{"id":11255,"date":"2024-04-15T16:44:08","date_gmt":"2024-04-15T08:44:08","guid":{"rendered":"https:\/\/shchimay.com\/?p=11255"},"modified":"2024-04-16T14:46:53","modified_gmt":"2024-04-16T06:46:53","slug":"polarographic-dissolved-oxygen-sensor","status":"publish","type":"post","link":"https:\/\/shchimay.com\/ko\/polarographic-dissolved-oxygen-sensor\/","title":{"rendered":"polarographic dissolved oxygen sensor"},"content":{"rendered":"

Benefits of Using a Polarographic dissolved oxygen sensor<\/strong><\/a> in Water Quality Monitoring<\/h1>\n

Water quality monitoring is a crucial aspect of environmental management, as it helps to ensure the safety and health of aquatic ecosystems. One key parameter that is often monitored in water quality assessments is dissolved oxygen levels. Dissolved oxygen is essential for the survival of aquatic organisms, as it is necessary for respiration. Monitoring dissolved oxygen levels can provide valuable insights into the health of a water body and help identify potential sources of pollution.<\/p>\n

One of the most common methods used to measure dissolved oxygen levels is the polarographic dissolved oxygen sensor<\/strong><\/a>. This sensor works on the principle of polarography, which involves measuring the current generated by the reduction of oxygen at a polarized electrode. The sensor consists of a cathode and an anode, separated by a semi-permeable membrane that allows oxygen to diffuse into the sensor.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Measuring Method<\/td>\nN,N-Diethyl-1,4-phenylenediamine (DPD) spectrophotometry<\/td>\n<\/tr>\n
Model<\/td>\nCLA-7122<\/td>\nCLA-7222<\/td>\nCLA-7123<\/td>\nCLA-7223<\/td>\n<\/tr>\n
Inlet water channel<\/td>\nSingle channel<\/td>\nDual channel<\/td>\nSingle channel<\/td>\nDual channel <\/td>\n<\/tr>\n
Measurement range<\/td>\nTotal Chlorine : (0.0 \uff5e 2.0)mg\/L ,calculated as Cl2 ;<\/td>\nTotal Chlorine : (0.5 \uff5e10.0)mg\/L ,calculated as Cl2 ;<\/td>\n<\/tr>\n
pH\uff1a\uff080-14\uff09\uff1btemperature\uff1a\uff080-100\uff09\u2103<\/td>\n<\/tr>\n
Accuracy<\/td>\nFree chlorine: \u00b110% or 0.05mg\/L (whichever is greater), calculated as Cl2; Total chlorine: \u00b110% or 0.05mg\/L (whichever is greater), calculated as Cl2<\/td>\nFree chlorine: \u00b110% or 0.25mg\/L (whichever is greater), calculated as Cl2; Total chlorine: \u00b110% or 0.25mg\/L (whichever is greater), calculated as Cl2<\/td>\n<\/tr>\n
pH:\u00b10.1pH\uff1bTemp.:\u00b10.5\u2103<\/td>\n<\/tr>\n
Measurement cycle<\/td>\nFree Chlorine\u22642.5min<\/td>\n<\/tr>\n
Sampling interval<\/td>\nThe interval (1\uff5e999) min can be set to any value<\/td>\n<\/tr>\n
Maintenance cycle<\/td>\nRecommended once a month (see maintenance chapter)<\/td>\n<\/tr>\n
Environmental<\/td>\nVentilated and dry room without strong vibration; Suggested room temperature: (15 \uff5e 28)\u2103; relative humidity: \u226485% (no condensation).<\/td>\n<\/tr>\n
requirements<\/td>\n<\/tr>\n
Sample water flow<\/td>\n\uff08200-400\uff09 mL\/min<\/td>\n<\/tr>\n
inlet water pressure<\/td>\n\uff080.1-0.3\uff09 bar<\/td>\n<\/tr>\n
Inlet water temperature range<\/td>\n\uff080-40\uff09\u2103<\/td>\n<\/tr>\n
Power supply<\/td>\nAC (100-240)V\uff1b 50\/60Hz<\/td>\n<\/tr>\n
Consumption<\/td>\n120W<\/td>\n<\/tr>\n
Power connection<\/td>\n3-core power cord with plug is connected to the mains socket with ground wire<\/td>\n<\/tr>\n
Data output<\/td>\nRS232\/RS485\/\uff084\uff5e20\uff09mA<\/td>\n<\/tr>\n
Dimension size<\/td>\nH*W*D:\uff08800*400*200\uff09mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n

One of the key benefits of using a polarographic dissolved oxygen sensor<\/strong><\/a> is its high accuracy and precision. The sensor can provide real-time measurements of dissolved oxygen levels with a high degree of accuracy, allowing for more reliable and consistent monitoring of water quality. This is particularly important in sensitive ecosystems where even small changes in dissolved oxygen levels can have a significant impact on aquatic organisms.<\/p>\n

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\nhttp:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/EC-8851-\u9ad8\u7cbe\u5ea6\u7535\u5bfc\u7387\u4eea-1.mp4<\/a><\/video><\/div>In addition to its accuracy, the polarographic dissolved oxygen sensor<\/strong><\/a> is also highly sensitive to changes in dissolved oxygen levels. This sensitivity allows for the detection of subtle changes in water quality, making it easier to identify potential sources of pollution or other environmental stressors. By providing continuous monitoring of dissolved oxygen levels, the sensor can help to quickly detect and respond to changes in water quality, minimizing the impact on aquatic ecosystems.<\/p>\n

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Another benefit of using a polarographic dissolved oxygen sensor<\/strong><\/a> is its durability and reliability. The sensor is designed to withstand harsh environmental conditions, making it suitable for long-term monitoring in a variety of aquatic environments. Its robust construction ensures that the sensor can continue to provide accurate measurements even in challenging conditions, such as high turbidity or extreme temperatures.<\/p>\n