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P0-203 Orthophosphate Water Quality Online Automatic Monitor (Fast Type)

Molybdenum blue/molybdenum yellow colorimetric method: The orthophosphate in the aqueous sample reacts with the molybdate in an acidic medium to form a specific complex. Ascorbic acid/vanadium reacts with this complex, giving the solution its color. The absorbance of this solution is read at a specific wavelength, and the concentration of orthophosphate is directly proportional to the absorbance of the solution.
产品描述
Measurement Principle

Molybdenum blue/molybdenum yellow colorimetric method: The orthophosphate in the aqueous sample reacts with the molybdate in an acidic medium to form a specific complex. Ascorbic acid/vanadium reacts with this complex, giving the solution its color. The absorbance of this solution is read at a specific wavelength, and the concentration of orthophosphate is directly proportional to the absorbance of the solution.

Key Features
  • The LED light source with special wavelength is used to stabilize the light source and have a long service life;
  • The high-precision, multi-channel peristaltic pump is used for reagent extraction, and a variety of reagents can be injected in a single sampling, shortening the measurement time;
  • The reagent consumption in a single measurement is only 0.1mg/child, reducing secondary pollution;
  • Customized cuvette made of UPVC material has good acid and alkali resistance, long service life and high stability;
  • The cuvette adopts a flip-top design, which is non-sealed and easy to clean;
  • Built-in magnetic stirring makes the reagent reaction more direct and uniform, so as to achieve the purpose of rapid value output;
  • It has the function of separating waste liquid to realize the separate discharge of waste liquid and wastewater;
  • It has functions such as automatic standard liquid calibration and automatic standard liquid verification;
  • The pinch valve design is used to prevent the backflow of standard liquid and cause cross-contamination;
  • Support 4-20mA output, 485 output, support relay control, input trigger and other functions;
  • It has automatic fault diagnosis and recording functions, such as component failure, over-range alarm and other information;
  • It has the function of recording measurement data and alarm information storage of analytical instruments, which can be stored for more than 3 years, and supports SD card to quickly export data;
  • It has three levels of administrative permissions.
  •  
  •  
Application Scenarios
  • Online monitoring of orthophosphate concentration in surface water, municipal sewage outlets, pollution source outlets, and industrial wastewater outlets;
  • Online monitoring of orthophosphate concentration in water treatment processes such as secondary sedimentation tank, high-efficiency sedimentation tank, and biochemical tank outlet.
技术参数
测量方法 钼蓝比色法 钼黄比色法
量程 0-2mg/L 0-20mg/L
示值误差 ≤±5%或≤±0.005mg/L,取大者 ≤士5%或≤±0.02mg/L,取大者
检出限 ≤0.01mg/L ≤0.02mg/L
定量下限 ≤0.02mg/L ≤0.2mg/L
重复性 ≤5%
低浓度漂移 ≤5%
高浓度漂移 ≤5%
分辨率 0.0001mg/L(小数点位数2-4位可设置)
显示 7寸触摸屏
测量模式 连续模式、周期模式、受控模式、手动模式可选
测量周期 3分钟左右
校准模式 手动校准和自动校准两种模式
维护周期 一般每月一次
电源 220V±22V,50HZ或DC24V
输出 4-20mA输出
通讯方式 MODBUS RS-485
环境条件 温度可调的室内,建议温度+10-40°C;湿度≤85%(不结露)

 

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P0-203 Orthophosphate Water Quality Online Automatic Monitor (Fast Type)

Molybdenum blue/molybdenum yellow colorimetric method: The orthophosphate in the aqueous sample reacts with the molybdate in an acidic medium to form a specific complex. Ascorbic acid/vanadium reacts with this complex, giving the solution its color. The absorbance of this solution is read at a specific wavelength, and the concentration of orthophosphate is directly proportional to the absorbance of the solution.
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Descrição de produto
Measurement Principle

Molybdenum blue/molybdenum yellow colorimetric method: The orthophosphate in the aqueous sample reacts with the molybdate in an acidic medium to form a specific complex. Ascorbic acid/vanadium reacts with this complex, giving the solution its color. The absorbance of this solution is read at a specific wavelength, and the concentration of orthophosphate is directly proportional to the absorbance of the solution.

Key Features
  • The LED light source with special wavelength is used to stabilize the light source and have a long service life;
  • The high-precision, multi-channel peristaltic pump is used for reagent extraction, and a variety of reagents can be injected in a single sampling, shortening the measurement time;
  • The reagent consumption in a single measurement is only 0.1mg/child, reducing secondary pollution;
  • Customized cuvette made of UPVC material has good acid and alkali resistance, long service life and high stability;
  • The cuvette adopts a flip-top design, which is non-sealed and easy to clean;
  • Built-in magnetic stirring makes the reagent reaction more direct and uniform, so as to achieve the purpose of rapid value output;
  • It has the function of separating waste liquid to realize the separate discharge of waste liquid and wastewater;
  • It has functions such as automatic standard liquid calibration and automatic standard liquid verification;
  • The pinch valve design is used to prevent the backflow of standard liquid and cause cross-contamination;
  • Support 4-20mA output, 485 output, support relay control, input trigger and other functions;
  • It has automatic fault diagnosis and recording functions, such as component failure, over-range alarm and other information;
  • It has the function of recording measurement data and alarm information storage of analytical instruments, which can be stored for more than 3 years, and supports SD card to quickly export data;
  • It has three levels of administrative permissions.
  •  
  •  
Application Scenarios
  • Online monitoring of orthophosphate concentration in surface water, municipal sewage outlets, pollution source outlets, and industrial wastewater outlets;
  • Online monitoring of orthophosphate concentration in water treatment processes such as secondary sedimentation tank, high-efficiency sedimentation tank, and biochemical tank outlet.
技术参数
测量方法 钼蓝比色法 钼黄比色法
量程 0-2mg/L 0-20mg/L
示值误差 ≤±5%或≤±0.005mg/L,取大者 ≤士5%或≤±0.02mg/L,取大者
检出限 ≤0.01mg/L ≤0.02mg/L
定量下限 ≤0.02mg/L ≤0.2mg/L
重复性 ≤5%
低浓度漂移 ≤5%
高浓度漂移 ≤5%
分辨率 0.0001mg/L(小数点位数2-4位可设置)
显示 7寸触摸屏
测量模式 连续模式、周期模式、受控模式、手动模式可选
测量周期 3分钟左右
校准模式 手动校准和自动校准两种模式
维护周期 一般每月一次
电源 220V±22V,50HZ或DC24V
输出 4-20mA输出
通讯方式 MODBUS RS-485
环境条件 温度可调的室内,建议温度+10-40°C;湿度≤85%(不结露)

 

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