WP4C露点水势�?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><strong>WP4C露点水势�?/strong></strong>为WP4-T的升级产品。用于快速、准确测定各种样品的水势。量程为0�?300 MPa，精度为0.05MPa、�/p><p> WP4C采用冷镜露点技术，正成为目前业界的标准露点水势测量原理。样品水势与其在特定空间中达到平衡时的水汽压具有一定的函数关系。WP4C保持温度平衡状态，通过测量封闭样品室中空气的露点温度，然后根据内部函数计算样品水势、�/p><p><span><strong><span>主要特点</span></strong></span></p><ul><li><p><strong>通用�?/strong> WP4C可以测定任何多孔材料的水势，如：苹果、砖、油和昆虫的甲壳等、�/p></li><li><p><strong>操作简侾�/strong> 测定水势时只需将样品装入样品杯（直�?cm，高1cm），放进样品室抽屉中推入检测区�?分钟即得读数.</p></li><li><p><strong>精确模式</strong> 如果测定过程过快，其结果可能不准确。新的WP4C在精确模式下会进行检查以确保在显�?终读数之前样品已完全达到平衡、�/p></li><li><p><strong>更快达到平衡</strong> WP4C样品室新采用的镍特氟隆涂层（Nickel Teflon）具有疏水性。降低样品室的吸水性意味着可以更快地达到平衡、�/p></li><li><p><strong>微调校准</strong> WP4C传感器经久耐用，且易于清洁。仪器可以用饱和盐溶液校准（自己配制或订购）。新的算法可以在微调校准时得到更好的精度�?#177;0.05 MPa或更小）、�/p></li></ul><p><span><strong><span>主要应用</span></strong></span></p><ul><li><p>检测叶片、土壤水势特�?/p></li><li><p>测量种子区、根际区和覆盖物下的样品水势</p></li><li><p>监测生物补救过程中的水势变化</p></li><li><p>测量种子萌发过程对水势的依赖�?/p></li><li><p>测量一般的水分释放曲线</p></li><li><p>监测种子填充介质的水势变匕�/p></li><li><p>测量混合肥料的水分关糺�/p></li></ul><p><span><strong><span>技术指栆�/span></strong></span></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p><span><strong> 量程</strong></span></p></td><td><p><span> 0 ~ -300 MPa</span></p></td></tr><tr><td><p><span><strong> 准确</strong><strong>�?/strong></span></p></td><td><p><span> ��0.05MPa @ 0 ~ -5 MPa <span>：�/span>1% @ -5 ~ -300 MPa</span></p></td></tr><tr><td><p><span><strong> 温度</strong></span></p></td><td><p><span> 范围�?5�?0 ℃；分辨率：0.1 ℃；准确度：��0.2 ℂ�/span></p></td></tr><tr><td><p><span><strong> 测量时间</strong></span></p></td><td><p><span> 精确模式：大部分土壤样品10~15min，植物样�?0min ；快速模式：<5 min</span></p></td></tr><tr><td><p><span><strong> 尺寸</strong></span></p></td><td><p><span> 24.1��22.9��8.9 cm</span></p></td></tr><tr><td><p><span><strong> 外壳材质</strong></span></p></td><td><p><span> 粉涂铜�/span></p></td></tr><tr><td><p><span><strong> 样品室容�?/strong></span></p></td><td><p><span> 推荐7ml（全满为15ml（�/span></p></td></tr><tr><td><p><span><strong> 重量</strong></span></p></td><td><p> 3.2 kg</p></td></tr><tr><td><p><span><strong> 显示屎�/strong></span></p></td><td><p> 20��2液晶显示，带背光</p></td></tr><tr><td><p><span><strong> 传感�?/strong></span></p></td><td><p> 冷镜露点传感器与红外温度传感�?/p></td></tr><tr><td><p><span><strong> 工作环境</strong></span></p></td><td><p><span> 5�?0ℂ�/span></p></td></tr><tr><td><p><span><strong> 电源</strong></span></p></td><td><p> 110 V � 220 V AC 50/60Hz</p></td></tr><tr><td colspan="1" rowspan="1"><p><span><strong> 数据通讯</strong></span></p></td><td colspan="1" rowspan="1"><p><span> RS-232A串口�?数据位ASCII码；9600波特，无奇偶校验�?个停止位</span></p></td></tr><tr><td colspan="1" rowspan="1"><p><span><strong> 连接</strong><strong>线缆</strong></span></p></td><td colspan="1" rowspan="1"><p><span> 标准RS-232 to USB 电缆（标配）</span></p></td></tr><tr><td colspan="1" rowspan="1"><p><span><strong> 遵循</strong><strong>标准</strong></span></p></td><td colspan="1" rowspan="1"><p><span> 制� ISO 9001:2015；EM ISO/IEC 17050:2010 (CE Mark)；兼容标凅� ASTM D6836-07</span></p></td></tr></tbody></table><p><span><strong><span>产地与厂家：</span></strong></span><span><strong>美国METER</strong><strong>公司 </strong><sub>(原Decagon)</sub></span></p><div><span><sub></p><p></sub></span></div> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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