105E土壤温度传感�?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>105E</span></strong><strong><span>土壤温度传感�?/span></strong></p><p><span>　　<span>105E</span>由一核�span>24</span>型电缆，含屏蔽组成的温度传感器，热电偶的类型丹�span>E</span>型，典型应用于土壤温度测量。热电偶结和被测量媒介之间通过电气隔离，避免了由于电势差产生的测量误差、�/span></p><p><span>　　<span>E</span>型热电偶是由铬镍合金和康铜组成的，在热电偶测量结束时，由于不同的温度，热电偶<span>‛�/span>测量�?span>“�/span>咋�span>‛�/span>参比�?span>“�/span>产生一个电压电势，温度差和电压电势是相联系的。因此，两根电缆之间产生的电势差直接反应了测量出来的温度值、�/span></p><p><span>　　必须要有一个参比温度测量（一般情况在数据采集器的接线面板上），可选择参比温度测量包括９�span>CR800</span>＋�span>CR850</span>＋�span>CR1000</span>＋�span>CR3000</span>戕�span>CR5000</span>数据采集器内置的热敏电阻：�span>CR9000X</span>数据采集器的<span>CR9050</span>戕�span>CR9051E</span>输入模块上内置的<span>PRT</span>：�span>CR7</span>数据采集器的<span>CR723T</span>输入模块上内置的<span>PRT</span>、�/span></p><p><span>安装</span></p><p><span>　　一般情况下＋�span>105E</span>用在土壤中或者其它媒介中。为了有一个理想的测量深度，安装时传感器必须要水平放置，这样就可以避免测量结和表面之间的热传导。如果传感器的电缆比较长，应当把电缆放置在安装导管中，这样既可以防止认为活动对电缆可能造成的损坏，也可以防止雷击对电缆产生的损坏、�/span></p><p><span>技术性能参数</span></p><p><span>重量９�span>3 oz (90 g) </span>，含<span>10</span>英尺电缆</span></p><p><span>直径９�span>0.3� (0.8 cm)</span></p><p><span>型号：铬镍合釐�span>—–�/span>康铜</span></p><p><span>输出９�span>60 ��V/</span><span>ℂ�/span></p><p><span>精度：温度误�?span>=</span>参比温度误差<span>+TC</span>输出误差<span>+T</span>电压误差<span>+</span>线性误�?/span></p><p><span>TC</span><span>输出误差<span>= NIST Monograph 175</span>标准内的背离</span></p><p><span>线性误�?span>=NIST</span>标准和数据采集器多项式近似法之间的误�?/span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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