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class="box_right_title">技術(shù)文章</div> <div id="7d4i41fox" class="bt_text_y"><span><a href="/">首頁</a> > <a href="/article.html">技術(shù)文章</a> > +GF+Signet 2630 安培法余氯電極工作原理</span></div> </div> <div id="7d4i41fox" class="pro_photo"> <div><h1>+GF+Signet 2630 安培法余氯電極工作原理</h1></div> <div id="7d4i41fox" class="pro_details_tongji"> 　更新時間：2022-05-16　點擊量：<span id="Click">1541</span> </div> <div id="7d4i41fox" class="n_con" id="c_detail_wrap"> <p><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">+GF+Signet 2630 安培法余氯電極工作原理</span></p><p><a target="_blank"><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">Signet 2630</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">安培法余氯電極是一種電化學(xué)傳感器，</span></a><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)"> </span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">可產(chǎn)生與樣本中余氯濃度成正比的內(nèi)部電流。</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)"></span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">電化學(xué)傳感器的結(jié)構(gòu)包括允許次氯酸（</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">HOCl</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">）擴散的疏水膜，</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">次氯酸（</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">HOCl</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">）會引起與金陰極（工作電極）的反應(yīng)并破壞</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">HOCl</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">。 </span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">這個電化學(xué)反應(yīng)會消耗兩個電子。</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)"></span><span style=";font-size:12px;font-family:思源黑體 Medium;color:rgb(35,31,32)">陰極</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">（工作電極）：</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">HOCl + H+ + 2e </span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">→</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)"> Cl- + H</span><span style=";font-size:8px;font-family:DINCE-Regular;color:rgb(35,31,32)">2</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">O</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">次氯酸的還原） </span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">銀</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">/</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">氯化銀陽極（反電極）</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">為陰極反應(yīng)提供電子源，也用作參比電極。 </span></p><p><span style=";font-size:12px;font-family:思源黑體 Medium;color:rgb(35,31,32)">陽極</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">（參比電極）：</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">2Cl- + 2Ag</span><span style=";font-size:8px;font-family:DINCE-Regular;color:rgb(35,31,32)">0 </span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">→</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)"> 2 AgCl + 2e</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">（銀的氧化） </span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">兩個金屬電極被電解質(zhì)溶液隔開，</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">允許離子從陰極轉(zhuǎn)移到陽極，產(chǎn)生小的</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">nA</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">信號；</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">通常每</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">1ppm</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">余氯對應(yīng)</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">20~60nA</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">。</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)"></span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">Pt1000</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">溫度元件可確保在很寬的溫度范圍內(nèi)進行準確的余氯測量。</span></p><p><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">2630</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">電極連接到</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">2650</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">電子組件，該電子組件可提供陰極和 </span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">陽極之間的極化電壓，</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">并提供余氯信息以顯示在</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">9950-3</span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">余氯變送器上。 </span><span style=";font-size:12px;font-family:DINCE-Medium;color:rgb(35,31,32)">2630</span><span style=";font-size:12px;font-family:思源黑體 Medium;color:rgb(35,31,32)">傳感器的維護 </span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">傳感器的維護是必要的。</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">傳感器維護包括在膜撕裂時更換膜蓋和在系統(tǒng)無法保持校準或余氯水平漂移時更換內(nèi)部電解液。</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)"></span><span style=";font-size:12px;font-family:思源黑體 Medium;color:rgb(35,31,32)">膜蓋更換 </span><span style="color: rgb(35, 31, 32); font-family: "思源黑體 Light"; font-size: 12px;">傳感器</span></p><p><span style="color: rgb(35, 31, 32); font-family: "思源黑體 Light"; font-size: 12px;"></span></p><p style="text-align: center"><img style="max-width:800px;max-height:300%;" src="https://img70.chem17.com/9/20220516/637883248170298375364.png" title="1652699174(1).png" alt="1652699174(1).png"/></p><p><span style="color: rgb(35, 31, 32); font-family: "思源黑體 Light"; font-size: 12px;"></span><br/></p><p><span style="font-size: 12px; font-family: DINCE-Regular; color: rgb(35, 31, 32);">1. </span><span style="font-size: 12px; font-family: "思源黑體 Light"; color: rgb(35, 31, 32);">一只手拿著傳感器，另一只手擰下膜蓋（不要使用工具）。</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)"></span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">2. </span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">檢查傳感器陰極是否有任何缺陷，并確認傳感器前端的</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">8 </span> <span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">個開口開放無阻。</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)"></span><span style=";font-size:12px;font-family:思源黑體 Medium;color:rgb(35,31,32)">電解液的更換 </span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">1. </span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">一只手拿著傳感器，另一只手擰下膜蓋（不要使用工具）。</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)"></span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">3. </span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">檢查陰極是否有任何缺陷，并確認傳感器前端的</span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">8 </span> <span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">個開口開放無阻。</span></p><p><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)"></span><span style=";font-size:12px;font-family:DINCE-Regular;color:rgb(35,31,32)">4. </span><span style=";font-size:12px;font-family:思源黑體 Light;color:rgb(35,31,32)">將傳感器倒置，將內(nèi)部電解液甩出傳感器。</span></p><p><span style="font-size: 12px; color: rgb(35, 31, 32);">5. </span><span style="font-size: 12px; font-family: "思源黑體 Light"; color: rgb(35, 31, 32);">使用傳感器隨附的注射器將</span><span style="font-size: 12px; font-family: DINCE-Regular; color: rgb(35, 31, 32);">14 </span> <span style="font-size: 12px; font-family: "思源黑體 Light"; color: rgb(35, 31, 32);">器前端的八個孔之一，直到電解液溢出。毫升的新電解液注入傳感</span></p><p><span style="font-size: 12px; font-family: "思源黑體 Light"; color: rgb(35, 31, 32);"></span><span style="font-size: 12px; font-family: DINCE-Regular; color: rgb(35, 31, 32);">6. </span><span style="font-size: 12px; font-family: "思源黑體 Light"; color: rgb(35, 31, 32);">緩慢安裝新的膜蓋。</span></p><p><span style="font-size: 12px; font-family: "思源黑體 Light"; color: rgb(35, 31, 32);"></span></p><p style="text-align: center"><img style="max-width:800px;max-height:300%;" src="https://img66.chem17.com/9/20220516/637883249205605299859.png" title="1652699240(1).png" alt="1652699240(1).png"/></p><p><span style="font-size: 12px; font-family: "思源黑體 Light"; color: rgb(35, 31, 32);"></span><br/></p> </div> </div> <div id="7d4i41fox" class="cl"></div> <div id="7d4i41fox" class="ye"> 上一條：<a href="/Article-3012684.html">gf差分式電極2744-2747主要特點</a><br />下一條：<a href="/Article-3011564.html">+GF+Signet 9900變送器產(chǎn)品規(guī)格</a> </div> </div> </div> </div> <div id="7d4i41fox" class="clearfix"></div> <div class="7d4i41fox" id="clear"></div>  <footer class="footer"> <div 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