): </span>0755-83280136</p><p><span>地址: </span>深南大道6006號(hào)華豐大廈2803、2804</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="zo7e2jl" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="k8vfry3" class="box"><p><p> <strong><span style="font-size:14px;">深圳市茂迪機(jī)電設(shè)備有限公司</span></strong>測(cè)量易爆環(huán)境低阻值接觸電阻的精密微歐表、萬用表Metrahit27EXMETRAHIT27EX是一個(gè)緊湊，堅(jiān)固耐用和可靠的工具，它適用于工廠，現(xiàn)場(chǎng)服務(wù)及實(shí)驗(yàn)室的精確測(cè)量和記錄。同時(shí)該儀器適用于認(rèn)證的潛在環(huán)境，嚴(yán)格參照ExII2GExiaIIAT4Gb.標(biāo)準(zhǔn)，廣東交流毫歐表。德國(guó)GMC易爆環(huán)境**用數(shù)字多用表，廣東交流毫歐表，廣東交流毫歐表、毫歐表Metrahit27EX滿足的法規(guī)和標(biāo)準(zhǔn)IEC/EN61010-1:2010VDE0411-1:2011Safetyrequirementsforelectricalequipmentformeasurement,controlandlaboratoryuseEN60529VDE0470,part1TestinstrumentsandtestproceduresDegreesofprotectionprovidedbyenclosures(IPcode)DINEN61326-1VDE0843-20-1Electricalequipmentformeasurement,controlandlaboratoryuse–EMCrequirements–Part1:GeneralrequirementsDINEN60079-0:2013VDE170-01Electricalapparatusforexplosivegasatmosphere,generalrequirementsDINEN60079-11:2012VDE170-7Explosiveatmosphere測(cè)量易爆環(huán)境低阻值接觸電阻的精密微歐表、萬用表Metrahit27EX配件清單1METRAHIT27EX1個(gè)GH18橡膠減震套（藍(lán)色），包括背帶8個(gè)可充電NiMH電池。毫歐表測(cè)量短路的原理是什么？廣東交流毫歐表</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東交流毫歐表,毫歐表" src="https://tyunfile.71360.com/UploadFile/szmdjd/637360195287656250/3040605.png"></div><p> 1.微電阻計(jì)或bai者毫歐表這個(gè)原理是恒流源的方式du，儀器內(nèi)部產(chǎn)生恒定的電流（一zhi般是dao1A以下，根據(jù)不同的量程，有不同的測(cè)試電流），儀器內(nèi)部測(cè)試出兩端的電壓，根據(jù)歐姆定律計(jì)算出來直流電阻值，測(cè)出來的值也是真實(shí)的直流電阻值，而且精度高，讀數(shù)穩(wěn)定。 </p> <p> 典型型號(hào)有：METRAHIT 27I、METRAHIT 27M、METRAHIT 27EX、METRAHIT H+E CAR等等。 </p> <p> 2.普通萬用表：測(cè)量電阻的原理是分壓方式，萬用表自身產(chǎn)生一個(gè)總的電壓，根據(jù)被測(cè)電阻上面分得電壓的大小來測(cè)量出來，因此被測(cè)電阻的阻值和萬用表內(nèi)阻比較接近的時(shí)候，測(cè)量的值相對(duì)準(zhǔn)確，如果是偏大或者偏?。ㄓ绕涫瞧〉臅r(shí)候），值偏差比較大，因此測(cè)量誤差比較大。對(duì)于是歐姆級(jí)別的測(cè)量來說，也是沒問題的?，F(xiàn)在很多高精度臺(tái)式萬用表采用的也是和毫歐表一樣的測(cè)量原理了。典型型號(hào)有：METRAHIT 27I、METRAHIT 27M、METRAHIT 27EX、METRAHIT H+E CAR等等。深圳市茂迪機(jī)電設(shè)備有限公司 </p> <p> <br /> 廣西t477w毫歐表使用方法如何用毫歐表來測(cè)量保險(xiǎn)絲？深圳茂迪黃富強(qiáng)教您如何測(cè)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東交流毫歐表,毫歐表" src="https://tyunfile.71360.com/UploadFile/szmdjd/637360195378652344/3580568.png"></div><p> 恒流源電流流經(jīng)的系統(tǒng)內(nèi)部線路電阻和連接飛機(jī)的測(cè)試導(dǎo)線的導(dǎo)線電阻可達(dá)三十幾毫歐，可作為系統(tǒng)常數(shù)誤差予以消除。難以消除的誤差是隨機(jī)誤差，來自于測(cè)試線路與機(jī)上連接點(diǎn)的隨機(jī)接觸電阻。每次測(cè)量時(shí)，擰緊測(cè)試線的力度不同、接觸表面的清潔度不同，其接觸電阻完全是隨機(jī)的，變化范圍可達(dá)幾個(gè)毫歐。為此采用如圖4所示的測(cè)試連接電路予以消除。圖4消除隨機(jī)誤差的測(cè)試連接圖測(cè)試原理是四線測(cè)試法。選擇L1~L4四根導(dǎo)線為相同導(dǎo)線電阻的鍍銀導(dǎo)線。M1、M2為機(jī)上測(cè)試連接點(diǎn)。在同一個(gè)測(cè)試點(diǎn)上擰緊兩根測(cè)試線，L1和L2，L3和L4。導(dǎo)線的另一端接至測(cè)試接線盒的接觸電阻小于φ6鍍金接線柱。采用手動(dòng)連接活動(dòng)鍍金接線片的辦法，構(gòu)成三種測(cè)試狀態(tài)：R+接T1、R―接N1，測(cè)量出L1、L2及接觸點(diǎn)M1的接觸電阻；R+接N2、R―接T2，測(cè)量出L3、L4及接觸點(diǎn)M2的接觸電阻。將這兩個(gè)電阻值取平均值作為測(cè)試線路的系統(tǒng)誤差。***測(cè)出R+接N2、R―接N1的電阻值，減去上述測(cè)得的測(cè)試線路系統(tǒng)誤差，即得到機(jī)體電阻值。5測(cè)試軟件流程圖如圖5所示，單片機(jī)采用查詢方式響應(yīng)測(cè)試鍵控。用4個(gè)鍵對(duì)應(yīng)四個(gè)測(cè)試狀態(tài)，且及時(shí)顯示測(cè)試結(jié)果以便于操作者判斷。程序判斷四個(gè)電阻測(cè)試完后，自動(dòng)修正各種誤差。</p><p> 萬用表的毫伏檔測(cè)量做毫歐表用， </p> <p> <p> 常需要測(cè)量一些毫歐級(jí)的小電阻，萬用表的電阻檔直接無法測(cè)量，如果用恒流法來測(cè)量會(huì)很方便： </p> <p> 我用兩塊萬用表，一個(gè)直接穩(wěn)壓電源，來測(cè)量制作點(diǎn)焊機(jī)時(shí)次級(jí)回路的電阻很是方便，在待測(cè)電路兩端通以1A的直流電， </p> <p> 用萬用表的毫伏檔直接測(cè)量?jī)啥穗妷?，讀出的毫伏數(shù)就是電路的毫歐值，如圖中所示，2.753MV，就是2.753毫歐。 </p> <p> <p> 沒恒流，雙表法也不錯(cuò) </p> <p> 測(cè)普通的10mA比較穩(wěn)定， </p> <p> 但有些工作在大電流的東西，實(shí)際到要1A測(cè)出來穩(wěn)定可靠（這是手持電橋不行的） </p> </p> 毫歐表的使用視頻教程，四線法測(cè)量方法。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東交流毫歐表,毫歐表" src="https://tyunfile.71360.com/UploadFile/szmdjd/637358931083671875/8410952.png"></div><p> 下載中文說明PDF下載英文說明PDF產(chǎn)品視頻演示同類產(chǎn)品選型ResistanceMeasuringInstrumentRuggedDigitalMicrohmmeterforlowresistancemeasurement,withbuiltintemperaturecompensationCropicoDO7Plus可編程精密電阻測(cè)量?jī)x/高精度微歐計(jì)/直流電阻測(cè)試儀產(chǎn)品型號(hào)：DO7Plus突出優(yōu)勢(shì)：堅(jiān)固耐用的數(shù)字微歐表，具有***的功能，適用于各種低電阻測(cè)量，尤其適合變壓器熱線圈的測(cè)量，內(nèi)置溫度補(bǔ)償。具有單向電流、正反向電流、平均值測(cè)量功能具有單觸發(fā)電流測(cè)量和連續(xù)測(cè)量模式具有手動(dòng)量程和自動(dòng)量程功能可選PT100溫度傳感器或普通溫度計(jì)對(duì)測(cè)量結(jié)果進(jìn)行溫度自動(dòng)補(bǔ)償高達(dá)5位數(shù)字顯示，**大顯示60000數(shù)字，**小電阻可測(cè)到**大測(cè)試電流達(dá)10A具有USB和RS232接口，可將測(cè)量數(shù)據(jù)傳輸至電腦進(jìn)行分析、存儲(chǔ)、打印等獨(dú)有繪制冷卻曲線功能產(chǎn)品介紹：◆這款DO7Plus加強(qiáng)型是一款10A微歐表，適合應(yīng)用于航天航空領(lǐng)域的精密電阻測(cè)量、公共事業(yè)、線纜或機(jī)械制造商以及需要繪制冷卻曲線coolingcurve及測(cè)量峰值電阻的場(chǎng)合?！魞x器封閉在一個(gè)IP67盒子中（當(dāng)關(guān)閉時(shí)），或IP53，（蓋子打開時(shí)），它具有非常堅(jiān)固的結(jié)構(gòu)，確保經(jīng)久耐用。◆這款DO7Plus加強(qiáng)型具有一個(gè)帶背光燈的液晶顯示面板，標(biāo)準(zhǔn)電腦式鍵盤。四線微歐計(jì)如何測(cè)量電阻。廣東交流毫歐表</p><p style="text-indent:25px">微電阻計(jì)，主要用于測(cè)量電阻的阻值。微電阻計(jì)具有元件測(cè)試分類所必需的比較器功能。廣東交流毫歐表</p><p> 德國(guó)GMC-I高美測(cè)儀METRAHIT27I毫歐表采用強(qiáng)固外殼設(shè)計(jì)，（深圳市茂迪機(jī)電設(shè)備有限公司）是專為工廠維護(hù)以及各種工業(yè)現(xiàn)場(chǎng)使用的低電阻測(cè)量?jī)x器（10A）。儀器采用4線法測(cè)量原理，可精測(cè)量很低的電阻值，精度達(dá)。METRAHIT27I可測(cè)量1μΩ至3GΩ的電阻阻值，分辨率達(dá)1μΩ?？蛇x擇10A、1A、100mA或10mA測(cè)試電流，并具有測(cè)試電流反向功能。METRAHIT27I可用來測(cè)量電阻性材料及電感性材料阻值；可儲(chǔ)存99組測(cè)量結(jié)果，并可直接經(jīng)由串口打印機(jī)（選購(gòu)）打印輸出測(cè)量結(jié)果。4?位毫歐多用表及數(shù)據(jù)記錄儀，METRAHIT27I毫歐表數(shù)字絕緣電阻測(cè)試儀毫歐表,4?位數(shù)字多用表及數(shù)據(jù)記錄儀多功能集于一身.除了能完成毫歐表功能,可以作為絕緣電阻測(cè)試儀使用，量程達(dá)到G?范圍.尤其適用于航空服務(wù)及維修領(lǐng)域，同時(shí)也適用于電機(jī)維修等一系列領(lǐng)域.功能特性：?絕緣電阻測(cè)量量程從M?至G?，可選50,100,250或500V等多種電壓測(cè)試等級(jí)?毫歐表(開爾文四線制測(cè)試連接)支持的量程包括://m?@1A(脈沖測(cè)試電流),/m?@200mA,/?@20mA?電壓測(cè)量量程從3至600VDC或3t到600VAC，支持30,000位?通斷性及二極管測(cè)量?過載保護(hù)功能?LCD液晶顯示并支持背光?紅外接口?測(cè)量等級(jí):600VCATII。廣東交流毫歐表</p></p><br /><p>文章來源地址: 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