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src="/skins/333987/images/prodetail_cs_icon.png" /><span>廠商性質(zhì)：</span>生產(chǎn)廠家</li> <li><img src="/skins/333987/images/prodetail_cs_icon.png" /><span>更新時(shí)間：</span>2024-11-06</li> <li><img src="/skins/333987/images/prodetail_cs_icon.png" /><span>訪問量：</span>1299</li> </ul> <div id="tqrzhqzaxmzj" class="pro_detail_btn"> <a href="/order.html" class="prodtl_btn1">產(chǎn)品咨詢</a><a href="/contact.html" class="prodtl_btn2">聯(lián)系我們</a> </div> </div> <div id="tqrzhqzaxmzj" class="clear"></div> </div>  </div> <div id="tqrzhqzaxmzj" class="lhtab"><span id="tqrzhqzaxmzj" class="on span1">產(chǎn)品詳情</span><span id="tqrzhqzaxmzj" class="span2">在線留言</span></div> <div id="tqrzhqzaxmzj" class="page-procon"> <p><strong>DZY-2000L<strong>電纜路徑儀</strong></strong><br /><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px"> 路徑儀由信號發(fā)生器、功率放大器、接收器等部分組成。當(dāng)電纜路徑測試儀輸出的正弦波信號加到電纜上時(shí)，在電纜周圍有電磁場存在，利用磁電傳感器（感應(yīng)線圈）將電磁波轉(zhuǎn)換為電信號，通過放大器放大，再由蜂鳴器或耳機(jī)轉(zhuǎn)換為聲波信號，同時(shí)可以用表頭反映出信號的變化。當(dāng)線圈位于電纜正上方并垂直于地面時(shí)，線圈的感應(yīng)電動勢zui??；當(dāng)線圈垂直于地面并偏離電纜一定距離時(shí)，通過線圈的磁力線增加，線圈的感應(yīng)電動勢增大（圖9）。利用這一原理即可對電纜的路徑進(jìn)行探測。</span> <br /><br /><strong>DZY-2000L<strong>電纜路徑儀</strong></strong><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">主要技術(shù)參數(shù)</span><br /><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">測試信號：正弦波，頻率 1KHz、30 KHz；</span><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">輸出功率： 30W；</span><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">電源電壓：交流220V± 10﹪，50Hz±1﹪；</span><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">外形尺寸： 220×210×80；</span><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">重量： 0.5kg；</span><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">使用環(huán)境溫度：-10 - 40℃ ；</span><br /><br /><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px"><strong>電纜路徑儀</strong>圖片</span><br /><img alt="" src="http://i01.yizimg.com/ComFolder/305761//201309/%E6%88%AA%E5%9B%BE20130910113025.jpg" style="height:auto; margin:0px auto 5px; width:277px" /><br /><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">　產(chǎn)品的成套性</span><br /><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">路徑信號發(fā)生器 1 臺;</span><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">路徑信號接收器 1 臺;</span><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">輸出連接電纜線 1 根;</span><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">接收連接線 1 根;</span><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">探棒 1 根;</span><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">耳機(jī) 1 個(gè);</span><br /><br /><br /><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">路徑儀工作示意圖</span><br /><br /><img alt="" src="http://i01.yizimg.com/ComFolder/305761//201309/%E6%88%AA%E5%9B%BE20130910113053.jpg" style="height:auto; margin:0px auto 5px; width:650px" /><br /><br /><span style="color:rgb(0,0,0); font-family:tahoma,verdana,geneva,arial,helvetica,sans-serif; font-size:12px">由上圖可知使探棒線圈軸線垂直于地面，慢慢移動，當(dāng)線圈位于電纜正上方且垂直于電纜時(shí)，磁力線與線圈平面平行，沒有磁力線穿過線圈，線圈內(nèi)無感應(yīng)電動勢產(chǎn)生，耳機(jī)中聽不到聲響，且表頭指針指示zui小。然后將探棒先后向兩邊移動，就有一部分磁力線穿過線圈，產(chǎn)生感應(yīng)電動勢，耳機(jī)中開始聽到音頻響聲，且表頭指針逐漸增大。隨著探棒緩慢移動，聲響逐漸變大，當(dāng)移動到某一距離時(shí)，響聲zui大，再往遠(yuǎn)處移動，響聲又逐漸減弱。在電纜附近，聲響與其位置關(guān)系形成一馬鞍形曲線，曲線谷點(diǎn)所對應(yīng)的測試位置即電纜所經(jīng)過的路徑。</span></p> <div id="tqrzhqzaxmzj" class="pagetb"> <p> 上一條：<a href="/Products-25505115.html">ZMY-3000L路燈電纜故障測試儀（路燈電纜故障檢測儀）</a></p> <p> 下一條：<a href="/Products-25505125.html">HLJ-02HLJ-02電纜路徑儀</a></p> </div> </div> <div id="tqrzhqzaxmzj" class="page-messages" style="display: none;"> <link rel="stylesheet" type="text/css" href="/css/MessageBoard_style.css"> <script language="javascript" src="/skins/Scripts/order.js?v=20210318" type="text/javascript"></script> <a name="order" id="order"></a> <div id="tqrzhqzaxmzj" class="ly_msg" id="ly_msg"> <form method="post" 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