<h2>
<strong><span><span>功能特点</span></span></strong>
</h2>
<p>
<strong><span>◆</span></strong><span>实时扬尘监测功能</span>
</p>
<p>
<span>◆耐腐蚀，适于各类环境的扬尘监测</span>
</p>
<p>
<span>◆性价比高</span>
</p>
<p>
<span><span>◆符合国家</span><span font-size:16px;">GB3095-2012</span><span>环境空气质量标准</span></span>
</p>
<h2>
<strong><span><span>适用范围</span></span></strong>
</h2>
<p>
<span>广泛用于空气中的粉尘监测，如室内空气质量监控，空气过滤器，空气净化机，空调，室外灰尘监测及烟雾报警等领域。</span>
</p>
<h2>
<strong><span>工作、存储条件</span></strong>
</h2>
<p>
<span><span>工作温度：</span><span>-40</span><span>～</span><span font-size:16px;">85</span><span>°</span><span font-size:16px;">C      </span></span>
</p>
<p>
<span><span>工作湿度：</span><span>0</span><span>～</span><span font-size:16px;">100%RH</span></span>
</p>
<p>
<span><span>储存温度：</span><span>-40</span><span>～</span><span font-size:16px;">125</span><span>°</span><span font-size:16px;">C      </span></span>
</p>
<p>
<span><span>储存湿度：＜</span><span>80%</span><span>（无凝结）</span></span>
</p>
<h1>
<strong><span>工作原理</span></strong>
</h1>
<p>
<span>传感器采用激光散射原理。即令激光照射在空气中的悬浮颗粒物上产生散射，同时在某一特定角度用探测器接收散射光，产生的光电流经放大后，得到电信号与颗粒物的对应曲线。微处理器采集数据后，经过一系列算法得出单位体积内不同粒径的颗粒物质量。</span>
</p>
<p>
<br>
</p>
<h1>
<strong><span>技术参数</span></strong>
</h1>
<p>
<span><span>供电电压：</span></span><span>5V  DC（485型）</span>
</p>
<p>
<span>                      7V～23V  DC（电压型、电流型）</span>
</p>
<p>
<span>量程单位：</span><span>μ</span><span font-size:16px;">g/m</span><span>³</span>
</p>
<p>
<span><span>测量范围：</span><span>0</span><span>～</span><span font-size:16px;">500</span><span>μ</span><span font-size:16px;">g/m</span><span>³</span></span>
</p>
<p>
<span><span>测量精度：相对于标准颗粒</span><span>±</span><span font-size:16px;">10%</span></span>
</p>
<p>
<span><span>分</span><span>辨</span><span>率：</span><span>0.1</span><span>μ</span><span font-size:16px;">g/m</span><span>³</span></span>
</p>
<p>
<span>信号输出：</span>
</p>
<p>
<span></span>
</p>
<p>
<span>  <span>电流型：</span></span>
</p>
<p>
<span><span>信号范围：</span><span>4</span><span>～</span><span font-size:16px;">20mA</span></span>
</p>
<p>
<span>  </span><span>电压型：</span>
</p>
<p>
<span><span>信号范围：</span><span>0.4-2V</span></span>
</p>
<p>
<span>485</span><span>型</span>
</p>
<p>
<span><span>通讯协议：</span><span>MODBUS-RTU</span></span>
</p>
<p>
<span><span>设备功耗：</span><span>&lt;120mA</span></span>
</p>
<p>
<span><span>防护等级：</span><span>IP65</span></span>
</p>
<p>
<span><span>响应时间：</span><span>&lt;15s</span></span>
</p>
<p>
<span>稳定时间：</span><span><span>通电后</span><span>10S</span></span>
</p>
<p>
<span><span>探头线长：</span><span>2.5m</span><span>（标配）</span></span>
</p>
<p>
<span><span>最远引线长度：</span><span>500</span><span>米（定制项）</span></span>
</p>
<h1>
<strong><span>尺寸、重量</span></strong>
</h1>
<p>
<span>外型尺寸：</span><span>φ</span><span>225</span><span>*H1</span><span>80</span><span><span>（</span><span>mm</span><span>）</span></span>
</p>
<p>
<span><span>整机重量：</span><span>1000</span><span>（</span><span font-size:16px;">g</span><span>）</span></span>
</p>