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      <div class="weizhi">当前位置：<a href="/">首页</a> &gt; <a href="/news.html">新闻动态</a> &gt; 使用防爆球机时需要多关注这些指标</div>
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       <h1 class="biaoti">使用防爆球机时需要多关注这些指标</h1>
       <div class="fabiao">更新时间：2022-12-02&nbsp;&nbsp;|&nbsp;&nbsp;点击率：934</div>
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       <div>　　<a href="http://www.hzalkj.cn/" target="_blank">防爆球机</a>的特点在于对其电路进行本质安全处理，电气线路输出或输入均被设计控制在不足以产生使氢气发生引火爆炸的能量以下，使其在正常工作中不会产生电火花、电弧及高温，从而避免引爆易爆物质。能在易燃易爆的环境中起到监控作用，从而保证人的安全。</div><div>&nbsp;</div><p align="center"><img src="https://img64.afzhan.com/9/20221202/638055666533471711544.png" width="450" height="600" align="middle" alt="" /></p><p>&nbsp;</p><div>　　在使用防爆球机时需要多关注以下指标：</div><div>&nbsp;</div><div>　　1、发热量指标</div><div>&nbsp;</div><div>　　目前本产品所用到的DSP有很多选项，普通百万监控摄像头发热大，主要原因在DSP上发热大，难免稳定性令人担忧。特别在炎热的夏天中午太阳烈日下，更加担忧。而且目前大多产品属于高照度百万高清监控摄像头，而不是低照度，普通的百万高清监控摄像头低照度通常为2-10LUX，这种监控摄像头不仅感应可见光能力弱，感应红外光也很弱，因此如果要想拿普通百万高清监控摄像头做成红外，红外灯数量也要比低照度红外机放多几倍，或者放大电流，让红外灯变得更亮，但是这样做红外灯的使用寿命就令人担忧了。所以选择时，一定要测试机器的发热量，了解他们用的是什么DSP，功耗发热如何。</div><div>&nbsp;</div><div>　　2、延时指标</div><div>&nbsp;</div><div>　　只要是数字监控摄像头，都有不同程度的延时，同样720P高清画面，有的监控摄像头延时只有0.1秒（如波粒）），而有的则高达0.4秒、0.7秒，深知更高，说到这里，可能会奇怪，为什么同样的分辨率却有不一样的延时呢？因为它需要经过3个过程，压缩、传输与解压缩显示。如果一个厂家是依赖方案商或者缺乏自己压缩算法开发能力与核心底层技术能力，那么在图像压缩，网络传输，解压缩软件效率方面就会落后他人。</div>
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