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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span><strong>美国维持YSI 550A型便携式溶氧�?/strong></span></p><p><span><strong>美国维持YSI 550A型便携式溶氧�?/strong></span></p><p><span><strong>美国维持YSI 550A型便携式溶氧�?/strong></span>采用全水密（IP67防水等级）、防撞击仪器外壳，并启用创新性可于野外更换的溶解氧电极模块。使用YSI久经考验的极谱法技术和YSI全球高精密温度典范的热敏电阻法技术，可同时测量溶解氧和温度。新一代PE盖膜提供更快的反应时间和更低的搅拌依赖性、�/p><p> l 全水密，符合IP67防水等级</p><p> l 可野外更换溶解氧电极模块</p><p> l 更快的反应时间、更低的搅拌依赖�?/p><p> l 不锈钢探头，坚固耐用，更易于沉入水中</p><p> l 电缆两端接口加装应力舒缓器，减少接线处物料疲劳，有效延长电缆寿命</p><p> l 内置溶解氧校准室/探头贮存室，方便携带并保持探头的正常工作状�?/p><p> l 备有3.7�?.5�?5�?0米电缆可供选择</p><p> l 溶解氧测量范围扩展至50毫克/卆�/p><p> l 空气饱和度或毫克/升校准模弎�/p><p> l 2000小时超长电池寿命</p><p><span><strong>美国维持YSI 550A型便携式溶氧�?/strong></span><strong>技术参数：</strong></p><p> YSI 550A 系统规格</p><p> 测量参数技术指栆�/p><p> � � 测量范围</p><p> � � 玆�/p><p> � � � -5� +45ℂ�/p><p> 0.1ℂ�/p><p> ��0.3ℂ�/p><p> 溶解�?/p><p> （％空气饱和度） 测量范围</p><p> � � 玆�/p><p> � � � 0�?00%</p><p> 0.1% � 1% 空气饱和度（可选）</p><p> 0�?00%：读数之��2% �?% 空气饱和度，以较大者为准；</p><p> 200�?00%：读数之��6%</p><p> 溶解�?/p><p> （毫�?升） 测量范围</p><p> � � 玆�/p><p> � � � 0�?0 毫克/卆�/p><p> 0.01 � 0.1毫克/升（可选）</p><p> 0�?0毫克/升：0.3 毫克/升或读数�?#177;2%，以较大者为准；</p><p> 20�?0毫克/升：读数�?#177;6%</p><p> 注：仪器准确度规格是主机与探头的总和</p><p><span><strong>美国维持YSI 550A型便携式溶氧�?/strong></span>其它技术指栆�/p><p> 工作条件 水体：淡水、海� � 污水；温度：-5� +45ℂ�/p><p> 溶解氧反� 9秒内达到*终值的95%</p><p> 盐度补偿 0�?0ppt</p><p> 防水规格 IP67防水等级</p><p> � � 4�?号碱性电池（25℃，超过2000小时（�/p><p> � � 备有3.7米�?.5米�?5米和30米可供选择</p><p> � � 22.9厘米（长�?#215; 11.9厘米（宽（�/p><p> � � 0.91公斤（含电池（�/p><p><span><strong>美国维持YSI 550A型便携式溶氧�?/strong></span><strong>主要特点９�/strong></p><p> 主要特点９�/p><p> YSI55的升级产品，测量性能更优良，测量范围更广范，使用更方侾�/p><p> 野外可更换式探头，防水，符合IP67标准</p><p> 采用**型的溶氧盖膜，与原有YSI55普通膜相比，响应速度更快，对测量水体的流速或搅拌要求极度低，可准确地测量较深的静止水体及饱和与超饱和水体的溶解氧，并且维护简便，更换溶氧膜时只需直接装上盖膜即可，无需复杂技术，避免因更换膜而影响仪器的性能、�/p><p> IP67防水，主机即使在一米深下仍能保持密封防水，并可自动浮于水上</p><p> 特制电缆线可有效降低信号的衰减和干扰。即使长至英尺仍能保持测量数据的准确性和测量精度，与同类产品相比可以检测到更深更远的水体、�/p><p> 自动温度补偿，自动盐度（0-70ppt）补偿；气压补偿</p><p> 全电池操作。工作寿命长�?000小时</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"}); 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