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       <h1 class="ny_newsdetail_title">美国哈希SDI污染密度指数自动分析仪</h1>
       <div class="ny_newsdetail_tips">更新时间：2018-08-16&nbsp;&nbsp;|&nbsp;&nbsp;点击率：4576</div>
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          <p><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">Silt Density Index 污染密度指数（SDI）通过监测水中悬浮物质，表征过滤系统或反渗透系统的性能。主要用于反渗透系统中SDI（污染指数）值的测定。</span><br /><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">仪器特点：</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">● 基于Silt Density Index污染密度指数（SDI）系统原理的自动分析仪&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">● 特定分析方法，使用流量计测量过滤器堵塞，不需要容积计量&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">● 使用耐用的盘状滤纸，与手动分析一致&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">● 特殊的滤纸盒系统，内置80片滤纸</span><br /><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">测量原理：水样流过过滤膜一定的时间后，通过的流速计测量进水前后流速的衰减情况来计算SDI值。同ASTM方法 4189-95。</span><br /><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">技术指标：</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">型号： SDI-12(纯水)/SDI-22(海水)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">应用： 纯水和海水中悬浮物质测量&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">测量方法： 在固定时间(5分钟、15分钟)前后，测量并计算通过滤纸的过水样流速&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">测量范围： 0~6.66 SDI (15分钟) 或0~20.0SDI (5分钟)，可选过水时间 (5或15分钟)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">测量周期： 0 (连续运行) ~24小时 可任意设定(以0.5小时为增幅)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">测量流路： 1点，2~4点 (可选)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">重现性： &plusmn;2%&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">进样条件： 压力：4~7 kgf/cm2G(如果低于4kgf/cm2G，需要提升泵)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">温度：0~40℃ (无结冰)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">流速：2 l/min (大)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">清洗水(海水应用)： 温度：0~40℃ (无结冰)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">压力：4~7 kgf/cm2G(如果低于4kgf/cm2G，需要提升泵)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">大流速：约2 l/min&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">安装： 室内安装或机柜安装&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">环境条件： -5~40℃/小于85%RH&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">排水： 样品和清洗水排放。排水为无压排放，排放口应直接通大气压。&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">输入信号： 测量流路识别输入信号打开集电极输入&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">输出信号： 4-20mA DC (大500&Omega;)，隔离输出&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">电源： 220V AC&plusmn;10%，50/60Hz&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">能耗： 约 300VA&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">接口： 进样接口：Rc. (PT.F)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">清洗进水接口： Rc. (PT.F)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">排放口： Rc. (PT.F)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">空气接口： Rc. (PT.F)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">气源： 压力：4~7 kgf/cm2G&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">流量：5Nl/ min (大)&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">质量：干燥、无油、无尘空气&nbsp;</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">重量： 约70kg</span><br /><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">订购指南：</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">纯水应用：</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">SDI12-1-51A01 1流路</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">SDI12-1-51B01 2流路</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">SDI12-1-51A11 1流路, 配提升泵</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">海水应用：</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">SDI22-1-51A01 1流路</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">SDI22-1-51B01 2流路</span><br /><span style="color:rgb(0, 0, 0); font-family:arial,sans-serif; font-size:14px">SDI22-1-51A11 1流路, 配提升泵</span></p>
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