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<b><h1 style="font-size: inherit"><span id="ShoveWebControl_Text3">海水溶解氧測(cè)定儀溶氧檢測(cè)儀測(cè)量范圍</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">2024-07-15</span></span> </div> </div> <div class="eoskoy0kygyw" id="prod_view_ms" class="prod_view_ms"><span id="ShoveWebControl_Text7">海水溶解氧測(cè)定儀溶氧檢測(cè)儀測(cè)量范圍：</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>海水溶解氧測(cè)定儀溶氧檢測(cè)儀測(cè)量范圍</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(zhǎng)度：10 米（可延長(zhǎng)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://www.qdjhhb.net/uploads/image/20190312/1552363688.jpg" /></span></span></p><p style="text-align:justify"><span style="font-size:16px"><span style="font-family:黑體"><strong>海水溶解氧測(cè)定儀溶氧檢測(cè)儀測(cè)量范圍</strong>產(chǎn)品概述：</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><span style="color:rgb(102, 102, 102)">溶解氧是測(cè)量溶解在水溶液中氧氣的含量。采用*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。溶解氧(DO)，是評(píng)價(jià)水體自凈能力的指標(biāo)。溶解氧含量較高，表示水體自凈能力強(qiáng)；反之表示水體中污染物不易被氧化分解，此時(shí)厭氧性菌類就會(huì)大量繁殖，使水質(zhì)變臭。廣泛應(yīng)用于工業(yè)、農(nóng)業(yè)、科研、環(huán)保等領(lǐng)域。</span></span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><img src="http://www.qdjhhb.net/uploads/image/20190312/1552363688.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"><strong>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(guò)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(qǐng)先準(zhǔn)備好一杯無(wú)氧水，和一杯飽和溶氧水（制備無(wú)氧水和飽和溶氧水方法，詳見(jiàn)附件1）。</span></span></p><p><span style="font-size:16px"><span style="font-family:黑體"><strong> 零校正(無(wú)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(wú)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> </p><p><span style="font-size:16px"><span style="font-family:黑體"><strong>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(guò)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)臄嚢瑁却龜?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(guò)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> </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 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