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id="eoskoy0kygyw" class="proimg_bk1"><a class="proimg1"><img src="http://img47.chem17.com/gxhpic_d55d0c909a/f34697d735b517a6f8d04f9b966d88bf6eaa68ba3401aa821c0d07c6b3bd9f1c570403f09d6bf024.jpg"/></a></div> </dt> <dd deep="3"> <div class="eoskoy0kygyw" id="prod_gs" class="prod_gs"> <div id="eoskoy0kygyw" 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">溶解氧測(cè)定儀使用方法溶氧與水質(zhì)關(guān)系</span></h1></b> </div> <div class="eoskoy0kygyw" id="xn_c_prodv_26_wrap" class="xn_c_prodv_26_wrap"> <div id="eoskoy0kygyw" class="xn_c_prodv_26_name" style="line-height: 36px;"> <span id="eoskoy0kygyw" class="xn_c_prodv_26_namewz"><span name="_prodv_26_namewz">產(chǎn)品型號(hào)：</span></span> <span id="eoskoy0kygyw" class="xn_c_prodv_26_namemc"><span id="xn_c_prodv_26_Text1">膜法溶氧儀</span></span> </div> <div id="eoskoy0kygyw" class="xn_c_prodv_26_name" style="line-height: 36px;"> <span id="eoskoy0kygyw" class="xn_c_prodv_26_namewz"><span name="_prodv_26_namewz">產(chǎn)品時(shí)間：</span></span> <span id="eoskoy0kygyw" class="xn_c_prodv_26_namemc"><span id="xn_c_prodv_26_Text1">2024-07-14</span></span> </div> </div> <div class="eoskoy0kygyw" id="prod_view_ms" class="prod_view_ms"><span id="ShoveWebControl_Text7">溶解氧測(cè)定儀使用方法溶氧與水質(zhì)關(guān)系：</br>溶解氧是測(cè)量溶解在水溶液中氧氣的含量。采用極譜法測(cè)量原理，溶解值取決于水溶液的溫度、壓力以及溶液中的鹽度。儀表采用液晶顯示，用于測(cè)量和顯示DO 值和介質(zhì)溫度值，具有模擬信號(hào)和數(shù)字信號(hào)輸出以及控制功能。</span></div> </div> <p></p> </dd> </dl> <div id="eoskoy0kygyw" class="main_top3"><p>產(chǎn)品介紹</p></div> <div id="eoskoy0kygyw" class="product1 pro_1"> <p><span style="font-size:16px"><span style="font-family:黑體"><strong>溶解氧測(cè)定儀使用方法溶氧與水質(zhì)關(guān)系</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)"> <strong>測(cè)試性能</strong></span><br /><span style="color:rgb(90, 90, 90)"><span style="color:rgb(0, 0, 0)">測(cè)量范圍：0~20mg/L<br />準(zhǔn)確度：?0.1 mg/L<br />分辨率：0.01 mg/L<br />標(biāo)定：出廠標(biāo)定，可現(xiàn)場(chǎng)對(duì)比校驗(yàn)<br />溫度補(bǔ)償：自動(dòng)溫度補(bǔ)償<br />顯示：LCD 液晶顯示<br /><strong> 信號(hào)輸出</strong><br />開關(guān)量：2 組繼電器，容量為AC230V/5A 數(shù)字量：RS485 模塊（ModBus 協(xié)議）<br />模擬輸出：4～20mA（四線制），大負(fù)載750?<br />開關(guān)輸出：2 組繼電器、容量AC230V/5A<br />數(shù)字接口：RS485（ModBus 協(xié)議）<br /><strong>供電</strong></span></span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:rgb(90, 90, 90)"><span style="color:rgb(0, 0, 0)">供電電源：AC220V±10%，50Hz（可選DC 24V）</span></span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong>物理性能</strong></span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"> <span style="line-height:1.6em">材質(zhì)：變送器為ABS</span></span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"> 傳感器為聚酯、環(huán)氧樹脂</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">連接方式：上下3/4 NPT 外螺紋</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">安裝方式：支架投入式、流通式、插入式</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">線纜長度：10 米（可延長至20 米）</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"><strong style="line-height:1.6em">環(huán)境性能</strong></span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"><span style="line-height:1.6em">防護(hù)等級(jí)：變送器IP65</span></span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">電極IP68</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="line-height:1.6em; text-align:justify">工作溫度：變送器-20~55℃</span></span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">電極0~60℃</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">環(huán)境濕度：相對(duì)濕度≤85%</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">工作壓力：≤0.3MPa</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"> <img src="http://pmo81920b.pic35.websiteonline.cn/upload/isoq.jpg" /></span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"><strong>溶解氧測(cè)定儀使用方法溶氧與水質(zhì)關(guān)系</strong>適用范圍：</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體">污水處理：活性污泥池中氧的測(cè)量和調(diào)節(jié)，以便在生物降解過程中達(dá)到高效。<br />水文監(jiān)測(cè)：測(cè)量河流、湖泊、海洋中O2 量，控制水質(zhì)量。<br />養(yǎng)殖：水池氧含量監(jiān)測(cè)和調(diào)節(jié)，以便維持生態(tài)和生長條件。</span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"><strong style="line-height:1.6em">c.測(cè)量</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，選擇測(cè)量項(xiàng)。按確認(rèn)鍵進(jìn)入測(cè)量菜單。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">將電極浸入被測(cè)溶液中，電極做適當(dāng)?shù)臄嚢?，等待?shù)值穩(wěn)定，此時(shí)儀器的讀數(shù)即為被測(cè)水樣的溶解氧值。通過切換/選擇鍵可以顯示不同的讀數(shù)單位： mg/L、 %、 ppm。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">按確認(rèn)鍵退出測(cè)量狀態(tài)，進(jìn)入主菜單欄。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong style="line-height:1.6em">注意事項(xiàng)：</strong></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"> 如果被測(cè)水樣含有一定鹽度(如海水養(yǎng)殖場(chǎng))，測(cè)量時(shí)，應(yīng)進(jìn)行鹽度設(shè)置，即可測(cè)量溶液的溶氧值。儀器的顯示值即為該鹽度下的溶解氧值。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">測(cè)量溶解氧時(shí)電極與被測(cè)水樣之間應(yīng)有相對(duì)運(yùn)動(dòng)。在實(shí)驗(yàn)室測(cè)量時(shí)，可以采用電磁攪拌器或馬達(dá)攪拌，也可在測(cè)量時(shí)逐漸輕輕搖晃電極，但攪拌不可太劇烈，不能造成空氣與被測(cè)樣品的氧交換。等待數(shù)據(jù)穩(wěn)定后，該測(cè)量值即為溶液的溶解氧值。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"> 本儀器雖然具有自動(dòng)溫度補(bǔ)償能力，但要在很寬的溫度范圍內(nèi)進(jìn)行自動(dòng)溫度補(bǔ)償而又要保持較高的測(cè)量精度是相當(dāng)困難的。因此，在校準(zhǔn)溫度跨度時(shí)，校準(zhǔn)樣品的溫度應(yīng)力求接近被測(cè)液溫度。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"> <img src="http://pmo81920b.pic35.websiteonline.cn/upload/erdf.jpg" /></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"> </span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">電極儲(chǔ)藏</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(chǔ)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(huì)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(chǔ)藏在相對(duì)濕度不大于85％，溫度不超過40℃，不會(huì)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 src="http://pmo81920b.pic35.websiteonline.cn/upload/erdf.jpg" /></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img alt="" src="https://img47.chem17.com/gxhpic_d55d0c909a/1612f01f3bc0aaed5968cd0163ff8ec4fb07d6a870f11b61f44c9690c73796af6a9adae53e62c4db.jpg" style="height:513px; width:790px" /></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體">1、以上所述產(chǎn)品規(guī)格、圖片、資訊等僅供參考,如有更新, 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