QT-1060开路涡度相关测量系�?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"> 涡动相关系统，亦称涡度协方差系统，是一种微气象学的测量方法。它采用涡度相关原理，利用快速响应的传感器来测量大气下垫面的物质交换和能量交换。涡动协方差系统可以测量显热通量、潜热通量、动量通量、摩擦风速，以及其它物质通量（如CO2等）、�/span>涡度协方差系统可以应用在边界层理论研究、大气扩散、能量收支研究、水分及其它物质收支研究等众多领域。根据仪器配置的不同，涡动协方差系统可以分为开路涡动协方差系统和闭路涡动协方差系统、�/span>以上图片仅供参考，如有变动恕不另行通知、�/span>技术参数：<table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td colspan="3">LI-7500 A 开路式CO2/H2O分析�?/span></td><td>CO2分析�?/span></td><td>H2O分析�?/span></td></tr><tr><td colspan="3">校准范围</td><td>0~3000 ppm</td><td>0~60 mmol/mol</td></tr><tr><td colspan="3">精度</td><td colspan="2">＜读数的1% </td></tr><tr><td rowspan="2" colspan="2">零点漂移＇�/span>ℂ�/span>-1（�/span></td><td>典型</td><td>��0.01 ppm</td><td>��0.03 mmol/mol</td></tr><tr><td>**</td><td>��0.03 ppm</td><td>��0.05 mmol/mol</td></tr><tr><td rowspan="3" colspan="2">RMS噪声＇�/span>370 ppm CO2咋�/span>10 mmol/mol H2O（�/span></td><td>5 Hz</td><td>0.08 ppm</td><td>0.0034 mmol/mol</td></tr><tr><td>10 Hz</td><td>0.11 ppm</td><td>0.0047 mmol/mol</td></tr><tr><td>20 Hz</td><td>0.16 ppm</td><td>0.0067 mmol/mol</td></tr><tr><td colspan="2">370 ppm时，</td><td>典型</td><td>��0.02 %</td><td></td></tr><tr><td colspan="2">CO2的增益漂移（ℂ�/span>-1（�/span></td><td>**</td><td>��0.1 %</td><td></td></tr><tr><td colspan="2">20 mmol/mol时，</td><td>典型</td><td></td><td>��0.15 %</td></tr><tr><td colspan="2">H2O的增益漂移（ℂ�/span>-1（�/span></td><td>**</td><td></td><td>��0.30 %</td></tr><tr><td colspan="2">寸�/span>H2O灵敏�?/span></td><td>典型</td><td>��0.00002</td><td></td></tr><tr><td colspan="2">＇�/span>mol CO2/mol H2O（�/span></td><td>**</td><td>��0.00004</td><td></td></tr><tr><td colspan="2">寸�/span>CO2灵敏�?/span></td><td>典型</td><td></td><td>��0.02 </td></tr><tr><td colspan="2">＇�/span>mol H2O/mol CO2（�/span></td><td>**</td><td></td><td>��0.05</td></tr><tr><td colspan="2">光路长度</td><td colspan="3">12.5 cm</td></tr><tr><td colspan="2">工作温度</td><td colspan="3">-25~50 ℂ�/span></td></tr><tr><td colspan="2">数据存储</td><td colspan="3">可插拔的工业�?/span>USB闪存设备</td></tr><tr><td colspan="2">数据通讯</td><td colspan="3">以太网�?/span>SDM�?/span>RS-232�?/span>6�?/span>DAC</td></tr><tr><td colspan="2">输入</td><td colspan="3">以太网�?/span>4个模拟输入通道</td></tr><tr><td colspan="2">电源</td><td colspan="3">10.5~30 V DC；功耖�/span>12W（含LI-7550（�/span></td></tr><tr><td rowspan="2">尺寸</td><td>头部</td><td colspan="3">直径6.5 cm，长30 cm </td></tr><tr><td>LI-7550 </td><td colspan="3">35 L��30 W��15 H cm（外部）</td></tr><tr><td rowspan="2">重量</td><td>头部</td><td colspan="3">0.75 kg</td></tr><tr><td>LI-7550 </td><td colspan="3">4.4 kg</td></tr></tbody></table>GILL R3-50三维超声波风传感�?/span><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td>超声输出频率</td><td>50Hz</td><td>输出参数</td><td>UVW，声逞�/span></td></tr><tr><td>风速测量范図�/span></td><td>0~45籲�/span>/科�/span></td><td>风速测量分辨率</td><td>0.01籲�/span>/科�/span></td></tr><tr><td>风速测量精�?/span></td><td>；�/span>��1＄�/span> RMS</td><td>风向测量范围</td><td>0~359��</td></tr><tr><td>风向测量分辨玆�/span></td><td>1��</td><td>风向测量精度</td><td>；�/span>��1��</td></tr><tr><td>声速测量范図�/span></td><td>300~370籲�/span>/科�/span></td><td>声速测量分辨率</td><td>0.01籲�/span>/科�/span></td></tr><tr><td>声速测量精�?/span></td><td>；�/span>��0.5＄�/span> @ 20ℂ�/span></td><td>数字输出通讯</td><td>RS422全双工，8个数据位＋�/span>1个停止位，无奇偶</td></tr><tr><td>波特玆�/span></td><td>2400~115200</td><td>输出频率</td><td>0.4~50Hz</td></tr><tr><td>模拟更新频率</td><td>0.4~50Hz</td><td>模拟输出数量</td><td>7＇�/span>U�?/span>V�?/span>W�?/span>SOS�?/span>PRT�?/span>2个模拟输入），需PCIA单元</td></tr><tr><td>模拟输出范围</td><td>��2.5V</td><td>模拟输出分辨玆�/span></td><td>14佌�/span></td></tr><tr><td>模拟输出精度</td><td>；�/span>0.1＄�/span> FSR</td><td>模拟输入数量</td><td>6个差分输入，需�?/span>SIU</td></tr><tr><td>模拟输入采样</td><td>50Hz</td><td>模拟输入范围</td><td>��5V</td></tr><tr><td>模拟输入分辨玆�/span></td><td>14佌�/span></td><td>模拟输入精度</td><td>；�/span>0.1＄�/span> FSR</td></tr><tr><td>PRT输入</td><td>需�?/span>SIU，不包含PRT100</td><td>PRT输入分辨玆�/span></td><td>0.01ℂ�/span></td></tr><tr><td>PRT输入精度</td><td>；�/span>0.01ℂ�/span>＋�/span>0~50ℂ�/span>；�/span>0.15ℂ�/span>＋�/span>-40~60ℂ�/span></td><td>电源</td><td>风速计＋�/span>9~30 VDC；�/span>150mA @ 24 VDC戕�/span>300mA @ 12 VDC</td></tr><tr><td>工作环境温度</td><td>-40~60ℂ�/span></td><td>保护等级</td><td>IP65</td></tr><tr><td>可承受降雨强�?/span></td><td>300毫米/小时</td><td>EMC</td><td>BS EN 50081-1:1992BS EN 50082-1:1997</td></tr><tr><td>外壳材料</td><td>铝，碳化纤维</td><td>适应环境</td><td>适合在开放的海洋环境中适用</td></tr><tr><td>尺寸</td><td>750㎛�/span>��240㎛�/span></td><td>重量</td><td>1公斤</td></tr></tbody></table>可根据需要额外添加其他观测传感器，如有需要渠道公号�/span>产地９�/span>美国 </div>  <div class="cxd"> <div class="cxd_tit">创新炸�/div> 暂无数据� </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> 相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); 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