<p style="TEXT-INDENT: 24.1pt; MARGIN-LEFT: 0cm; mso-char-indent-count: 2.0" class="MsoNormalIndent"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">所有传输测试都使用经厂商认证的系统测试仪进行(必须适应支持六类系统测试的测试仪,如</span><span lang="EN-US">Fluke<span style="mso-spacerun: yes"> </span>DSP4000</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">系列和</span><span lang="EN-US">MICROTEST<span style="mso-spacerun: yes"> </span>MINIScanner</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">等</span><span lang="EN-US">,</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">参照六类标准草案进行测试。</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">所有测试过的端口都会提供一份软拷贝,以作管理之用。</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">所有端接的指引及要求,测试配置及测试程序及注意事项,都一一严格遵守,保证测试结果无误。</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">所有用于测试</span><span lang="EN-US">UTP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">链路表现,端接在配线架或端口的适配器。其本身的表现都必须比原来的链路的表现为佳。</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">所有主干电缆的长度都不多于</span><span lang="EN-US">90</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">米,而所有水平电缆</span><span lang="EN-US">UTP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">将会百分百测试以下的参数:</span></p>
<p style="TEXT-INDENT: 24pt; MARGIN-LEFT: 0cm; mso-char-indent-count: 2.0" class="MsoNormalIndent"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">接线图</span><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">连通性测试</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">;长度;衰减;近端串扰;远端串扰;</span><span lang="EN-US">ACR</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">;</span><span lang="EN-US">ELFEXT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">;</span><span lang="EN-US">Power Sum NEXT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">;回波损耗;</span><span lang="EN-US">Power Sum ELFEXT </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">;回损;传输延迟;延迟偏差等</span></p>
<p style="TEXT-INDENT: 24pt; MARGIN-LEFT: 0cm; mso-char-indent-count: 2.0" class="MsoNormalIndent"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">主干</span><span lang="EN-US">FTP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">链路的长度超过</span><span lang="EN-US">90</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">米,或跳线的长度超过</span><span lang="EN-US">6</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">米,所有</span><span lang="EN-US">FTP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">都将进行连续性测试。</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">水平配线电缆为六类屏蔽</span><span lang="EN-US">100</span><span style="FONT-FAMILY: Symbol; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'; mso-char-type: symbol; mso-symbol-font-family: Symbol" lang="EN-US"><span style="mso-char-type: symbol; mso-symbol-font-family: Symbol">W</span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">阻燃型平衡电缆。满足或高于</span><span lang="EN-US">ISO 11801</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">的技术性能要求:</span></p>
<p style="TEXT-INDENT: 24pt; MARGIN-LEFT: 0cm; mso-char-indent-count: 2.0" class="MsoNormalIndent" align="center"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'"><img style="FILTER: ; WIDTH: 643px; HEIGHT: 443px" border="0" hspace="0" alt="" src="http://www.qrxt.net/UploadFiles/综合布线系统铜缆与光纤测试与验收01.jpg" width="28" height="30"/></span></p>
<p style="TEXT-INDENT: 24pt; MARGIN-LEFT: 0cm; mso-char-indent-count: 2.0" class="MsoNormalIndent" align="left"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">信息插座、配线模块、转换接头和交叉连接配线架等连接硬件必须满足或高于</span><span lang="EN-US">ISO 11801</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">所提出的要求。由</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">于大部分的问题都产生在电缆的末端或端接位置,所以所有的发送端</span><span lang="EN-US">STP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">链路都百分百测试以上所标识的参数(近、远端串扰应进行双端测试)。</span></p>
<p style="TEXT-INDENT: 24pt; MARGIN-LEFT: 0cm; mso-char-indent-count: 2.0" class="MsoNormalIndent"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">任何一条链路的电缆的长度都不应超过标准所规定的水平电缆及主干电缆长度要求。</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">如果设备线不包括在测试链路内,其链路包括跳线的参数应比标准的参数有四个百分点的提高。</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">如果设备线和跳线都不包括在测试链路内,参数应比标准的参数表有九个百分点的提高。</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">如果设备线不包括在测试链路内,链路的表现都必须符合标准的参数表的要求,不论其链路是跳接或对接。</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">申请布线系统</span> <span lang="EN-US">20</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'">年质量保证,所提供的测试报告必须按基本链路方式进行测试。</span></p> |
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