HS6288B噪声频谱分析�?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>仪器简介：</strong></p><p>HS6288B是一种便携式智能化噪声频谱分析仪器，由主机、打印机两部分组成，适用于环境噪声测量及统计分析、频谱分析。其具有自动量程、大屏幕液晶显示�?/1频谱分析、时钟设置、自动测量存储等效连续声级、统计声级等特点，配套打印机可自动打印出各种测量结果。通过RS�?32C接口，主机与微机实现通讯，将测量结果输出打印。该仪器性能符合IEC651、GB3785、GB3222等标准对2型声级计的要求、�/p><p><strong>技术参数：</strong></p><p>1、测量范围：A声级�?5�?30dB，线性：40�?30dB</p><p>2、频率范围：31.5HZ�?kHz</p><p>3、检波器特性：LMS真有效值，峰值因素：3</p><p>4、时间计权：F（快）、S（慢）�?*值保持、�/p><p>5、测量时间设定：Man（人工）�?0s�?min�? min�?0 min�?5 min�?0 min�?h�?h�?h�?4h、Regular(整时)</p><p>6、自动测量功能：Leq、L5、L10、L50、L90、Lmax、SD、Ld、Ln、Ldn�?/1频谱等、�/p><p>7、滤波器特性：1/1倍频程；中心频率�?1.5Hz�?3Hz�?25Hz�?00Hz�?kHz�?kHz�?kHz�?kHz</p><p>8、测量数据自动存储：127练�/p><p>9、接口：RS-232C，可外接配套打印机与微机通讯实现测量数据打印与频谱直方图打印输出、�/p><p>10、校准：使用HS6020/HS6028声级校准器，声级�?4dB、频�?kHz、�/p><p>11、显示器�?4mm��24mm大屏幕液晶数显，具有模拟表针，测量方式、测量时间及时钟�?/1中心频率显示功能、�/p><p>12、电源：5节LR6型高能碱性电池，直流7.5V，并设有外接电源输入插孔、�/p><p>13、工作环境：操作温度�?0℃～50℃，相对湿度20%�?0%</p><p>14、尺寸：主机240mm��81mm��31mm，打印机178mm��81mm��31mm、�/p><p>15、重量：主机400克，打印机约410克、�/p><p>基本配置：主机、打印机（含充电电池）、托架、光盘、携带箱、风�?/p><p>2�?strong>主要特点９�/strong></p><p>HS6288B型噪声频谱分析仪器操作简单、使用方便、可靠性强、广泛适用于环保、工厂、学校、科研等部门对噪声测量分析的需要、�/p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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