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便携式爆炸三角形测定仪进行检测时,由取样器抽取气样,通过O2、CH4、CO传感元件检测产生电信号,经电路进行放大后由模拟开关对检测信号进行选通,对模拟信号经A/D转换,将模拟量转换成数字信号送到ARM处理器
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<p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <br /> </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> BMK-III煤矿气体可爆性测定仪 </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> BMK-III型便携式爆炸三角形测定仪仪,是煤矿井下使用的矿用本质安全型仪器。 </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <b><span>便携式煤矿气体可爆性测定仪工作原理:</span></b> </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>便携式爆炸三角形测定仪进行检测时,由取样器抽取气样,通过</span>O2、CH4、CO传感元件检测产生电信号,经电路进行放大后由模拟开关对检测信号进行选通,对模拟信号经A/D转换,将模拟量转换成数字信号送到ARM处理器,由处理器经所接收的数据由软件运算程序进行数据处理,消除非线性因素,进行温度补偿,以校正值在液晶显示屏上显示出O2、CH4、CO浓度值,并在液晶显示屏上显示爆炸三角形及气体组份的坐标点位置,当临近或 </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <b><span>便携式煤矿气体可爆性测定仪技术参数:</span></b> </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>甲烷测量:</span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>范</span> 围:0-100%CH4 </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>分</span> 辨 率:1%vol </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>误</span> 差:±5%FS </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>氧气测量:</span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>范</span> 围:0~ 30% </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>分</span> 辨 率:0.1ppm </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>误</span> 差:±10%真值 </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>一氧化碳测量</span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>范</span> 围:0~2000ppm </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>分</span> 辨 率:1ppm </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>误</span> 差:±10%真值 </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>外壳防护等级:</span>IP55 </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>防爆标志:</span>Exib IMb </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>安全认证:矿用产品安全标志防爆合格证、检验报告等</span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>工作温度:</span>-20~60℃ </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>工作湿度:</span>5-90%RH </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>电</span> 池: 3.6V-1800mAh锰酸锂可充电电池一节 </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>尺</span> 寸:126mm×66mm×33mm </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>重</span> 量:220g(带充电器) </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>外壳采用抗震防静电</span>ABS工程塑料 </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>传感器响应时间快</span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>高分辨率液晶显示屏,爆炸极限组成三角形清晰可见</span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> <span>传感器寿命:</span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> O2传感器寿命:大于两年半(工作寿命) </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> CO传感器寿命:大于两年半(工作寿命) </p> <p class="p" style="margin-left:0.0000pt;text-indent:0.0000pt;background:#FFFFFF;"> CH4传感器是英国DYNAMENT非色散红外传感器,寿命大于5年。 </p> <p class="MsoNormal"> <span>联系人:肖经理</span> <span>联系电话:</span>18654773655<span>(微信同步)</span> </p>
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