MF-4B气体测试仪检定校准装�?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>1</span></strong><strong><span>、配气系统（以下简称装置）的外型及特点</span></strong></p><p><span>MF-4B</span><span>气体测试仪检定校准装置，是由从事�?0余年气体标准物质研究、气体计量器具国家计量技术法规制修订、并在本行业有丰富经验的专家构思、选材及参数设置和定量；由从事多年仪器仪表、计算机软件研发的专家设计和装配。研发出的装置稳定性、重复性及线�?*，配制的标准气体准确、可靠，易于量值传递和溯源，操作快捷，使用方便� </span></p><p><span>装置外型如图所示（色彩有差异），前面板上的两转子流量计与配气系统无关，只是用于控制被检仪器或分析方法所需要的流量。面板中间是320x240液晶显示及触摸屏，不需任何人工计算，只需通过触摸屏简单输入，便可完成配气工作。操作简单、方便、快捷，并有声音提示、�/span></p><p><strong><span>2</span></strong><strong><span>、原琅�/span></strong></p><p><span>该装置的配气原理为质量流量混合法。通过准确的设置，便可配置�?0<sup>�?</sup>�?0<sup>�?</sup></span><span>（即ppb</span><span>｝�/span><span>%</span><span>含量（�/span><span>含量的各种标准气体、�/span></p><p><strong><span>3</span></strong><strong><span>、主要功胼�/span></strong></p><p><span>3.1</span><span>自动配气：该装置为计算机智能配气系统，所有操作功能都通过显示屏上的触摸屏完成，只需您在装置屏幕上选择输入需要配制和被稀释的 气体的名称和浓度，通过按几次触摸屏�?0多秒钟便可配制和显示出您所要的准确稳定的标准气体浓度� </span></p><p><span>3.2</span><span>自动校准：根据不同气体的性质和实验环境温度，自动修正流量体积、�/span></p><p><span>3.3</span><span>触摸操作和屏幕显示：显示屏下方有4个页面标签，通过触摸进入相应的页面。显示屏*上方显示年月日、仪器名称、时间、�/span></p><p><span>3.4</span><span>一机三用：一用：方便、快捷、准确触摸屏操作配制标准气体；二用：根据被检仪器（或分析方法）所需要的流量，装置将配制出的标准气体进行流量控制和分流，相当于在配气装置中增加了规程要求的配套设备“流量控制器”；三用：前面板右上方装有时间显示器，可随时准确计时、�/span></p><p><span>3.5</span><span>配出气体的使用：配制的标准气体可直接使用，也可充入气袊�strong>或钢瓶（注：充灌钢瓶功能需另加费用（�/strong>到异地使用、�/span></p><p><span>3.6</span><span>触摸屏的视角可以�?�?0度的范围内任意调整、�/span></p><p><strong><span>4</span></strong><strong><span>、主要用逓�/span></strong></p><p><span>4.1</span><span>该装置为计量、环保、石油化工、医药卫生、疾控中心、煤矿等多行业检定气体分析仪、可燃气、有毒有害气体等仪器建立计量标准而提供标准装置，为开展检定、校准和测试上述仪器而配制标准气体； </span></p><p><span>4.2</span><span>用于考察各种气体测量仪、测报仪及气体传感器，的多种性能而配制标准气体；</span></p><p><span>4.3</span><span>用于能源部门六氟化硫检漏仪的检定及性能评价而配制标准气体；</span></p><p><span>4.4</span><span>用于煤矿矿井甲烷测试仪、一氧化碳和氧等测试仪的检定及性能评价而配制标准气体，对其进行校准检定………�?.5用于各种气体分析方法的参比标准、�/span></p><p><strong><span>5</span></strong><strong><span>、技术指栆�/span></strong></p><p><span>5.1</span><span>常规稀释倍数为：500:1，两路MFC流量控制：�/span></p><p><span>5.2</span><span>常规输出</span><span>流量范围：（200�?000）ml/min</span><span>流量范围�?*稀释倍数等根据用户要求可随便设计及装配： </span></p><p><span>5.3</span><span>流量重复性： �?.2%</span></p><p><span>5.4</span><span>流量线性误差：�?#177;0.3%</span></p><p><span>5.5</span><span>配气不确定度：≤0.5%</span></p><p><span>5.6</span><span>预热时间�?0min</span></p><p><span>5.7</span><span>自动调零：预热结束后自动调整MFC的零点或从预热调零页面重复调雵�/span></p><p><span>5.8</span><span>仪器电源�?20VAC</span></p><p><span>5.9</span><span>使用环境�?℃～45ℂ�/span></p><p><span>5.10</span><span>外型尺寸�?00mm宽x 195mm高x 500mm淰�/span></p><p><span>5.11</span><span>仪器重量：约8kg</span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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