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title="總氮的水樣">總氮的水樣</a></li> <li><em></em><a href="/szhcy-Article-2037576/" title="污水排放水質(zhì)在線監(jiān)測(cè)項(xiàng)目">污水排放水質(zhì)在線監(jiān)測(cè)項(xiàng)目</a></li> <li><em></em><a href="/szhcy-Article-1971607/" title="水質(zhì)自動(dòng)監(jiān)測(cè)站的組成">水質(zhì)自動(dòng)監(jiān)測(cè)站的組成</a></li> </ul> </div> </div>  </div> <div id="tq6ztn8r" class="lyNyProDetail_right"> <div id="tq6ztn8r" class="lyNyProDetail_ConTit"><p>詳細(xì)介紹</p></div> <div id="tq6ztn8r" class="lyNyProDetail_ConText" id="c_detail_wrap"> <p style="text-align:center"><img alt="" src="https://img68.chem17.com/gxhpic_d5f22177df/91acbec15a63dbc98cc32a24818122fd994a1c5f79f3ee9f818ace80d607216f9eba7557146b808c.png" style="height: 500px; width: 500px;" /></p><p><strong><span style="font-size:14px"><span style="font-family:微軟雅黑">產(chǎn)品名稱：</span></span>WELLEXCELL總氮水質(zhì)在線監(jiān)測(cè)儀</strong></p><p><strong><span style="font-size:14px"><span style="font-family:微軟雅黑">產(chǎn)品型號(hào)：</span></span></strong></p><p><strong>WELLEXCELL總氮水質(zhì)在線監(jiān)測(cè)儀</strong><strong><span style="font-size:14px"><span style="font-family:微軟雅黑">工作原理：</span></span></strong></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">在高溫、高壓條件下，用過硫酸鉀消解試樣，試樣中所有的含磷化合物全部</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">轉(zhuǎn)化為正磷酸鹽（測(cè)量正磷酸鹽無(wú)需此步驟）。在硝酸溶液中，正磷酸鹽與偏釩</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">酸銨和鉬酸銨形成可溶性的磷釩鉬黃絡(luò)合物，在420nm 波長(zhǎng)處測(cè)定其吸光度，</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">該吸光度與試樣的正磷酸鹽濃度成線性關(guān)系。依此關(guān)系，可將該吸光度轉(zhuǎn)換為試</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">樣的總磷（TP）或正磷酸鹽（PO4）濃度值。</span></span></p><p><strong>WELLEXCELL總氮水質(zhì)在線監(jiān)測(cè)儀</strong><strong><span style="font-size:14px"><span style="font-family:微軟雅黑"><strong>工</strong>作流程：</span></span></strong></p><p style="text-align:center"><strong><span style="font-size:14px"><span style="font-family:微軟雅黑"><img alt="" src="https://img47.chem17.com/gxhpic_d5f22177df/2227a5630c6b4f19b1d3a7b96451cce4691a115c18006bb0b821604b8306b222d0eb0998550d72a9.png" style="height:393px; width:400px" /></span></span></strong></p><p><strong>總氮水質(zhì)在線監(jiān)測(cè)儀</strong><strong><span style="font-size:14px"><span style="font-family:微軟雅黑">參數(shù)：</span></span></strong></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">指標(biāo)名稱性能指標(biāo)</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">量程0-10mg/L；0-50mg/L；其他量程可定制。</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">示值誤差±1.0% F.S.</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">重復(fù)性≤0.5%</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">零點(diǎn)漂移±1.0% F.S.</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">量程漂移±1.0% F.S.</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">實(shí)際水樣比對(duì)試驗(yàn)≤3.0% F.S.</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">最小維護(hù)周期≥360 h/次</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">電源適應(yīng)性AC220V±10% 50Hz±1%</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">環(huán)境適應(yīng)性環(huán)境溫度5-40℃，相對(duì)濕度（65±20）%，無(wú)結(jié)露。</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">通訊接口RS-232，RS-485，工業(yè)標(biāo)準(zhǔn)4-20 mA 輸出。</span></span></p><p><strong>總氮水質(zhì)在線監(jiān)測(cè)儀<span style="font-size:14px"><span style="font-family:微軟雅黑"><strong>特</strong>點(diǎn):</span></span></strong></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">采用背景光補(bǔ)償機(jī)制，減少了LED 輸出光強(qiáng)隨時(shí)間漂移的影響，提高了測(cè)量</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">的準(zhǔn)確度和重復(fù)性，降低了儀器的檢出限。</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">采用溫度補(bǔ)償機(jī)制，減少了環(huán)境溫度變化對(duì)測(cè)量的影響，提高了測(cè)量的準(zhǔn)確</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">度和重復(fù)性，降低了儀器的檢出限。</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">采用低通降噪算法，提高了測(cè)量的準(zhǔn)確度和重復(fù)性，降低了儀器的檢出限。</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑"> 電氣控制及運(yùn)算單元基于嵌入式系統(tǒng)構(gòu)架，其主板采用工業(yè)級(jí)的ARM9 芯片，</span></span></p><p><span style="font-size:14px"><span style="font-family:微軟雅黑">操作系統(tǒng)為L(zhǎng)inux，驅(qū)動(dòng)板采用工業(yè)級(jí)的Cortex-M3 芯片。</span></span></p><p><strong>總氮水質(zhì)在線監(jiān)測(cè)儀</strong><strong><span style="font-size:14px"><span style="font-family:微軟雅黑">應(yīng)用領(lǐng)域:</span></span></strong></p><p><span 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