四路恒温空气采样�?参数-价格-中国粉体罐�/title>

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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><strong><span>GR-1240</span></strong><strong><span>垊�strong>四路恒温空气采样�?/strong></span></strong></p><h3><span>产品概述</span></h3><p><span>GR-1240</span><span>垊�strong>四路恒温空气采样�?/strong>（以下简称采样器）是用于采集大气中有害气体样品的必备仪器。该采样器研制过程中广泛征求了专家及用户的意见，应用了当前计算机、传感器及新材料等领域的高新技术，质量可靠，性能稳定，使用寿命长。其技术性能指标符合国家环保�?span>HJ/T 376-2007</span>〉�span>24</span>小时恒温自动连续环境空气采样器技术要求及检测方法》和<span>HJ/T 375-2007</span>《环境空气采样器技术要求及检测方法》的规定，可同时实现<span>24</span>小时采样和大气采样，使用更加方便快捷，大大减轻了劳动强度。根�?span>JJG 956-2013</span>《大气采样器》的要求，该采样器属亍�span>B</span>类仪器、�/span></p><h3><span>适用范围</span></h3><p><span>本仪器适用亍�/span><span>溶液吸收法采集各种有害气佒�/span><span>、甲醛、氨气�?/span><span>TVOC</span><span>、苯及等的采样，是环境监测部门、工矿企业、科研院所和职业卫生等部门采集各种有毒有害气体的理想选择，广泛应用于环保、职业卫生、劳动、安监、军事、科研、教育等部门、�/span></p><h3><span>采用标准</span></h3><p><span>HJ/T 375-2007</span><span>《环境空气采样器技术要求及检测方法《�/span></p><p><span>HJ/T 376-2007</span><span>〉�span>24</span>小时恒温自动连续环境空气采样器技术要求及检测方法《�/span></p><p><span>JJG 956-2013<span>《大气采样器《�/span></p><p><span>HJ584-2010<span>《环境空氓�/span><span>苯系物的测定</span><span>活性炭吸附</span><span>/</span><span>二硫化碳解析</span><span>-</span><span>气象色谱法《�/span></p><p><span>HJ2.2-2008<span>《环境影响评价技术导刘�/span><span>大气环境《�/span></p><h3><span>主要特点</span></h3><p><span>1.</span><span>采用低噪音进口无刷采样泵，负载能力高，使用寿命长：�/span></p><p><span>2.</span><span>采用<span>PID</span>流量控制算法，流量控制更平稳：�/span></p><p><span>3.</span><span>采用高精度质量流量计，流量计量更精确：�/span></p><p><span>4.</span><span>四路采样，每路可单独控制，采样方式灵活，定时、立即多种采样模式可设置：�/span></p><p><span>5</span><span>、恒温、恒流，温度控制<span>0-45</span>度可设置：�/span></p><p><span>6.</span><span>温度控制和采样控制双屏显示，显示内容更丰富，操作界面更简单、�/span></p><p><span>7</span><span>－�/span><span>OLED</span><span>显示屎�/span><span>，工作温度宽，不需背光照明，适用范围更广</span></p><p><span>8.</span><span>内置<span>2</span>微米双重过滤器，有效保护仪器不受粉尘影响，使用寿命更长；</span></p><p><span>9.</span><span>伸缩式采样杆，采样高度可调、�/span></p><p><span>11.</span><span>具有掉电保护功能，采样中掉电采样数据不丢失； </span></p><p><span>12.</span><span>自动测量环境温度、大气压，同时显示刻度流量、标况流量，自动累计标况体积：�/span></p><p><span>13.</span><span>大容量数据存储，单路采样存储数据大于<span>500</span>组；</span></p><p><span>14.</span><span>内置蓝牙模块，可选配蓝牙打印机进行采样数据打印；</span></p><h3><span>工作原理</span></h3><p><span>该采样器内置<span>4</span>路抽气泵，每路的开始采样时刻，采样时长和采样流量都能够单独设置，仪器根据流量和时间的设置自动完成泵的调速恒流控制。按设定时间和设定流量一次能采集<span>4</span>个样品、�/span></p><h3><span>技术指栆�/span></h3><p><span>采样仪主要技术指标详见表<span>1</span>、�/span></p><p><span>�?span>1 </span><span>采样仪主要技术指栆�/span></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p><span>技术指栆�/span></p></td><td><p><span>参数范围</span></p></td><td><p><span>分辨玆�/span></p></td><td><p><span>准确�?/span></p></td></tr><tr><td><p><span>采样流量</span></p></td><td><p><span>＇�span>0.1</span>｝�span>1.0</span>（�span>L/min</span></p></td><td><p><span>0.001L/min</span></p></td><td><p><span>优于��<span>2.5%</span></p></td></tr><tr><td><p><span>大气厊�/span></p></td><td><p><span>(60~110)kPa</span></p></td><td><p><span>0.01KPa</span></p></td><td><p><span>优于��<span>2.5%</span></p></td></tr><tr><td><p><span>恒温控制</span></p></td><td><p><span>(0</span><span>｝�span>+45)</span>ℂ�/span></p></td><td><p><span>0.1</span><span>ℂ�/span></p></td><td><p><span>优于��<span>2</span>ℂ�/span></p></td></tr><tr><td><p><span>环境温度</span></p></td><td><p><span>(-50</span><span>｝�span>+100)</span>ℂ�/span></p></td><td><p><span>0.1</span><span>ℂ�/span></p></td><td><p><span>优于��<span>2</span>ℂ�/span></p></td></tr><tr><td><p><span>*DA采样体积</span></p></td><td><p><span>9999.999L</span></p></td><td><p><span>0.001L</span></p></td><td></td></tr><tr><td><p><span>采样时间</span></p></td><td><p><span>1min</span><span>｝�span>99h59min</span></p></td><td><p><span>1min</span></p></td><td></td></tr><tr><td><p><span>负载能力</span></p></td><td colspan="3"><p><span>流量<span>0.5L/min</span>时克朌�span>-20kPa</span>以上阻力</span></p></td></tr><tr><td><p><span>数据存储</span></p></td><td colspan="3"><p><span>500</span><span>组（每路（�/span></p></td></tr><tr><td><p><span>工作温度</span></p></td><td colspan="3"><p><span>(-20</span><span>｝�span>+50)</span>ℂ�/span></p></td></tr><tr><td><p><span>噪声</span></p></td><td colspan="3"><p><span>；�span>55dB(A)</span></p></td></tr><tr><td><p><span>外型尺寸</span></p></td><td colspan="3"><p><span>400mm</span><span>��<span>280mm</span>��<span>290mm</span></p></td></tr><tr><td><p><span>整机重量</span></p></td><td colspan="3"><p><span>�?span>7.5kg</span></p></td></tr><tr><td><p><span>功耖�/span></p></td><td colspan="3"><p><span>；�span>80W</span></p></td></tr></tbody></table> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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