传输科普之视频光端机
<section data-role="outer" label="Powered by 135editor.com" style="font-size:16px;font-family:微软雅黑;"><section data-role="outer" label="Powered by 135editor.com"><section class="_135editor" style="border-width: 0px;border-style: none;border-color: initial;box-sizing: border-box;" data-role="paragraph"><section class="_135editor" data-tools="135编辑器" data-id="88767" style="border-width: 0px;border-style: none;border-color: initial;box-sizing: border-box;"><section style="margin-top: 10px;margin-bottom: 10px;box-sizing: border-box;"><section style="padding-bottom: 1.2em;box-sizing: border-box;"><section style="display: inline-block;vertical-align: top;line-height: 1em;height: 1em;margin-top: -0.5em;box-sizing: border-box;"><span style="display: inline-block;vertical-align: top;font-size: 80px;line-height: 1em;color: #c0c8d1;box-sizing: border-box;">“</span><section style="width: 4em;border-bottom: 1px solid #c0c8d1;display: inline-block;vertical-align: middle;margin-top: 1.6em;margin-left: -0.6em;box-sizing: border-box;"></section></section><section class="135brush" style="margin-top: -0.5em;padding: 10px 2em;box-sizing: border-box;"><p><br></p><p><span style="color: #262626;font-size: 14px;">视频光端机的工作原理是什么？怎么接音频信号？在施工过程中，你是否也遇到过这样的问题？今天康康为大家带来了视频光端机完整的介绍，请往下看</span></p></section><section style="display: inline-block;height: 1em;float: right;line-height: 1;box-sizing: border-box;"><section style="display: inline-block;vertical-align: top;width: 4em;border-bottom: 1px solid #c0c8d1;box-sizing: border-box;"></section><span style="display: inline-block;vertical-align: top;font-size: 80px;margin-top: -0.11em;margin-left: -0.1em;color: #c0c8d1;box-sizing: border-box;">”</span></section></section></section></section><section data-role="paragraph" class="_135editor" style="border-width: 0px;border-style: none;border-color: initial;box-sizing: border-box;"><p><br></p></section><section class="_135editor" style="border-width: 0px;border-style: none;border-color: initial;box-sizing: border-box;" data-id="91924" data-tools="135编辑器"><section style="text-align: center;"><section style="width: 70px;display: inline-block;"></section></section></section><section class="_135editor" style="border-width: 0px;border-style: none;border-color: initial;box-sizing: border-box;" data-role="paragraph"><p><br></p></section><section class="_135editor" style="border-width: 0px;border-style: none;border-color: initial;box-sizing: border-box;" data-id="93208" data-tools="135编辑器"><section style="padding: 10px;box-sizing: border-box;"><section style="width: 100%;text-align: center;" data-width="100%"><section style="width: auto;display: inline-block;"><section style="background-image: url("https://mmbiz.qpic.cn/mmbiz_png/p8CaKzvQibq7xTQ6pNFSdMMLncBtP7VibfBgcRLda7HcpgkZwIEqB78SZbDsDk5gsCeKfxOlpZDeibjfhcGtGILdA/640?wx_fmt=png");background-position: initial;background-size: initial;background-repeat: initial;background-attachment: initial;background-origin: initial;background-clip: initial;height: 35px;margin-right: -5px;margin-left: 5px;"></section><section style="padding-right: 15px;padding-left: 15px;height: 35px;color: rgb(63, 62, 63);line-height: 35px;margin-top: -40px;box-sizing: border-box;background-color: rgb(245, 235, 75);"><p class="135brush" style="letter-spacing: 1.5px;" data-brushtype="text">介绍</p></section></section></section></section></section><p style="line-height: 1.75em;letter-spacing: 1px;"><span style="font-size: 14px;">视频光端机<span style="text-shadow: rgb(227, 108, 9) 2px 2px 10px;"><strong>传输的为CVBS/SDI/TVI等视频信号</strong></span>，也可以同时传输<span style="text-shadow: rgb(227, 108, 9) 2px 2px 10px;"><strong>网络/音频/485数据/开关量</strong></span>等，主芯片为FPGA/SOC。对接收发送两端的端口有严格的匹配要求</span></p><p style="line-height: 1.75em;letter-spacing: 1px;"><span style="font-size: 14px;"></span></p><p style="line-height: 1.75em;letter-spacing: 1px;"><span style="text-shadow: 2px 2px 10px #e36c09;"><strong><span style="font-size: 14px;">同型号发送端（T）与接收端（R）成对使用</span></strong></span></p><p style="line-height: 1.75em;letter-spacing: 1px;"><span style="font-size: 14px;">DS-3V04T-A只能与DS-3V04R-A/AU匹配，接DS-3V01R-A不行，</span><span style="font-size: 14px;caret-color: red;">发送端接前端设备，接收机接中心设备。正反方向带宽不同</span></p><p style="text-align: center;line-height: 1.75em;letter-spacing: 1px;"><br></p><section class="_135editor" style="border-width: 0px;border-style: none;border-color: initial;box-sizing: border-box;" data-id="93208" data-tools="135编辑器"><section style="padding: 10px;box-sizing: border-box;"><section style="width: 100%;text-align: center;" data-width="100%"><section style="width: auto;display: inline-block;"><section style="background-image: url("https://mmbiz.qpic.cn/mmbiz_png/p8CaKzvQibq7xTQ6pNFSdMMLncBtP7VibfBgcRLda7HcpgkZwIEqB78SZbDsDk5gsCeKfxOlpZDeibjfhcGtGILdA/640?wx_fmt=png");background-position: initial;background-size: initial;background-repeat: initial;background-attachment: initial;background-origin: initial;background-clip: initial;height: 35px;margin-right: -5px;margin-left: 5px;"></section><section style="padding-right: 15px;padding-left: 15px;height: 35px;color: rgb(63, 62, 63);line-height: 35px;margin-top: -40px;box-sizing: border-box;background-color: rgb(245, 235, 75);"><p class="135brush" style="letter-spacing: 1.5px;" data-brushtype="text">状态灯</p></section></section></section></section></section><p style="line-height: 1.75em;letter-spacing: 1px;"><br></p><p style="line-height: 1.75em;letter-spacing: 1px;"><span style="font-size: 14px;">485TXD和485RXD<span style="text-shadow: rgb(227, 108, 9) 2px 2px 10px;"><strong>正常传输数据时是闪烁</strong></span>，如果<span style="text-shadow: rgb(227, 108, 9) 2px 2px 10px;"><strong>常亮可能正负接反，</strong></span></span><span style="caret-color: red;font-size: 14px;">其他灯<span style="text-shadow: #e36c09 2px 2px 10px;"><strong>（电源、光纤、视频）正常传输数据时均为常亮，闪烁为数据异常</strong></span>。</span><span style="caret-color: red;font-size: 14px;">首先要确保电源灯常亮，设备上电正常，</span><span style="caret-color: red;font-size: 14px;">其次要光纤灯常亮，光路正常，</span><span style="caret-color: red;font-size: 14px;">保证以上两点后再确认485数据以及视频灯问题。</span></p><p><br></p><section class="_135editor" style="border-width: 0px;border-style: none;border-color: initial;box-sizing: border-box;" data-id="93208" data-tools="135编辑器"><section style="padding: 10px;box-sizing: border-box;"><section style="width: 100%;text-align: center;" data-width="100%"><section style="width: auto;display: inline-block;"><section style="background-image: url("https://mmbiz.qpic.cn/mmbiz_png/p8CaKzvQibq7xTQ6pNFSdMMLncBtP7VibfBgcRLda7HcpgkZwIEqB78SZbDsDk5gsCeKfxOlpZDeibjfhcGtGILdA/640?wx_fmt=png");background-position: initial;background-size: initial;background-repeat: initial;background-attachment: initial;background-origin: initial;background-clip: initial;height: 35px;margin-right: -5px;margin-left: 5px;"></section><section style="padding-right: 15px;padding-left: 15px;height: 35px;color: rgb(63, 62, 63);line-height: 35px;margin-top: -40px;box-sizing: border-box;background-color: rgb(245, 235, 75);"><p class="135brush" style="letter-spacing: 1.5px;" data-brushtype="text">常见应用及接线</p></section></section></section></section></section><p style="line-height: 1.75em;letter-spacing: 1px;"><span style="font-size: 14px;"></span></p><p style="line-height: 1.75em;letter-spacing: 1px;"><br></p><p style="line-height: 1.75em;letter-spacing: 1px;"><strong><span style="font-size: 14px;">音频传输</span></strong></p><p style="line-height: 1.75em;letter-spacing: 1px;"><span style="font-family: 宋体;font-size: 14px;"></span></p><p style="text-align: justify;color: #333332;line-height: 1.75em;letter-spacing: 1px;font-size: 14px;"><br></p><p style="text-align: justify;color: #333332;line-height: 1.75em;letter-spacing: 1px;font-size: 14px;"><strong>485数据传输</strong></p><p style="text-align: justify;color: #333332;line-height: 1.75em;letter-spacing: 1px;font-size: 14px;"></p><p style="text-align: justify;color: #333332;line-height: 1.75em;letter-spacing: 1px;font-size: 14px;"><br></p><p style="text-align: justify;color: #333332;line-height: 1.75em;letter-spacing: 1px;font-size: 14px;"><strong>报警信号传输</strong></p><p style="text-align: justify;color: #333332;font-size: 14px;"></p><p><br></p><section class="_135editor" style="border-width: 0px;border-style: none;border-color: initial;box-sizing: border-box;" data-id="93208" data-tools="135编辑器"><section style="padding: 10px;box-sizing: border-box;"><section style="width: 100%;text-align: center;" data-width="100%"><section style="width: auto;display: inline-block;"><section style="background-image: url("https://mmbiz.qpic.cn/mmbiz_png/p8CaKzvQibq7xTQ6pNFSdMMLncBtP7VibfBgcRLda7HcpgkZwIEqB78SZbDsDk5gsCeKfxOlpZDeibjfhcGtGILdA/640?wx_fmt=png");background-position: initial;background-size: initial;background-repeat: initial;background-attachment: initial;background-origin: initial;background-clip: initial;height: 35px;margin-right: -5px;margin-left: 5px;"></section><section style="padding-right: 15px;padding-left: 15px;height: 35px;color: rgb(63, 62, 63);line-height: 35px;margin-top: -40px;box-sizing: border-box;background-color: rgb(245, 235, 75);"><p class="135brush" style="letter-spacing: 1.5px;" data-brushtype="text">常见问题</p></section></section></section></section></section><p><br></p><section class="_135editor" style="border-width: 0px;border-style: none;border-color: initial;box-sizing: border-box;" data-id="93202" data-tools="135编辑器"><section style="width: 100%;overflow: hidden;" data-width="100%"><section style="background-image: url("https://mmbiz.qpic.cn/mmbiz_png/p8CaKzvQibq7xTQ6pNFSdMMLncBtP7VibfBgcRLda7HcpgkZwIEqB78SZbDsDk5gsCeKfxOlpZDeibjfhcGtGILdA/640?wx_fmt=png");background-position: initial;background-size: initial;background-repeat: initial;background-attachment: initial;background-origin: initial;background-clip: initial;border-radius: 5px;box-sizing: border-box;"><section style="padding-top: 5px;margin-left: 5px;box-sizing: border-box;"><section class="135brush" style="background: #f8f8f8;padding: 1em 0.7em;border-radius: 5px 5px 0px;text-align: justify;color: #333332;line-height: 1.75em;font-size: 14px;box-sizing: border-box;"><section class="_135editor" style="border-width: 0px;border-style: none;border-color: initial;box-sizing: border-box;" data-id="88843" data-tools="135编辑器"><section style="text-align: center;"><section style="width: 210px;display: inline-block;"></section></section></section><p><br></p><p><span style="color: #1f497d;"><strong><span style="letter-spacing: 1px;caret-color: red;">Q：</span></strong></span><span style="letter-spacing: 1px;caret-color: red;">前后端型号是否可以互换？</span><br></p><p><span style="color: #e36c09;"><strong><span style="letter-spacing: 1px;caret-color: red;">A：</span></strong></span><span style="letter-spacing: 1px;caret-color: red;">不支持，发送端接前端设备，接收端接中心设备。正反方向带宽不同，不能发射端接中心设备，接收端接前端设备。</span></p><p><br></p><p style="line-height: 1.75em;letter-spacing: 1px;"><span style="color: #1f497d;"><strong>Q : </strong></span>可以传递开关量、485数据吗？</p><p><strong><span style="color: rgb(227, 108, 9);letter-spacing: 1px;caret-color: red;">A :</span></strong><span style="letter-spacing: 1px;caret-color: red;"> 根据型号而定。如DS-3V01T-A，支持2路双向半双工RS485，485接线的话，前端设备的R+R-接到发送端的T+T-,接收端的R+R-接到主机的T+T-</span><br></p><p><br></p><p style="line-height: 1.75em;letter-spacing: 1px;"><span style="color: #1f497d;"><strong>Q :</strong></span> 传输距离有多远？</p><p><span style="color: #e36c09;"><strong><span style="letter-spacing: 1px;caret-color: red;">A：</span></strong></span><span style="letter-spacing: 1px;caret-color: red;">受限于光口的规格，目前最远支持到80km</span><br></p><p><br></p><p style="line-height: 1.75em;letter-spacing: 1px;"><span style="color: #1f497d;"><strong>Q :</strong></span> 同轴光端机能否传输模拟摄像机的图像？</p><p><span style="color: #e36c09;"><strong><span style="letter-spacing: 1px;caret-color: red;">A : </span></strong></span><span style="letter-spacing: 1px;caret-color: 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