光学斩波�?参数-价格-中国粉体罐�/title>

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}else{ $(".fixdbox").css({"display":"none"}); } $(".fixdbox_main_left div").css({"color":"#4F5862","border-bottom-color":"transparent"}); if($(this).scrollTop()>=_wsj){ $(".fixdbox_main_left div").eq(6).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_gsdt){ $(".fixdbox_main_left div").eq(5).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_yhpl){ $(".fixdbox_main_left div").eq(4).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_xgzl){ $(".fixdbox_main_left div").eq(3).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_xgfa){ $(".fixdbox_main_left div").eq(2).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_cxd){ $(".fixdbox_main_left div").eq(1).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_cpjj){ $(".fixdbox_main_left div").eq(0).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); } }); function showliuyan(me, showtype){ if(showtype==0){ //$("#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>产品介绍</p><p>C-995 是一款专为实验室使用设计的，拥有多种用途的<strong>光学斩波�?/strong>、�/p><p>C�?95 配有五位LED 数码管数字显示器，通过控制器能直接将客户需要的斩波频率以数字的形式通过控制面板前端输入。另外，C�?95 配备的RS�?32 双向端口使用户能够设置需要斩波频率的分辨率达�?.001Hz，并同时能够了解斩波器使用时的状况、�/p><p>C�?95 采用锁相环控制的系统，使得斩波频率在4Hz �?KHz 范围内能与用户提供的外时钟同步。此时，控制器能够用来获取外时钟的频率、�/p><p>C�?95 斩波器头是由10 圈电位器控制，其中叶片精确闭合使得它能够保护斩波器头不受意外危险。斩波器头上有两个孔径和两个组成部分�?0 孔和3 孔），他们分别用于高频部分和低频部分。孔直径�?5mm，孔宽度�?.5mm(30 �?�?5mm�? 孔）。边长为4.75 英寸，深度为两英寸形状为正方形的小孔使得它能够很方便的与光学支架相配。两�?8�?2 装配小孔使得孔的高度能够低至0.75 英寸。当它和1/2 英寸的支杆连用时，高度又可以达到13 英寸、�/p><p>规格</p><p>频率范围------------------------------------------ 4.0 Hz to 500 Hz (用内置孔)</p><p> 40 Hz to 5000 Hz (用外面孔)</p><p>频率精度------------------------------------------ 设置精度0.01%</p><p>频率稳定性（内部时钟�?--------------------------- ��25ppm( 0-40 C)</p><p>频率设置------------------------------------------ 0.1Hz-高频范围</p><p> 0.01Hz-低频范围</p><p> 0.001Hz-�?低频范围通过RS-232 双向端口</p><p>相位抖动------------------------------------------- 0.1% 峰对峰， 3 孔；</p><p> 1.0% 峰对峰， 30 孓�/p><p>相位锁定响应时间----------------------------------- <5 秒，整个比例范围内；</p><p><1 秒，10%比例变化范围冄�/p><p>外部输入频率------------------------------- TTL/CMOS 兼容� 4.0 Hz -5000 Hz</p><p>频率显示-------------------------------- 5 位LED，高亮度绿光�?65nm），0.56In(14mm)</p><p>RS�?32 端口-------------------------------------- 3 线，9600，N�?�?</p><p>孔径尺寸----------------------------------- 30 孔，15mm 高，4.5mm 宽，位于中央：�/p><p> 3 孔，15mm 高，15mm 宽，位于中央</p><p>工作温度------------------------------------------- 0 � 40ℂ�/p><p>电源要求--------------------------------- 通用 85 to 260VAC� 40-400Hz� <20W</p><p>尺寸------------------------------------- 控制�? 2.8� H x 7.5� W x 8.5� D</p><p> 斩波夳� 4.5� H x 4.5� W x 2.5� D</p><p>重量------------------------------------- 2.25 公斤</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="315996" /> <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）">