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JPB-650溶解氧在線檢測儀溶氧測試儀原理 </p> <big>產(chǎn)品中心</big> </div> <div id="fnzpffh" class="clear"></div> <dl class="product_article"> <dt> <div id="nj5vlx5" class="proimg_bk1"><a class="proimg1"><img src="http://img50.chem17.com/gxhpic_d55d0c909a/88c648add642a1ec3a7769a45efc5b7af4b7276d66bb2a56ca9608b117e6f8a990a8dd4ba34410b2.jpg"/></a></div> </dt> <dd deep="3"> <div class="t5jbrrr" id="prod_gs" class="prod_gs"> <div id="7lnvbbx" class="prod_view_name"> <strong class="prod_view_name_bt">產(chǎn)品名稱：</strong> <b><h1 style="font-size: inherit"><span id="ShoveWebControl_Text3">溶解氧在線檢測儀溶氧測試儀原理</span></h1></b> </div> <div class="5tbflth" id="xn_c_prodv_26_wrap" class="xn_c_prodv_26_wrap"> <div id="dz53rnj" class="xn_c_prodv_26_name" style="line-height: 36px;"> <span id="7rh5pbb" class="xn_c_prodv_26_namewz"><span name="_prodv_26_namewz">產(chǎn)品型號：</span></span> <span id="nbrznlx" class="xn_c_prodv_26_namemc"><span id="xn_c_prodv_26_Text1">JPB-650</span></span> </div> <div id="5f5vzvj" class="xn_c_prodv_26_name" style="line-height: 36px;"> <span id="jtf5vjt" class="xn_c_prodv_26_namewz"><span name="_prodv_26_namewz">產(chǎn)品時(shí)間：</span></span> <span id="nzffhrf" class="xn_c_prodv_26_namemc"><span id="xn_c_prodv_26_Text1">2024-07-14</span></span> </div> </div> <div class="n5xprpr" id="prod_view_ms" class="prod_view_ms"><span id="ShoveWebControl_Text7">溶解氧在線檢測儀溶氧測試儀原理：</br>溶解氧儀是測量溶解在水溶液內(nèi)的氧氣的含量。氧氣通過周圍的空氣、空氣流動和光合作用溶解于水中。</span></div> </div> <p></p> </dd> </dl> <div id="vrvxp5x" class="main_top3"><p>產(chǎn)品介紹</p></div> <div id="5zdhzxl" class="product1 pro_1"> <p><span style="font-size:16px"><span style="font-family:黑體"><strong>溶解氧在線檢測儀溶氧測試儀原理</strong>技術(shù)參數(shù)：</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:rgb(90, 90, 90)">1.測量范圍：</span><br /><span style="color:rgb(90, 90, 90)">溶解氧：(0.0～20.0)mg/L</span><br /><span style="color:rgb(90, 90, 90)">溫度：(0～40)°C</span><br /><span style="color:rgb(90, 90, 90)">2、基本誤差：</span><br /><span style="color:rgb(90, 90, 90)">溶解氧：±0.3mg/L </span><br /><span style="color:rgb(90, 90, 90)">溫度：±1°C </span><br /><span style="color:rgb(90, 90, 90)">3、殘余電流：不大于0.15mg/L</span><br /><span style="color:rgb(90, 90, 90)">4、響應(yīng)時(shí)間：不大于30s (20°C時(shí)90%響應(yīng))</span><br /><span style="color:rgb(90, 90, 90)">5、自動溫度補(bǔ)償范圍：(0～40)°C</span><br /><span style="color:rgb(90, 90, 90)">6、電源：直流通用電源(9V～15V，300mA，內(nèi)正，外負(fù))</span><br /><span style="color:rgb(90, 90, 90)">7、外形尺寸（mm）：220×200×85</span><br /><span style="color:rgb(90, 90, 90)">8、重量：1.5kg</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img49.chem17.com/gxhpic_d55d0c909a/661bc51f81281965c39db4d2509fbdea75d13a6f6cd35ddf4114a08d183ec6436283a15f2bd55d03.jpg" style="height:533px; width:800px" /></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong>溶解氧在線檢測儀溶氧測試儀原理</strong>儀器的使用<strong>：</strong></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong style="line-height:1.6em">a. 設(shè)置項(xiàng)功能</strong></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"> 先在主菜單中通過切換鍵，選擇設(shè)置項(xiàng)。按確認(rèn)鍵進(jìn)入設(shè)置菜單。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">（1）大氣壓設(shè)定 </span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">通過切換鍵選擇大氣壓項(xiàng)，按確認(rèn)鍵進(jìn)入大氣壓設(shè)定。已知環(huán)境大氣壓為“XXXXX Pa”,通過切換鍵移位，通過上下鍵改變數(shù)值，輸入當(dāng)前環(huán)境的大氣壓值（系統(tǒng)默認(rèn)值“101325 Pa”）。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">（2）溫度設(shè)定</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">通過切換鍵選擇溫度項(xiàng)，按確認(rèn)鍵進(jìn)入溫度設(shè)定。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">自動溫補(bǔ)（ATC）：插上溫度電極，自動讀取當(dāng)前溶液的溫度值；</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">手動溫補(bǔ)（MTC）：未插上溫度電極，需手動輸入當(dāng)前溶液的溫度值；通過切換鍵移位，通過上下鍵改變數(shù)值（統(tǒng)默認(rèn)值為“25攝氏度”）。。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">（3）鹽度設(shè)定</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">通過切換鍵選擇鹽度項(xiàng)，按確認(rèn)鍵進(jìn)入鹽度設(shè)定。通過切換鍵移位，通過上下鍵改變數(shù)值，（系統(tǒng)默認(rèn)值為“0mg/L”）。 </span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">（4）背光設(shè)定</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">通過切換鍵選擇背光項(xiàng)，按確認(rèn)鍵進(jìn)入背光設(shè)定。通過切換鍵選擇背光：常開；常關(guān)；短開項(xiàng)。按確認(rèn)鍵保存。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong>b.校正</strong></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">在主菜單中通過切換鍵，選擇校正項(xiàng)，按確認(rèn)鍵進(jìn)入校正菜單。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">本儀器采用兩點(diǎn)校正，請先準(zhǔn)備好一杯無氧水，和一杯飽和溶氧水（制備無氧水和飽和溶氧水方法，詳見附件1）。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong> 零校正(無氧水零校正）：</strong></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">將電極在干凈的蒸餾水里清洗干凈，按切換鍵選擇零校正項(xiàng)，放入無氧水中，電極攪拌，待數(shù)值顯示穩(wěn)定后，按確認(rèn)鍵進(jìn)行零校正。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong> 飽和溶氧校正：</strong></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">將電極在干凈的蒸餾水里清洗干凈，按切換鍵選擇飽和校正項(xiàng)，放入飽和溶氧水中，電極攪拌，待數(shù)值顯示穩(wěn)定后，按確認(rèn)鍵進(jìn)行飽和校正</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"> <img alt="" src="https://img47.chem17.com/gxhpic_d55d0c909a/661bc51f81281965c39db4d2509fbdea8cfbfa41fe4178ef670785c71d098606d328accd16176b81.jpg" style="height:533px; width:800px" /></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"> </span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">電極的維護(hù)</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"> 氧電極的維護(hù)包括定期更換電解液和薄膜，定期清洗及再生電極。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">1、.將電極從儀表上拔下。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">2、旋下舊的電極膜套，用蒸餾水沖洗電極的測量端部和電極膜套。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">3、如果金陰極呈現(xiàn)暗色，需要用拋光紙進(jìn)行拋光，在拋光紙上滴一滴去離子水，將金陰極在濕的拋光紙上打圈摩擦5—10圈，磨好后用去離子水沖洗電極以除去殘留物，用紙巾擦干。金陰極在拋光后變得明亮即可。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">4、清洗和再生銀陽極方法如下。仔細(xì)檢查銀陽極表面，陽極表面通常具有銀灰色的光澤，如果銀陽極表面為黑色，則需用拋光紙輕輕摩擦銀陽極表面，磨好后用去離子水沖洗電極以除去殘留物，用紙巾擦干。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="line-height:1.6em">電極儲藏</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">電極不使用時(shí)，應(yīng)將電極儲藏于煮沸冷卻后的蒸餾水中，<strong>切忌將電極長期浸入亞硫酸鈉溶液中，</strong>因?yàn)樯鲜鋈芤簼B透到電極腔體內(nèi)，會使電極性能惡化。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">電極長期不使用時(shí)，可取出電極膜套，用蒸餾水沖洗電極后，干放保存。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">儀器應(yīng)儲藏在相對濕度不大于85％，溫度不超過40℃，不會有腐蝕性氣體的室內(nèi)，儀器長期不用時(shí)，應(yīng)將儀器的內(nèi)部的干電池取出。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img49.chem17.com/gxhpic_d55d0c909a/661bc51f81281965c39db4d2509fbdeafe78d99caec32410ebb85b16a98ac30d10a3f7493033d6f8.jpg" style="height:803px; width:1018px" /></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img49.chem17.com/gxhpic_d55d0c909a/1612f01f3bc0aaed5968cd0163ff8ec42de6bebbbb3bec0c1172dafea22838ff1469ddcfdc58959b.jpg" 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