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	<title>专注福禄克测试仪销售与技术 &#187; 光纤故障演示箱</title>
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		<title>故障演示箱介绍</title>
		<link>http://www.faxytech.com/archives/68.html</link>
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		<pubDate>Wed, 08 Jun 2011 09:03:56 +0000</pubDate>
		<dc:creator>深圳连讯</dc:creator>
				<category><![CDATA[技术专栏]]></category>
		<category><![CDATA[光纤故障演示箱]]></category>
		<category><![CDATA[布线故障演示箱]]></category>
		<category><![CDATA[故障演示箱]]></category>

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		<description><![CDATA[???线缆故障演示箱??? ? ?? 可用于教学、科研及网络实验室的培训。使用户很方便的了解网络基础布线中常见故障现象，深入理解布线标准中的参数和实践意义。稳定而又可靠的故障现象保证了... ]]></description>
			<content:encoded><![CDATA[<p><strong>???线缆<span class='wp_keywordlink_affiliate'><a href="http://www.faxytech.com/tag/%e6%95%85%e9%9a%9c%e6%bc%94%e7%a4%ba%e7%ae%b1" title="查看 故障演示箱 的全部文章" target="_blank">故障演示箱</a></span>?</strong>??</p>
<p>? ?? 可用于教学、科研及网络实验室的培训。使用户很方便的了解网络基础布线中常见故障现象，深入理解布线标准中的参数和实践意义。稳定而又可靠的故障现象保证了多次测试的可重复性，为用户教学培训及研究工作提供了良好的工具，本产品配合网络布线测试仪，<span class='wp_keywordlink'><a href="http://www.faxytech.com/products/testers/cable" title="线缆分析仪">线缆分析仪</a></span>使用用户能够很快的掌握布线测试的使用方法及了解仪器的功能特点。</p>
<p><strong>??? 网络<span class='wp_keywordlink_affiliate'><a href="http://www.faxytech.com/tag/%e5%b8%83%e7%ba%bf%e6%95%85%e9%9a%9c%e6%bc%94%e7%a4%ba%e7%ae%b1" title="查看 布线故障演示箱 的全部文章" target="_blank">布线故障演示箱</a></span>箱故障分类：</strong></p>
<p><strong>?? 下图为<span class='wp_keywordlink'><a href="http://www.faxytech.com/archives/dtx-cableanalyzer.html" title="福禄克FLUKE DTX">DTX</a></span>系列（<span class='wp_keywordlink'><a href="http://www.faxytech.com/archives/dtx-1800.html" title="福禄克FLUKE DTX-1800">DTX-1800</a></span>）界面</strong></p>
<ol>
<li>跨接、交叉、短路：在布线中常见的几种接线图故障，布线施工人员往往在端接两端模块时由于粗心大意所常犯的错误。</li>
</ol>
<p>???????? <img src="http://www.anheng.com.cn/products/showimg.php?iid=985&amp;action=small" border="0" alt="" hspace="0" vspace="6" align="baseline" /></p>
<p>?? 2.? 串绕接线：在布工程中往往没有按照T568A/T568B的标准打线方式端接模块所造成的。</p>
<p>??????? <img src="http://www.anheng.com.cn/products/showimg.php?iid=986&amp;action=small" border="0" alt="" hspace="0" vspace="6" align="baseline" /></p>
<p>?? 3. 端口处的串扰：在端接时经常出现的问题，由于施工工艺或元器质量所致。</p>
<p>????????<img src="http://www.anheng.com.cn/products/showimg.php?iid=988&amp;action=small" border="0" alt="" hspace="0" vspace="6" align="baseline" /></p>
<p>?? 4.线路中间串扰：往往由于施工工艺或是线缆质量所引起的。</p>
<p>??????? <img src="http://www.anheng.com.cn/products/showimg.php?iid=987&amp;action=small" border="0" alt="" hspace="0" vspace="6" align="baseline" /></p>
<p>? 5.<span class='wp_keywordlink'><a href="http://www.faxytech.com/archives/return_loss.html" title="回波损耗">回波损耗</a></span>故障：</p>
<p>?????? <img src="http://www.anheng.com.cn/products/showimg.php?iid=989&amp;action=small" border="0" alt="" hspace="0" vspace="6" align="baseline" /></p>
<p>??? <strong><span style="font-size: small;"><span class='wp_keywordlink_affiliate'><a href="http://www.faxytech.com/tag/%e5%85%89%e7%ba%a4%e6%95%85%e9%9a%9c%e6%bc%94%e7%a4%ba%e7%ae%b1" title="查看 光纤故障演示箱 的全部文章" target="_blank">光纤故障演示箱</a></span></span></strong></p>
<p><strong>??? ?</strong>可以模拟光纤故障产生的原因，进行<span class='wp_keywordlink'><a href="http://www.faxytech.com/archives/dtx-otdr.html" title="DTX OTDR">OTDR</a></span>故障曲线等。</p>
<p>???<img src="http://www.anheng.com.cn/products/showimg.php?iid=2274&amp;action=small" border="0" alt="" hspace="0" align="baseline" /></p>
<p>??? 故障演示箱共分10个接口，其中1与4、2与3、5与8、6与7、9与10分别为一组。其中：</p>
<ul>
<li>1与4 为无故障光纤</li>
<li>2与3为无耦合器损耗故障</li>
<li>5与8，6与7为有耦合器损耗故障</li>
<li>9与10 包括4个熔接点、一个耦合器、主要用于OTDR曲线演示</li>
</ul>
<p><span style="font-size: small;"><strong>?产品型号：</strong></span></p>
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<td width="128" height="19"><span style="font-family: 宋体;">型号</span></td>
<td width="310"><span style="font-family: 宋体;">描述</span></td>
</tr>
<tr height="19">
<td height="19"><span style="font-family: 宋体;">AH-5144</span></td>
<td><span style="font-family: 宋体;">布线故障演示箱</span></td>
</tr>
<tr height="19">
<td height="19"><span style="font-family: 宋体;">AH-10195</span></td>
<td><span style="font-family: 宋体;">光纤故障演示箱</span></td>
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