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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <pre>土壤水分和养分含量可以反映土壤本身的一些重要信息，SMEC 300 土壤水分/电导�?温度传感器可以指导我们合理灌溉和施肥以满足田间作物的生长需要。还可以帮助判断土壤是否需要过滤掉多余的盐分。灌溉、施肥和作物需求都会影响盐分浓度。高盐分会对植物造成伤害，低盐分会导致营养缺乏、�/pre><h2>产品详细信息</h2><h1><strong>SMEC 300 土壤水分/电导�?温度传感�?/strong></h1><ul><li><p><strong>用途：</strong></p></li></ul><p>SMEC 300土壤水分温度<span>电导玆�/span>传感器价格低廉、数据精确、方便安装、�/p><p>土壤水分传感器由电容型传感器测量 ，水分传感器由两个电极组成，作为一个电容器，周围的土壤作为电介质�?0MHz电子振荡器驱动电容器并把与土壤介电常数成比例的信号转换为输出信号、�/p><p>通过土壤电导率传感器测量土壤的电导率可以容易地监测土壤溶液的盐分状况，电导率与土壤溶液的盐分密切相关，电导率的测量也受温度和土壤水分的影响。土壤盐分由一对碳墨电极测量，这种电极提高了探头与土壤溶液的接触面；通过内置热敏电阻测量土壤温度、�/p><p><strong><strong>SMEC 300 土壤水分/电导�?温度传感�?/strong>两种型号９�/strong></p><ul><li><p>Item 6470，SMEC 300 �?英尺�?.8m）缆线；</p></li><li><p>Item 6460-20，SMEC 300 �?0英尺�?m）缆纾�/p></li></ul><p><strong>可以接入的数采：</strong></p><p>l FieldScout土壤传感器读表（Item6466（�/p><p>l WatchDog数采和气象站９�/p><p><strong>二、特点：</strong></p><p>l 电容型土壤水分传感器</p><p>l 碳墨电极提高了电导率的测量面�?/p><p>l 简单、一步完成电导率校准过程</p><p>l 即可连接FieldScout土壤传感器读表（Item6466），又可连接到WatchDog2000/1000系列气象竘�/p><p><strong>三�?strong>SMEC 300 土壤水分/电导�?温度传感�?/strong>技术参数：</strong></p><p>缆线长度�?.8m�?英尺）和6m�?0英尺），也可扩展�?5m�?0英尺）；</p><p>感应范围�?.25英寸x 0.75英寸</p><p>测量范围：体积含水量�?%~饱和状�?/p><p>电导率：0~10mS/cm</p><p>温度�?3 - 175��F (0.5 - 80��C)</p><p>分辨率：体积含水量：0.1%</p><p>电导率：0.01mS/cm</p><p>温度�?.1��F (0.1��C)</p><p>精度：体积含水量�?%</p><p>电导率：�� 2%</p><p>温度�?#177; 1��F (0.6��C)</p><p>输出：模拟电压，时分复用（数据传输方式）</p><p>供电�?V@6~10mA</p><p>接口�?.5mm插头</p><p>接到WatchDog气象站上时，可以使用Specware 9.0软件采集数据、�/p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>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"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="284709" /> <input name="ProQuality" id="ProQuality" type="hidden" value="10" /> <input name="ProService" id="ProService" type="hidden" value="10" /> <input name="ProUsability" id="ProUsability" type="hidden" value="10" /> <input name="ProCostperformance" id="ProCostperformance" type="hidden" value="10" /> <div class="yhpl_pf"> <div> <p>产品质量</p> <div><span id="Quality" class="stars star10"></span><span id="Quality_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>售后服务</p> <div><span id="Service" class="stars star10"></span><span id="Service_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>易用�?/p> <div><span id="Usability" class="stars star10"></span><span id="Usability_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>性价毓�/p> <div><span id="Costperformance" class="stars star10"></span><span id="Costperformance_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">