| 尺寸：<\/span><\/td> | 146×146×108（mm）<\/span><\/td> | 分辨率：<\/span><\/td> | 0.1μg/L 、0.01 mg/L , 0.1℃<\/span><\/td><\/tr>| 品牌：<\/span><\/td> | Hansi<\/span><\/td> | 加工定制：<\/span><\/td> | 是<\/span><\/td><\/tr>| 測量范圍：<\/span><\/td> | 0～100.0ug/L , 0 ~ 20.0 mg/L<\/span><\/td> | **度：<\/span><\/td> | μg/L:±1.0%FS; mg/L:±0.5%FS，±0.3℃<\/span><\/td><\/tr><\/table>DO-6308<\/span>是一款全新的<\/span>中文<\/span>在線溶解氧分析儀，基于**的極譜分析技術(shù)專為鍋爐給水和凝結(jié)水等ppb<\/span>級溶解氧測量設(shè)計(jì)。采用了一系列先進(jìn)的分析技術(shù)，確保了在（超）低濃度的穩(wěn)定性和準(zhǔn)確性，在測量性能和使用環(huán)境等方面有很大的提高，中文顯示、中文菜單式操作、功能強(qiáng)大的等特點(diǎn)。可廣泛應(yīng)用于火電、化工化肥、冶金、環(huán)保、制藥、生化、食品和自來水等溶液中溶解氧值的連續(xù)監(jiān)測。<\/span><\/span>
技術(shù)指標(biāo)<\/span>
顯示方式：中文液晶顯示，中文菜單式操作<\/span>
測量范圍：0<\/span>～<\/span>100.0ug/L , 0 ~ 20.0 mg/L<\/span><\/span>
量程自動轉(zhuǎn)換；0<\/span>～<\/span>99.9℃<\/span><\/span>
溫補(bǔ)范圍：自動/<\/span>手動<\/span>0<\/span>～<\/span>99.9℃<\/span><\/span>
分辨率：0.1μg/L<\/span>、<\/span>0.01 mg/L , 0.1℃<\/span><\/span>
精 度：μg/L:±1.0%FS; mg/L:±0.5%FS<\/span>，<\/span>±0.3℃<\/span><\/span>
電流隔離輸出：軟件設(shè)定0<\/span>～<\/span>10 mA<\/span>（負(fù)載<\/span>< 1.5 kΩ<\/span>）或<\/span>4<\/span>～<\/span>20 mA<\/span>（負(fù)載<\/span>< 750 Ω<\/span>）；可選配兩路<\/span>4<\/span>～<\/span>20 mA<\/span>；<\/span><\/span>
報警繼電器：AC220V<\/span>、<\/span>3A<\/span>，報警信號隔離輸出<\/span><\/span>
通訊接口：隔離RS485<\/span>（選配）<\/span><\/span>
電 源：AC220V±22V<\/span>，<\/span>50Hz±1Hz<\/span>；可選配<\/span>DC24V<\/span>供電<\/span><\/span>
防護(hù)等級：IP65<\/span><\/span>
工作條件：環(huán)境溫度0<\/span>～<\/span>60℃<\/span>，相對濕度<\/span>≤90℅<\/span><\/span>
掉電保存：＞10<\/span>年<\/span><\/span>
重量、尺寸：0.8kg<\/span>、<\/span>146×146×108 mm<\/span><\/span>
開孔尺寸：138x138mm<\/span><\/span>
二次表安裝方式：開孔式/<\/span>壁掛式<\/span>/<\/span>架裝式<\/span>/<\/span>管道式<\/span><\/span>
電極安裝方式：流通式/<\/span>沉入式<\/span>/<\/span>法蘭式<\/span>/<\/span>管道式<\/span><\/span>
電極選配：可配平衡式和極譜式兩種電極<\/span>
標(biāo)準(zhǔn)配置：<\/span>DO-6308<\/span>1二次表一臺，電極一支<\/span><\/span>
主要特點(diǎn)<\/span>
中文液晶顯示，中文菜單式，中文記事。<\/span>
微機(jī)化： 采用高性能CPU<\/span>芯片、高精度<\/span>AD<\/span>轉(zhuǎn)換技術(shù)和<\/span>SMT<\/span>貼片技術(shù)，完成多參數(shù)測量、溫度補(bǔ)償、量程自動轉(zhuǎn)換、儀表自檢，精度高，重復(fù)性好。<\/span><\/span>
高可靠性：單板結(jié)構(gòu)，觸摸式按鍵，無開關(guān)旋鈕和電位器。<\/span>
直流+<\/span>脈沖式極化電壓：大大增強(qiáng)了在低濃度測量時的穩(wěn)定性。<\/span><\/span>
先進(jìn)的數(shù)據(jù)處理方法：成百倍的降低了膜的形變、溫度和流量變化對測量值的影響。<\/span>
響應(yīng)迅速、零點(diǎn)穩(wěn)定、漂移小。<\/span>
預(yù)制的長壽命滲透膜，易于更換。<\/span>
防水防塵設(shè)計(jì)：防護(hù)等級IP65<\/span>，適宜戶外使用。<\/span><\/span>
電磁兼容性(EMC/RFI)<\/span>設(shè)計(jì)：按歐洲標(biāo)準(zhǔn)<\/span>EN50081/50082<\/span>設(shè)計(jì)制造。<\/span><\/span>
報警功能：報警信號隔離輸出，報警上、下限可任意設(shè)定，報警滯后撤消。<\/span>
網(wǎng)絡(luò)功能：隔離的電流輸出和RS485<\/span>通訊接口。<\/span><\/span>
歷史曲線：連續(xù)記錄一個月數(shù)據(jù)，五分鐘一個點(diǎn)。<\/span>
記事本功能：記載200<\/span>條信息。<\/span><\/span>
手動電流源：方便記錄及檢測裝置的測試。<\/span>
內(nèi)置實(shí)時時鐘:<\/span>提供各種功能的時間基準(zhǔn)等。<\/span><\/span>
工業(yè)控制式看門狗：確保儀表不會死機(jī)。<\/span>
密碼管理：參數(shù)設(shè)置和維護(hù)均有密碼保護(hù)<\/span>
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