中科微纳固体绝缘材料绝缘电阻测定�?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><img src="//www.znpla.com/img1/img/daily/2024/01/24/134207_635558_procont.jpg" style="" title="134207_635558_procont.jpg"/></p><p><img src="//www.znpla.com/img1/img/daily/2024/01/24/134209_926500_procont.jpg" style="" title="134209_926500_procont.jpg"/></p><p><img src="//www.znpla.com/img1/img/daily/2024/01/24/134222_192184_procont.jpg" style="" title="134222_192184_procont.jpg"/></p><p><img src="//www.znpla.com/img1/img/daily/2024/01/24/134224_624342_procont.jpg" style="" title="134224_624342_procont.jpg"/></p><p><img src="//www.znpla.com/img1/img/daily/2024/01/24/134228_139999_procont.jpg" style="" title="134228_139999_procont.jpg"/></p><p><img src="//www.znpla.com/img1/img/daily/2024/01/24/134231_353634_procont.jpg" style="" title="134231_353634_procont.jpg"/></p><p><img src="//www.znpla.com/img1/img/daily/2024/01/24/134234_585268_procont.jpg" style="" title="134234_585268_procont.jpg"/></p><p><img src="//www.znpla.com/img1/img/daily/2024/01/24/134237_444855_procont.jpg" style="" title="134237_444855_procont.jpg"/></p><p><img src="//www.znpla.com/img1/img/daily/2024/01/24/134240_566044_procont.jpg" style="" title="134240_566044_procont.jpg"/></p><p><img src="//www.znpla.com/img1/img/daily/2024/01/24/134246_227563_procont.jpg" style="" title="134246_227563_procont.jpg"/></p><p><img src="//www.znpla.com/img1/img/daily/2024/01/24/134248_757488_procont.jpg" style="" title="134248_757488_procont.jpg"/></p><p>型号：GEST-121A<br/></p><p>符合标准９�/p><p> GBT 31838.2-2019 固体绝缘材料 介电和电阻特�?nbsp;</p><p> �?部分：电阻特�?DC方法) 体积电阻和体积电阻率</p><p> �?部分：电阻特性（DC方法）表面电阻和表面电阻玆�/p><p> �?部分：电阻特�?DC方法) 绝缘电阻</p><p>一、概�?/p><p>本仪器主要用于测试绝缘材料的绝缘电阻、体积电阻及表面电阻值，本仪器是一台通用试验仪器，只要不超过主机的测试量程，都可以测试，配备不同的电极，适用于橡胶、塑料、薄膜、及粉体、液体、及固体和膏体形状的各种绝缘材料体积和表面电阻值的测定</p><p>二、主要特炸�/p><p>电阻测量范围�?nbsp; 0.01×104Ω �?×1018Ω</p><p>电流测量范围� 2×10-4� �?×10-16＠�/p><p>三、技术指栆�span style="white-space: pre;"></span></p><p>1、电阻测量范围： 0.01×104Ω �?×1018Ω、�/p><p>2、电流测量范围为� 2×10-4A�?×10-16A</p><p>3、显 � � 式：数字液晶显示</p><p>四、工作原琅�/p><p> 根据欧姆定律，被测电阻Rx等于施加电压V除以通过的电流I。传统的高阻计的工作原理是测量电压V固定，通过测量流过取样电阻的电流I来得到电阻值。从欧姆定律可以看出，由于电流I是与电阻成反比，而不是成正比，所以电阻的显示值是非线性的，即电阻无穷大时，电流为零，即表头的零位处是∞，其附近的刻度非常密，分辨率很低。整个刻度是非线性的。又由于测量不同的电阻时，其电压V也会有些变化，所以普通的高阻计是精度差、分辨率位�/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;"> 本仪器主要用于测试绝缘材料的绝缘电阻、体积电阻及表面电阻值，本仪器是一台通用试验仪器，通过选配不同的测试电极，可以满足和测试所有不同类型的绝缘材料，如：粉末、片材、薄膜和液体溶液等。本仪器测试量程比较款，最高可以到1018Ω，几乎可以满足于市场上所有的绝缘材料的测试� </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 class="xgfa_cont"><a href="//www.znpla.com/huayan2021/solution_333.html" target="_blank" class="xgfa_cont_img"><img src="//www.znpla.com/img1/img/daily/2021/11/22/140453_790664_solution_25872.jpg"/></a> <div class="xgfa_cont_rig"><a href="//www.znpla.com/huayan2021/solution_333.html" target="_blank">体积电阻率和表面电阻率有什么不吋�/a> <p class="xgfa_cont_txt">首先*步需要测试体积电阻值和表面电阻值，然后根据试样的尺寸和电极系数，根据计算公式得到体积电阻率和表面电阻率，体积和表面电阻测试时，对电压试样的位置不同，从而能够不同的电阻值在接和未接试样时电容的变化</p><div class="xgfa_cont_time"> <span>石油/化工</span><p>2021-11-22</p></div></div></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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