SMT-100土壤水分温度传感�?参数-价格-中国粉体罐�/title>

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} }); function showliuyan(me, showtype){ if(showtype==0){ //$("#Content").val($("#Content").attr('placeholder')); Content= document.getElementById('PopMsgFrom').Content.getAttribute('placeholder'); document.getElementById('PopMsgFrom').Content.value=Content; } if(showtype==1){ // $("#Content").val($(me).text()); alert($(me).text()); document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><strong><span><strong>SMT-100土壤水分温度传感�?/strong></span></strong><a><a><a><a></p><p><a><a><strong>名称９�/strong>土壤水分温度传感� <strong>型号９�/strong>SMT-100 <strong>产地９�/strong>德国</p><p><strong>用途：</strong><strong>SMT-100土壤水分温度传感�?/strong>结合了FDR传感器的低成本与TDR传感器的高精度。SMT-100可以像TDR传感器一样通过测量信号传递时间来确定土壤的介电常数；也可以像FDR传感器一样通过电磁波频率的变化来确认土壤的介电常数。与FDR传感器不同的是，SMT-100不是基于电容器，而是采用环形振荡器来测量信号传递时间以及电磁频率的变换，而传感器产生的频�?>100 MHz)可以支持传感器在粘性土壤中测量。传感器材料是PCB板，主题紧凑坚实，能防霜冻。前端有尖头，能直接插进土壤，适合于长期野外监测。传感器和线缆都是密封防水的，可以多种信号输出� </p><p><strong>技术规格：</strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p><span>信号输出</span></p></td><td><p><span>RS485</span><span>数字信号，带</span><span>UGT</span><span>协议</span><span>/0-1V</span><span>模拟信号，其他电压范围可定制</span></p></td></tr><tr><td><p><span>电缆长度</span></p></td><td><p><span>标准</span><span>5</span><span>米，可定制延镾�/span></p></td></tr><tr><td><p><span>电源</span></p></td><td><p><span>数字输出</span><span>4 - 24 VDC (</span><span>模拟输出</span><span> 12 - 24 VDC)</span></p></td></tr><tr><td><p><span>尺寸</span></p></td><td><p><span>182 x 30 x 12 mm</span></p></td></tr><tr><td><p><strong><span>水分</span></strong><strong></strong></p></td><td></td></tr><tr><td><p><span>测量范围</span></p></td><td><p><span>0-60 % (0-100 % </span><span>精度有限</span><span>)</span></p></td></tr><tr><td><p><span>精度</span></p></td><td><p><span>��</span><span> 3 %</span></p></td></tr><tr><td><p><span>校准后精�?/span></p></td><td><p><span>��</span><span>1 %</span></p></td></tr><tr><td><p><span>分辨玆�/span></p></td><td><p><span>0.1 %</span></p></td></tr><tr><td><p><strong><span>温度</span></strong><strong></strong></p></td><td></td></tr><tr><td><p><span>测量范围</span></p></td><td><p><span>数字输出９�/span><span>-40~+80��C</span><span>：�/span><span>模拟输出</span><span>-40~+60��C(</span><span>可根据需求做温度扩展</span><span>)</span></p></td></tr><tr><td><p><span>精度</span></p></td><td><p><span>数字输出</span><span>�� 0.2 ��C </span><span>；模拟输出：</span><span> �� 0.8 ��C</span></p></td></tr><tr><td><p><span>分辨玆�/span></p></td><td><p><span>数字输出９�/span><span>0.01 ��C</span><span>；模拟输出：</span><span>0.2 ��C</span></p></td></tr></tbody></table><p><strong>产地：德囼�/strong></p><p><span>Email: </p><p> Shanghai@Dianjiangtech.com(</span><span>上海<span>) </p><p> Beijing@Dianjiangtech.com(</span>北京<span>)</p><p> Kunming@Dianjiangtech.com(</span>昆明<span>)</p><p> Hefei@Dianjiangtech.com(</span>合肥<span>) </span></p><p><span>扫描点将科技官方微信，获取更多服务：</span></p><p><span></span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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