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输煤生产现场通信技术方案比较
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<p style="text-align:center;" class="MsoNormal" align="center"> <b><span style="font-family:宋体;font-size:16pt;font-weight:bold;"><span>输煤</span></span></b><b><span style="font-family:宋体;font-size:16pt;font-weight:bold;"><span>生产现场通信技术方案比较</span></span></b><b><span style="font-family:宋体;font-size:16pt;font-weight:bold;"></span></b> </p> <p style="text-align:center;" class="MsoNormal" align="center"> <b><span style="font-family:宋体;font-size:16pt;font-weight:bold;"></span></b> </p> <p style="text-indent:27.4pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"><span>用户需要分析</span></span></b><b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"></span></b> </p> <p style="text-indent:21.75pt;" class="MsoNormal"> <span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>输煤</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>现场生产环境比较恶劣,具有</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>潮湿、粉尘、高噪音,气体爆炸危险等特点</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>,因而现场内通</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>讯</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>系统的选择一定要适合现场环境要求以及生产过程中生产、安全管理对通讯系统的需要,因而选择一合适的通信系统非常重要,现就目前国内工业企业使用的主流内部</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>扩音呼叫</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>通信系统做一简要的比较,希望对用户选择提供参考。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:27.4pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"><span>扩音对讲系统特点分析</span></span></b><b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"></span></b> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>目前国内在</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>石化、冶金、电力、洗煤、煤化</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>工等行业,经常使用的具有</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>广播</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>对讲功能的内部通信系统主要</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>有无主机扩音对讲系统</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>和</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>程控指令调度广播系统</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;">.<span>见提供</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>的</span></span><span style="font-family:宋体;font-size:10.5pt;">CAD</span><span style="font-family:宋体;font-size:10.5pt;"><span>附图</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:27.4pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:14pt;font-weight:bold;"><span>1.</span></span><b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"><span>无主机扩音对讲系统</span></span></b><b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"></span></b> </p> <p class="MsoNormal"> <b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"> </span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"> 1.1 <span>系统特点</span></span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>无主机扩音对讲系统是原于美国</span>GTC<span>公司的一套具有广播和对讲功能的厂区内部</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>通信</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>系统</span>,<span>在</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>石油、化工、电力、洗煤、煤化工</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>有着广泛的应用,其系统特点为:</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">1.<span>系统不需要主机,系统连接采用总线式连接,系统具有</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>广播和对讲</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>功能,对于现场广播的最大特点是一呼百应,每个话站均具有广播和对讲功能,多通道系统</span>5<span>对现场人员可同时实现通话互不干扰,并且在同一通道可多人同时听讲(最多</span><span>6</span><span>人),系统内不能实现对终端话站的点呼和组呼。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">2.<span>每个话站具有呼叫按钮,按下呼叫按钮即可对系统进行广播呼叫,松开呼叫按钮即可在指定通道双方通话,而且每个话站均具有该功能。使用方法简单直接。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">3.<span>每个话站具有独立电源和功放,系统内话站广播和通话不需要主机控制,采用集中供电,具有音量调整和侧音调整功能,系统可靠,维护简单,系统电缆采用双屏对绞专用电缆,适用于现场恶劣环境。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">4.<span>总线式配线方式,集中供电,系统配线简单,系统扩容移机方便</span><span>.</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">5.<span>终端设备的的防腐、防护、气体防爆性能及安装方式均能满足要求。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">6.<span>辅助功能</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>根据需要,配置电话接入、语音警报、分区合并控制装置,实现外线用户对现场的广播对讲(扩音对讲系统终端不能对外线进行呼叫对讲)、与火灾报警系统、系统故障等连锁报警以及不同区域的全呼,组呼和点呼功能。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:24pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;">1.2 <span>系统简介另见</span><span>:</span><span>无主机式扩音呼叫系统技术方案</span></span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </p> <p style="text-indent:24pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </p> <p style="text-indent:27.4pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:14pt;font-weight:bold;"><span>2.</span></span><b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"><span>有主机式</span></span></b><b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"><span>程控指令调度广播系统</span></span></b><b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"></span></b> </p> <p class="MsoNormal"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"> 2.1 <span>系统特点</span></span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>程控指令调度广播系统</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>是在</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>程控调度系统</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>的基础上,借助于</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>调度机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>的部分功能和具有广播功能的扩音电话机组成的通信系统。在冶金行业应用较多,其系统特点为:</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">1.<span>具有</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>调度机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>的所有功能,对于现场广播的最大特点具有点呼功能,群呼、组呼时,是利用</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>程控调度机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>的电话会议功能和</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>扩音电话机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>的广播功能实现,只有控制室</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>调度台</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>具有</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>群呼、组呼功能,并且群呼</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>时,被叫方摘机通话时,其他电话仍处于广播状态,分机一般只能进行拨号点呼,不能实现组呼和群呼功能。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">2.<span>调度台对分机的呼叫和通话具有</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>程控调度机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>的对分机的调度功能,分机之间通话或呼叫时。若对方处占线状态,不能及时沟通。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">3.</span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>终端扩音电话机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>具有独立功放和</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>电话机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>功能,终端之间的电话接续通过调度主机,扩音电话机现场需要提供</span>220V<span>电源,功放输出具有调音功能,但不具有侧音调整功能。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">4.<span>系统配线采用放射式,每一话站电话线必须从主机配出,若考虑现场话机</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>电源</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>供电,总体配线方案比较复杂,若要保证系统的可靠性,必须采用集中供电,否则,紧急状况时,若造成部分停电,失电部分的话机将失去</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>广播</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>功能。现场电源质量也会影响到通话和广播质量,以及产品的使用寿命。这样,系统配线从供电方式划分有三种方案</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>(</span>1<span>)现场分散式供电:</span></span><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;">-<span>不推荐</span></span></b><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>(</span>2<span>)分区供电:采用大对数</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>通信电缆</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>配到现场保安电话配线箱,再从保安电话接线箱由专用指令电话电缆配到终端话机。</span></span><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;">-<span>线缆费用略省。保证现场提供电源可靠、供电质量好,推荐</span></span></b><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>(</span>3<span>)集中供电:由</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;text-decoration:underline;" class="15"><span>调度机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>旁保安配线箱采用专用指令电话电缆配到终端话机。</span></span><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;">-<span>推荐</span></span></b><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">5.<span>终端设备的防腐、防护、气体防爆性能及安装方式均能满足要求。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">6<span>辅助功能:</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"> <span>外线能够对</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>各</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>话站进行拨号点呼。不具有语音警报联动功能,分组呼叫采用分组电话会议功能实现。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:24pt;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:24pt;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;">2.2 <span>系统简介</span><span>:</span><span>详见有主机式集中供电指令扩音系统技术文件实例说明</span></span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:23.5pt;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:14pt;font-weight:bold;">3.<span>有程控主机的集中供电扩音呼叫系统介绍</span></span></b><b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"> </span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"> </span></b><b><span style="font-family:宋体;font-size:14pt;font-weight:bold;">TZQ-2<span>型</span></span></b><span><a href="http://www.cswy99.com/"><b><u><span style="font-family:宋体;color:#0000ff;font-size:14pt;font-weight:bold;text-decoration:underline;" class="15"><span>数字程指令扩音模块</span></span></u></b></a></span><b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"><span>介绍</span></span></b><span style="font-family:宋体;color:#ff0000;font-size:14pt;"></span> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <a name="_Toc184981632"></a><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"><a name="_Toc191362575"></a><span>概述</span></span></b><b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;">TZQ-2<span>型数字程控指令电话系统是新一代全自动指令电话系统,在综合众多指令广播系统优点的基础上,采用国际电报电话咨询委会(</span><span>CCITT</span><span>)</span><span>G.712</span><span>、</span><span>G732</span><span>号建议书等标准开发生产。能与任何</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>交换机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>、</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>调度机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>相连。并能共享</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>交换机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>、</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>调度机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>所有系统功能。既能适应数字通信环境,又能适应任意模拟通信环境;系统设计既立足国情,又在技术创新上独具优势,是石油、化工、矿山、冶炼、交通、电力、军事、公安、部队、煤矿等专用网和大中型企事业单位理想的新型指挥调度、应急广播通信设备。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <h2 style="text-align:justify;text-indent:0pt;" align="justify"> <a name="_Toc184981633"></a><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"><a name="_Toc191362576"></a><span>系统组成</span></span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </h2> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;">TZQ-2</span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>数字程控指令电话系统</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>。按功能可分为</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>指令电话通信</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>(与其他符合国标的</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>交换机、调度机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>相连)、</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>指令电话扩音、系统电源等模块</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>。见指令电话系统原理框图。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <h3 style="text-align:justify;text-indent:0pt;" align="justify"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"><span>指令电话通信模块:</span></span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </h3> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>本指令电话系统的通信模块,由上端</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>交换机</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>提供</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>模拟环路用户接口</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <h3 style="text-align:justify;text-indent:0pt;" align="justify"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"><span>指令电话扩音模块:</span></span></b><b><span style="font-family:宋体;font-size:14pt;font-weight:bold;"></span></b> </h3> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>每个指令广播用户可输出</span>5-30w<span>的广播扩音功率;</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>具有个呼(点对点的呼叫)功能;</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>具有组呼(点对群的呼叫)功能;</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>具有齐呼(点对全体的呼叫)功能;</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>可在任系统内任意电话摘机进行调度指挥、应急广播;</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>可配置</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>室内、室外,防尘、防水、防爆、抗噪,墙挂</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>、桌上式电话端局(话站);</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>指令广播用户采用四线(</span>2<span>根线接端局、</span><span>2</span><span>根线接喇叭)传输方式,无需现场供电;</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>本系统指令广播扩音部分由下列单元组成:</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">ZQHB<span>板………… 组呼、齐呼板。由单片机组成</span><span>3</span><span>路组呼和</span><span>1</span><span>路齐呼电路用于实组呼、齐呼功能的控制。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">ZYHB<span>板………… 指令广播用户板。由单片机控制呼叫检测自动启动,忙音自动挂机,话站摘机检测,广播扩音控制、</span><span>30w</span><span>功率放大等电路组成</span><span>1</span><span>路个呼电路单元件。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">DC/DC<span>板…………工作电源板。该板提供</span><span>+5v/20A</span><span>的工作电源,由</span><span>DC48v</span><span>变换为</span><span>DC5v</span><span>开关电源模块组成。可供一层背板使用(</span><span>16</span><span>个指令用户)。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">XTBB<span>板………… 系统背板。是各功能板实现其功能的连接板。每块背板上有</span><span>1</span><span>个</span><span>ZQHB</span><span>板槽位和</span><span>16</span><span>个</span><span>ZYHB</span><span>板槽位和</span><span>1</span><span>个</span><span>DC/DC</span><span>工作电源板的槽位。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>话站</span>(<span>端局</span><span>)</span><span>……… 话站用于实现有线通信,并具有防尘、防水、防爆、抗噪作用。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <h3 style="text-align:justify;text-indent:0pt;" align="justify"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"> </span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </h3> <h3 style="text-align:justify;text-indent:0pt;" align="justify"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"><span>系统电源模块:</span></span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </h3> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>由</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>一次电源</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>和备用电源组成,一次电源是将</span>AC220v 50Hz<span>的市电经过高频开关电源,将其转换成</span><span>DC48v</span><span>系统工作电源。备用电源由蓄电池组成,以备市电停电后,由备用电池向系统供电。也可以由上端通信系统电源提供。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <br /> </p> <!--EndFragment--><span id="__kindeditor_bookmark_end_6__"></span><span style="font-family:宋体;font-size:10.5pt;"></span> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:-78.75pt;margin-left:120.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:'Times New Roman';font-size:12pt;">TZQ-2</span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:12pt;text-decoration:underline;" class="15"><span>数字程控指令电话</span></span></u></a></span><span style="font-family:宋体;font-size:12pt;"><span>系统原理框图</span><a name="_Toc184981634"></a></span><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"><a name="_Toc191362577"></a></span></b> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"><span>系统特点</span></span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>系统硬件采用飞利浦</span>16<span>位微外理器及美国国家半导体公司、加拿大敏迪公司的超大规模集成通信专用集成电路,整机技术先进、集成度高。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>工艺先进</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>采用先进的全自动波峰焊接技术,生产工艺达到国内先进水平。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>款式新颖</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:24pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:12pt;"><span>主</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>机外形采用最新结构、最新款式,达到小巧美观的效果。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>高可靠性</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>外接端口具备过流、过压保护,误接</span>220 v<span>交流电源不会损坏,排除故障后自动恢复正常工作。设备通过</span><span>CCITT.k.20</span><span>实验测试。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>主机配电智能化</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>主机配接</span>48v<span>直流电瓶,在正常供电状态下电瓶自动充电,电网供电不正常时自动切换回,整个过程自动完成,无须人工设定,使主机供电安全、可靠。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>功能完善</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="margin-left:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:12pt;"><span>本系统与</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:12pt;text-decoration:underline;" class="15"><span>交换机</span></span></u></a></span><span style="font-family:宋体;font-size:12pt;"><span>、</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:12pt;text-decoration:underline;" class="15"><span>调度机</span></span></u></a></span><span style="font-family:宋体;font-size:12pt;"><span>连接后将使</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:12pt;text-decoration:underline;" class="15"><span>调度电话、指令广播电话通信</span></span></u></a></span><span style="font-family:宋体;font-size:12pt;"><span>有机的、紧密的联接在统一的通信系统之内;各功能组群之间实行等位拨号,无逢连接。组成一个完整的通信网络。</span></span><span style="font-family:宋体;font-size:12pt;"></span> </p> <h2> <a name="_Toc184981635"></a><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><a name="_Toc191362578"></a><span>系统规格</span></span></b><span style="font-family:宋体;font-size:10.5pt;font-weight:normal;"></span> </h2> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>主机容量及机柜尺寸:</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <table style="width:478.5pt;border-collapse:collapse;" class="MsoNormalTable"> <tbody> <tr> <td valign="center" width="126"> <p style="text-align:center;" class="MsoNormal" align="center"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;">机 架</span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </p> </td> <td valign="center" width="154"> <p style="text-align:center;" class="MsoNormal" align="center"> <b><span style="font-family:宋体;font-size:12pt;font-weight:bold;">长×宽×高</span></b><b><span style="font-family:宋体;font-size:12pt;font-weight:bold;"></span></b> </p> </td> <td valign="center" width="357"> <p class="MsoNormal"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;">单机柜最大标准容量(可多机柜叠加组成大系统)</span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> </td> </tr> <tr> <td valign="center" width="126"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">19# 47U<span>标准机柜</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="center" width="154"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">600<span>×</span><span>600</span><span>×</span><span>2200mm</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="center" width="357"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">个呼<span>60</span><span>路齐呼</span><span>1</span><span>路、组呼</span><span>12</span><span>路</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> </tr> <tr> <td valign="center" width="126"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">19# 42U<span>标准机柜</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="center" width="154"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">600</span><span style="font-family:'Times New Roman';font-size:10.5pt;">×</span><span style="font-family:宋体;font-size:10.5pt;">600</span><span style="font-family:'Times New Roman';font-size:10.5pt;">×</span><span style="font-family:宋体;font-size:10.5pt;">2000m</span><span style="font-family:'Times New Roman';font-size:10.5pt;">m</span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> </td> <td valign="center" width="357"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">个呼<span>48</span><span>路齐呼</span><span>1</span><span>路、组呼</span><span>9</span><span>路</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> </tr> <tr> <td style="background:#e6e6e6;" valign="center" width="126"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">19# 32U<span>标准机柜</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td style="background:#e6e6e6;" valign="center" width="154"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">600</span><span style="font-family:'Times New Roman';font-size:10.5pt;">×</span><span style="font-family:宋体;font-size:10.5pt;">600</span><span style="font-family:'Times New Roman';font-size:10.5pt;">×</span><span style="font-family:宋体;font-size:10.5pt;">1600m</span><span style="font-family:'Times New Roman';font-size:10.5pt;">m</span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> </td> <td style="background:#e6e6e6;" valign="center" width="357"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">个呼<span>32</span><span>路齐呼</span><span>1</span><span>路、组呼</span><span>6</span><span>路</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> </tr> <tr> <td valign="center" width="126"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">19# 22U<span>标准机柜</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="center" width="154"> <p class="MsoNormal"> <span style="font-family:'Times New Roman';font-size:10.5pt;">6</span><span style="font-family:宋体;font-size:10.5pt;">00</span><span style="font-family:'Times New Roman';font-size:10.5pt;">×</span><span style="font-family:宋体;font-size:10.5pt;">600</span><span style="font-family:'Times New Roman';font-size:10.5pt;">×</span><span style="font-family:宋体;font-size:10.5pt;">1200m</span><span style="font-family:'Times New Roman';font-size:10.5pt;">m</span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> </td> <td valign="center" width="357"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">个呼<span>16</span><span>路、齐呼</span><span>1</span><span>路、组呼</span><span>3</span><span>路</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> </tr> </tbody> </table> <p class="MsoNormal"> <a name="_Toc184981636"></a><span style="font-family:宋体;font-size:10.5pt;"><a name="_Toc191362579"></a></span> </p> <h2> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>系统组网图</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </h2> <p class="MsoNormal"> <br /> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <h1 style="text-align:justify;text-indent:0pt;" align="justify"> <a name="_Hlt11461633"></a><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><a name="_Hlt11461634"></a><a name="_Toc184981637"></a><a name="_Toc191362580"></a><a name="_Toc184981638"></a><a name="_Toc191362581"></a><span>技术条件</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </h1> <h2 style="text-align:justify;text-indent:0pt;" align="justify"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>使用环境</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </h2> <p style="text-indent:42pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>温</span> <span>度:</span> -10<span>-</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;">+55</span><span style="font-family:宋体;font-size:10.5pt;">℃</span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> <p style="text-indent:42pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>相对湿度:</span> </span><span style="font-family:'Times New Roman';font-size:10.5pt;">35</span><span style="font-family:宋体;font-size:10.5pt;"><span>-</span>8</span><span style="font-family:'Times New Roman';font-size:10.5pt;">5</span><span style="font-family:宋体;font-size:10.5pt;"><span>%</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:42pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>大气压力:</span> 86<span>-</span><span>106</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;">kPa</span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>机房内保持清洁、防尘、通风良好,周围无有害气体和振动。</span></span><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <a name="_Toc184981639"></a><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><a name="_Toc191362582"></a><span>对外接交换机、调度机的技术要求</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>传输特性:</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"> </span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-indent:36.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>分机</span> — 分机 <span>2 </span><span>— </span><span>7 </span></span><span style="font-family:'Times New Roman';font-size:10.5pt;">dB</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:36.75pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>分机</span> — 中继 <span>2 </span><span>— </span><span>7 </span></span><span style="font-family:'Times New Roman';font-size:10.5pt;">dB</span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>衰耗频率失真</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-indent:42pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">400 <span>— </span><span>600</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"> Hz -0.6</span><span style="font-family:宋体;font-size:10.5pt;"> — <span>+</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;">1.5</span><span style="font-family:宋体;font-size:10.5pt;"> </span><span style="font-family:'Times New Roman';font-size:10.5pt;">dB</span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> <p style="text-indent:42pt;" class="MsoNormal"> <span style="font-family:'Times New Roman';font-size:10.5pt;">600</span><span style="font-family:宋体;font-size:10.5pt;"> — <span>2400 Hz </span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"> </span><span style="font-family:宋体;font-size:10.5pt;"> -0</span><span style="font-family:'Times New Roman';font-size:10.5pt;">.6</span><span style="font-family:宋体;font-size:10.5pt;"> — <span>+0</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;">.7</span><span style="font-family:宋体;font-size:10.5pt;"> </span><span style="font-family:'Times New Roman';font-size:10.5pt;">dB</span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> <p style="text-indent:42pt;" class="MsoNormal"> <span style="font-family:'Times New Roman';font-size:10.5pt;">2400</span><span style="font-family:宋体;font-size:10.5pt;"> — <span>3000 Hz </span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"> </span><span style="font-family:宋体;font-size:10.5pt;"> -0</span><span style="font-family:'Times New Roman';font-size:10.5pt;">.6</span><span style="font-family:宋体;font-size:10.5pt;"> <span>-</span> +1</span><span style="font-family:'Times New Roman';font-size:10.5pt;">.1</span><span style="font-family:宋体;font-size:10.5pt;"> </span><span style="font-family:'Times New Roman';font-size:10.5pt;">dB</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>输入电平增益变化</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-indent:31.5pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>输入信号电平范围</span> <span>电平输出非线性变化范围</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:63pt;" class="MsoNormal"> <span style="font-family:'Times New Roman';font-size:10.5pt;">-40</span><span style="font-family:宋体;font-size:10.5pt;"> — </span><span style="font-family:'Times New Roman';font-size:10.5pt;">+3.0</span><span style="font-family:宋体;font-size:10.5pt;"> </span><span style="font-family:'Times New Roman';font-size:10.5pt;"> ±0.5</span><span style="font-family:宋体;font-size:10.5pt;"> </span><span style="font-family:'Times New Roman';font-size:10.5pt;">dB</span><sub><span style="font-family:宋体;font-size:10.5pt;vertical-align:sub;"></span></sub> </p> <p style="text-indent:63pt;" class="MsoNormal"> <span style="font-family:'Times New Roman';font-size:10.5pt;">+3.0</span><span style="font-family:宋体;font-size:10.5pt;"> — <span>-</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;">40</span><span style="font-family:宋体;font-size:10.5pt;"> </span><span style="font-family:'Times New Roman';font-size:10.5pt;"> ±0.5</span><span style="font-family:宋体;font-size:10.5pt;"> </span><span style="font-family:'Times New Roman';font-size:10.5pt;">dB</span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> <p style="text-indent:63pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">-</span><span style="font-family:'Times New Roman';font-size:10.5pt;">40 —</span><span style="font-family:宋体;font-size:10.5pt;"> -</span><span style="font-family:'Times New Roman';font-size:10.5pt;">50 </span><span style="font-family:宋体;font-size:10.5pt;"> </span><span style="font-family:'Times New Roman';font-size:10.5pt;">±1.0</span><span style="font-family:宋体;font-size:10.5pt;"> </span><span style="font-family:'Times New Roman';font-size:10.5pt;">dB</span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> <p style="text-indent:63pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;">-</span><span style="font-family:'Times New Roman';font-size:10.5pt;">50 — -55 </span><span style="font-family:宋体;font-size:10.5pt;"> </span><span style="font-family:'Times New Roman';font-size:10.5pt;">±3.0</span><span style="font-family:宋体;font-size:10.5pt;"> </span><span style="font-family:'Times New Roman';font-size:10.5pt;">dB</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>拨号方式:脉冲、音频</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>脉冲接收时,脉冲速度</span>8<span>-</span><span>14</span><span>脉冲</span><span>/</span><span>秒,脉冲断续比(</span><span>1.3</span><span>-</span><span>2.5</span><span>):</span><span>1</span><span>;脉冲转送时,脉冲速度</span><span>10</span><span>±</span><span>1</span><span>脉冲</span><span>/</span><span>秒,脉冲断续比(</span><span>1.6</span><span>±</span><span>0.2</span><span>):</span><span>1</span><span>; 中继用户二次拨号脉冲速度</span><span>10</span><span>—</span><span>12</span><span>脉冲</span><span>/</span><span>秒,加速度<</span><span>10%</span><span>。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>接收电平</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>双音频输入时单音频接收电平范围</span>-4<span>-</span><span>-23dBm</span><span>,双音频电平差≤</span><span>6dB</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <table style="width:445.35pt;border-collapse:collapse;" class="MsoNormalTable"> <tbody> <tr> <td valign="top" rowspan="2" width="237" colspan="2"> <p class="MsoNormal"> <span style="font-family:'Times New Roman';font-size:10.5pt;"> </span><span style="font-family:宋体;font-size:10.5pt;">高频群<span>H</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;">z</span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"> 低频群<span>Hz</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">H</span><b><sub><span style="font-family:宋体;font-size:10.5pt;vertical-align:sub;font-weight:bold;">1</span></sub></b><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">H</span><b><sub><span style="font-family:宋体;font-size:10.5pt;vertical-align:sub;font-weight:bold;">2</span></sub></b><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">H</span><b><sub><span style="font-family:宋体;font-size:10.5pt;vertical-align:sub;font-weight:bold;">3</span></sub></b><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> </tr> <tr> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">1290</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">1336</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">1477</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> </tr> <tr> <td style="background:#e6e6e6;" valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">C</span><b><sub><span style="font-family:宋体;font-size:10.5pt;vertical-align:sub;font-weight:bold;">1</span></sub></b><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td style="background:#e6e6e6;" valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">697</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td style="background:#e6e6e6;" valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">1</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td style="background:#e6e6e6;" valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">2</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td style="background:#e6e6e6;" valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">3</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> </tr> <tr> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">C</span><b><sub><span style="font-family:宋体;font-size:10.5pt;vertical-align:sub;font-weight:bold;">2</span></sub></b><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">770</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">4</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">5</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">6</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> </tr> <tr> <td style="background:#e6e6e6;" valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">C</span><b><sub><span style="font-family:宋体;font-size:10.5pt;vertical-align:sub;font-weight:bold;">3</span></sub></b><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td style="background:#e6e6e6;" valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">852</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td style="background:#e6e6e6;" valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">7</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td style="background:#e6e6e6;" valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">8</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td style="background:#e6e6e6;" valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">9</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> </tr> <tr> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">C</span><b><sub><span style="font-family:宋体;font-size:10.5pt;vertical-align:sub;font-weight:bold;">4</span></sub></b><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">841</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">*</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">0</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> <td valign="top" width="118"> <p style="text-align:center;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;">#</span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> </td> </tr> </tbody> </table> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:left;text-indent:0pt;" class="MsoNormal"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>串音衰减></span>70dB<span>(</span><span>1000Hz</span><span>)</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>衡重杂音</span>≤-<span>65 dB</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>非衡重杂音</span>≤-<span>40 dB</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>话务量:用户</span>0.2Er1 <span>中继</span><span>0.7Er1</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-indent:21pt;" class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"><span>呼损率:本局<</span>1% <span>出局<</span><span>0.5%</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>对地不平衡度:</span>300<span>-</span><span>600Hz</span><span>≥</span><span>40 dB</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;">600<span>-</span><span>3400Hz</span><span>≥</span><span>46 dB</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>电源杂音</span>≤<span>2.4mv</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>用户馈电流</span>≥<span>18mv </span><span>环路电阻≤</span><span>1k</span><span>Ω</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>绝缘电阻</span>≥<span>20k</span><span>Ω 线间电容≤</span><span>0.5uF</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>供电电源:</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;">AC<span>:</span><span>220v</span><span>±</span><span>10</span><span>% </span><span>50Hz</span><span>±</span><span>2</span><span>%</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>外接:</span>48v 20<span>-</span><span>100Ah</span><span>蓄电池(按用户要求而定)。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <a name="_Toc184981640"></a><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><a name="_Toc191362583"></a><span>指令扩音机技术指标</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>单机柜容量</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>用户数量:</span>16<span>、</span><span>32</span><span>、</span><span>48</span><span>;</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>组呼数量:齐呼</span>1<span>组;组呼</span><span>3</span><span>、</span><span>6</span><span>、</span><span>9</span><span>组。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>体积、重量</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>指令扩音机柜:见</span>1.3<span>条《系统规格》。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>端</span> <span>局:</span> 200<span>×</span><span>300</span><span>×</span><span>400</span><span>(</span><span>mm</span><span>)。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>线路条件</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:31.5pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;">a,b<span>线路电阻≤</span><span>1k</span><span>Ω</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:31.5pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;">a,b<span>线间绝缘电阻≥</span><span>20k</span><span>Ω</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:31.5pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;">a,b<span>线间电容≤</span><span>0.5uF</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>放大器</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:31.5pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>增</span> <span>益</span> ≥<span>40dB</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:31.5pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>频</span> <span>响</span> 80<span>-</span><span>8000Hz</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:31.5pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>失</span> <span>真</span> ≤<span>0.2dB/1kHz</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:31.5pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>输出功率</span> 30vA<span>(</span><span>1000Hz</span><span>)</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>传输方式</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:31.5pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>本系统指令终端的传输方式为</span>4<span>线制,既</span><span>2</span><span>线接指令端局,</span><span>2</span><span>线接喇叭。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>主要技术性能</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>1)<span> </span></span></span><span style="font-family:宋体;font-size:10.5pt;"><span>每用户可具有</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;">5</span><span style="font-family:宋体;font-size:10.5pt;"><span>-</span>30</span><span style="font-family:'Times New Roman';font-size:10.5pt;">w</span><span style="font-family:宋体;font-size:10.5pt;"><span>的扩音功率。</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>2)<span> </span></span></span><span style="font-family:宋体;font-size:10.5pt;"><span>具有个呼(某工位与某工位之间相互联系)功能。</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"> </span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:-23.1pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>3)<span> </span></span></span><span style="font-family:宋体;font-size:10.5pt;"> <span>具有组呼(某工为与某组工位之间的相互联系)功能。利用该功能召开广播电话会议。</span> </span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>4)<span> </span></span></span><span style="font-family:宋体;font-size:10.5pt;"><span>可在任何一工位摘机呼叫进行调度指挥。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>5)<span> </span></span></span><span style="font-family:宋体;font-size:10.5pt;"><span>可适合脉冲</span>/<span>双音多频免提对讲电话单机。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>6)<span> </span></span></span><span style="font-family:宋体;font-size:10.5pt;"><span>可配置端局(话站)为墙挂、桌上式,</span></span><span><a href="http://www.cswy99.com/"><u><span style="font-family:宋体;color:#0000ff;font-size:10.5pt;text-decoration:underline;" class="15"><span>室内、室外型,防尘、防水、防爆、抗噪型</span></span></u></a></span><span style="font-family:宋体;font-size:10.5pt;"><span>。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>7)<span> </span></span></span><span style="font-family:宋体;font-size:10.5pt;"><span>作业者不离开工位,便可从扬声器听取呼叫者的命令。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>8)<span> </span></span></span><span style="font-family:宋体;font-size:10.5pt;"><span>二线传输(只接端局或喇叭),四线传输(端局、喇叭同时接入)。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>9)<span> </span></span></span><span style="font-family:宋体;font-size:10.5pt;"><span>可代替寻人广播。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>10)<span> </span></span></span><span style="font-family:宋体;font-size:10.5pt;"><span>应急广播</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>11)<span> </span></span></span><span style="font-family:宋体;font-size:10.5pt;"><span>组呼、齐呼插话。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>12)<span> </span></span></span><span style="font-family:宋体;font-size:10.5pt;"><span>优先级别:齐呼、组呼、个呼。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <a name="_Toc184981641"></a><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><a name="_Toc191362584"></a><span>使用方法</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <a name="_Toc184981642"></a><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><a name="_Toc191362585"></a><span>个呼</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:'Times New Roman';font-size:10.5pt;"><span>系统内任意用户摘机可拨打系统内任意指令用户。拨通后</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>自动启动</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>被叫方的喇叭将发出</span></span><span style="font-family:宋体;font-size:10.5pt;">“</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>叮咚</span></span><span style="font-family:宋体;font-size:10.5pt;">”</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>声的呼叫音,提醒被叫方接听电话</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>(装有端局或电话机)</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>或按主叫方的指令进行操作。主叫方在接通以后可以发出指令,通过喇叭将指令传递给被叫方。</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>如被叫没有摘机,主叫方挂机,则自动关闭喇叭,电路恢复到待机状态,等待下次呼叫。如被叫摘机则喇叭自动关闭,被叫可以通过端局或电话机与主叫方通话。通话完毕双方挂机,电路恢复到待机状态,等待下次呼叫。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <a name="_Toc184981643"></a><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><a name="_Toc191362586"></a><span>组呼</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:21.75pt;" class="MsoNormal" align="justify"> <span style="font-family:'Times New Roman';font-size:10.5pt;"><span>本系统可以将工作联系紧密的多个指令用户编为一组。外组或本组用户摘机拨打组呼号码,将接通该组所有指令用户,拨通后</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>自动启动</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>被叫</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>组</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>的</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>所有</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>喇叭将发出</span></span><span style="font-family:宋体;font-size:10.5pt;">“</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>叮咚</span></span><span style="font-family:宋体;font-size:10.5pt;">”</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>声的呼叫音,提醒被叫</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>组</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>接听电话</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>(装有端局或电话机)</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>或按主叫方的指令进行操作。主叫方在接通以后可以发出指令,通过喇叭将指令传递给被叫</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>组所有用户</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>。</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>如被组中没有人摘机,主叫方挂机,则自动关闭被叫组的所有喇叭,电路恢复到待机状态,等待下次呼叫。如被叫组有任意用户摘机则自动关闭摘机用户的喇叭,其他喇叭继续发声,被叫可以通过端局或电话机与主叫方通话。通话完毕双方挂机,电路恢复到待机状态,自动关闭组内用户的所有喇叭,等待下次呼叫。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <a name="_Toc184981644"></a><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><a name="_Toc191362587"></a><span>齐呼</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;text-indent:21pt;" class="MsoNormal" align="justify"> <span style="font-family:'Times New Roman';font-size:10.5pt;"><span>系统内任意用户摘机可以通过拨打齐呼号码</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>,</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>将接通系统内所有指令用户。拨通后</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>自动启动所有</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>的</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>用户</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>喇叭将发出</span></span><span style="font-family:宋体;font-size:10.5pt;">“</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>叮咚</span></span><span style="font-family:宋体;font-size:10.5pt;">”</span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>声的呼叫音,提醒被叫方接听电话</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>(装有端局或电话机)</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>或按主叫方的指令进行操作。主叫方在接通以后可以发出指令,通过喇叭将指令传递给</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>所有用户</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"><span>。</span></span><span style="font-family:宋体;font-size:10.5pt;"><span>如被没有用户摘机,主叫方挂机,则自动关闭所有用户喇叭,电路恢复到待机状态,等待下次呼叫。如有任意用户摘机则自动关闭摘机用户的喇叭,其他喇叭继续发声,被叫可以通过端局或电话机与主叫方通话。通话完毕双方挂机,电路恢复到待机状态,自动关闭所有用户喇叭,等待下次呼叫。</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;"></span> </p> <p style="text-align:justify;text-indent:0pt;" class="MsoNormal" align="justify"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>分组方式:</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:justify;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>本系统采用硬件跳线方式进行分组。</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>齐、组呼的调节,是通过指令用户板(</span></span><span style="font-family:'Times New Roman';font-size:10.5pt;">ZYHB</span><span style="font-family:宋体;font-size:10.5pt;"><span>)上,位置在</span>64<span>线插座左边的</span><span>3</span><span>个跳</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>线器</span>S</span><span style="font-family:'Times New Roman';font-size:10.5pt;">1</span><span style="font-family:宋体;font-size:10.5pt;"><span>、</span>S</span><span style="font-family:'Times New Roman';font-size:10.5pt;">2</span><span style="font-family:宋体;font-size:10.5pt;"><span>、</span>S3<span>来调节的;</span><span>S1</span><span>是齐、组呼放大话路选择,</span><span>S2</span><span>是齐、组呼话路选择,</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;">S3<span>是齐、组呼启动选择。如需要某用户</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"><span>板即有齐呼功能又有第</span>1<span>组呼功能,调节方法如下图所示,并将其他的跳线器断开</span></span><span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;" class="MsoNormal" align="justify"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:justify;" class="MsoNormal" align="justify"> <span id="__kindeditor_bookmark_start_5__"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p class="MsoNormal"> <br /> </p> <p class="MsoNormal"> <span style="font-family:宋体;font-size:10.5pt;"></span> </p> <p style="text-align:center;text-indent:0pt;margin-left:0pt;" class="MsoNormal" align="center"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"> </span></b><b><span style="font-family:宋体;font-size:18pt;font-weight:bold;"><span>长沙万阳机电科技有限公司</span></span></b><b><span style="font-family:'Times New Roman';font-size:18pt;font-weight:bold;"></span></b> </p> <p style="text-align:center;text-indent:0pt;margin-left:0pt;" class="MsoNormal" align="center"> <span style="font-family:宋体;font-size:10.5pt;"> </span><b><span style="font-family:'Times New Roman';font-size:10.5pt;font-weight:bold;"> </span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"> </span></b><b><span style="font-family:'Times New Roman';font-size:10.5pt;font-weight:bold;"> </span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"> </span></b><b><span style="font-family:'Times New Roman';font-size:10.5pt;font-weight:bold;"> <span>电话:</span>0731-84716208</span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"> </span></b><b><span style="font-family:'Times New Roman';font-size:10.5pt;font-weight:bold;"><span>传真:</span>0731-82250707</span></b><b><span style="font-family:'Times New Roman';font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:center;text-indent:0pt;margin-left:0pt;" class="MsoNormal" align="center"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"> </span></b><b><span style="font-family:'Times New Roman';font-size:10.5pt;font-weight:bold;"><span>罗金枝:</span>15074944449 </span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"> </span></b><b><span style="font-family:'Times New Roman';font-size:10.5pt;font-weight:bold;">QQ:735767612</span></b><b><span style="font-family:'Times New Roman';font-size:10.5pt;font-weight:bold;"></span></b> </p> <p style="text-align:center;text-indent:0pt;margin-left:0pt;" class="MsoNormal" align="center"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"> </span></b><b><span style="font-family:'Times New Roman';font-size:10.5pt;font-weight:bold;">24*7<span>小时服务电话:</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"> </span></b><b><span style="font-family:'Times New Roman';font-size:10.5pt;font-weight:bold;">4000-058-168</span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <p class="MsoNormal"> <b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"> </span></b><b><span style="font-family:'Times New Roman';font-size:10.5pt;font-weight:bold;"><span>地址:</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>长沙市开福区车站北路</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;">919<span>号</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"><span>第一弯</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;">6<span>栋</span><span>2317</span></span></b><b><span style="font-family:宋体;font-size:10.5pt;font-weight:bold;"></span></b> </p> <div class="__kindeditor_paste__"> </div>
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