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          <div class="bt_text_y"><span><a href="/">首页</a> > <a href="/article.html">技术文章</a> > EX防爆电子天平3000g标准精度是多少？</span></div>
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       	  <div><h1>EX防爆电子天平3000g标准精度是多少？</h1></div>
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  　更新时间：2019-08-08　点击量：<span id="Click">2468</span>
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          <p><strong><span style="font-size:12pt"><span style="font-family:宋体"><img alt="" src="http://img69.chem17.com/9/20190808/637008595328882136101.jpg" /></span></span></strong></p><p><strong><span style="font-size:12pt"><span style="font-family:宋体">EX防爆电子天平3000g标准精度是多少？</span></span></strong></p><p><span style="font-size:12pt"><span style="font-family:宋体">本隔爆天平是一款专为化工、医药、食品加工等工业场合设计的高精度小量程产品。</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">特点：</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">1、13称量单位制转换功能</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体"><img alt="" src="http://img68.chem17.com/9/20190808/637008595430907444470.jpg" style="height:750px; width:750px" /></span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">2、A/D可读性达1/300000。</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">3、有一般称重与计数称量功能</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">4、选配：RS232,外接不干胶打印机，报警灯。</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">适用于爆炸性气体环境1区、2区，ⅡC类；</span></span></p><p><strong><span style="font-size:12pt"><span style="font-family:宋体">EX防爆电子天平3000g标准精度是多少？</span></span></strong></p><p><span style="font-size:12pt"><span style="font-family:宋体">参数：</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体"><img alt="" src="http://img70.chem17.com/9/20190808/637008595565069164307.jpg" style="height:750px; width:750px" /></span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">●称量范围/分度值：150g-30kg/0.001g-0.1g</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">●机壳材质：&nbsp; 铸铝</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">●秤体材质： &nbsp;&nbsp;SUS304不锈钢</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">●准确度等级：3级</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">●防爆标志：&nbsp;&nbsp;Ex d IIB T6 Gb</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">●显&nbsp;&nbsp;&nbsp;示：&nbsp; 6位LCD显示,&nbsp;字高18mm，白色背光</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">●供电电源：&nbsp;&nbsp;内置6V2.8AH电池组</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">●充电方式：&nbsp;&nbsp;必须在安全区充电,充电时间8~12h（充电时天平需关机进行）&nbsp;</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">●按&nbsp;&nbsp;&nbsp;键：&nbsp; 5个铜柱轻触键</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">●外形尺寸：&nbsp; 230mm&times;320mm&times;108mm</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">●秤盘尺寸：&nbsp; 200mm&times;210mm；适用于（0.1g分度值）</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">∮直径130mm；125mm&times;145mm适用于（0.01g分度值）</span></span></p><p><span style="font-size:12pt"><span style="font-family:宋体">∮直径90mm；适用于（0.001g分度值）</span></span></p><p><img alt="" src="http://img71.chem17.com/9/20190808/637008595674738570934.jpg" style="height:750px; width:750px" /></p><p>&nbsp;</p><p><strong><span style="font-size:12pt"><span style="font-family:宋体">以下资料仅供参考：</span></span></strong></p><p>隔爆地磅（防爆电子磅秤）隔爆叉车秤防爆常识</p><p>隔爆电子秤(隔爆吊秤)隔爆地磅(防爆电子磅秤)隔爆叉车秤防爆常识介绍如下：</p><p>防爆电气设备的防爆型式</p><p>1、基本防爆型式</p><p>(1) 隔爆型&ldquo;d&rdquo;</p><p>隔爆型防爆型式是把设备可能点燃爆炸性气体混合物的部件全部封闭在一个外壳内，其外壳 能够承受通过外壳任何接合面或结构间隙，渗透到外壳内部的可燃性混合物在内部爆炸而不 损坏，并且不会引起外部由一种、多种气体或蒸气形成的爆炸性环境的点燃(参见GB 3836 2标准)。<br />把可能产生火花、电弧和危险温度的零部件均放入隔爆外壳内，隔爆外壳使设备内部空间与 周围的环境隔开。隔爆外壳存在间隙，因电气设备呼吸作用和气体渗透作用，使内部可能存 在爆炸性气体混合物，当其发生爆炸时，外壳可以承受产生的爆炸压力而不损坏，同时外壳 结 构间隙可冷却火焰、降低火焰传播速度或终止加速链，使火焰或危险的火焰生成物不能穿越 隔爆间隙点燃外部爆炸性环境，从而达到隔爆目的。<br />隔爆型&ldquo;d&rdquo;按其允许使用爆炸性气体环境的种类分为I类和IIA、IIB、IIC类。<br />该防爆型式设备适用于1、2区场所。</p> 
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