● CODMn permanganate index analyzer using Potassium Permanganate as a strong oxidant, organic compounds in surface water by heating digestion, after adding chromogenic agent, measuring the absorbance in a certain wavelength, the concentration can be the determination of permanganate index.
● The instrument analysis method conforms to the national standard class a method to ensure the accuracy and validity of the monitoring data.
● Potassium Permanganate spectrophotometry;
● Unique structural design with lower failure rate, lower maintenance, lower reagent consumption and higher cost performance;
● A unique valve assembly, multiple channel flexible switch, the equipment has the advantages of easy maintenance, long service life etc.;
● Optical system to achieve precise accurate measurement of reagent peristaltic pump, pump, overcome due to quantitative error caused by abrasion, while achieving a precise quantitative trace reagent, greatly reducing the using amount of reagent;
● The closed high temperature and high pressure digestion system not only speeds up the reaction process, but also overcomes the corrosion of the corrosive gas volatilization of the other similar devices;
● Power down data protection to ensure that the instrument system data is not damaged and the data record will not be lost;
● A variety of signal output interface to meet a variety of access requirements;
● Have exceed the standard alarm function, and with the use of samplers, can exceed the standard sample;
● With network functions, through the network platform, data sharing and remote control can be achieved;
● Equipped with a micro printer to facilitate data permanent preservation
● 高锰酸钾分光光度法；
● 独特的结构设计，具有更低故障率、更低维护量、更低的试剂消耗量以及更高的性价比；● 独特的阀组件，多种通道灵活切换，使设备具有易维护、高寿命等优点；
● 精确的光学系统实现试剂精确计量，克服了蠕动泵、泵管由于磨损引起的定量误差，同时实现了微量试剂的精确定量，大大减少了试剂使用量；
● 密闭的高温高压消解体系，不仅加快反应进程，更克服了其他同类设备敞口系统腐蚀性气体挥发对设备的腐蚀；
● 断电数据保护，确保仪器系统数据不受损坏和数据记录不会丢失；
● 多种信号输出接口，满足各种不同的接入需求；
● 有超标报警功能，与采样器配合使用，可实现超标留样；
● 具有网络功能，通过网络平台，可实现数据共享及远程控制；
● 配有微型打印机，便于数据永久保存。
Measurement performance
● Measurement range: 0~5mg/L,0~25mg/L; According to user requirements can be extended to 200mg/L
● Accuracy: less than 5.0mg/L, ±0.4mg/L; more than 5mg/L, ±8%;
● Detection limit: 0.04mg/L
● Zero drift: ±5mg/L
● Range drift: ±5% F.S.
● Measurement cycle: the minimum measurement period is 40 min
● Calibration: online automatic calibration function
● Automatic cleaning: after each measurement, the instrument can automatically clean the pipe
● Reagent consumption: 0.7 mL / min / reagent
● Data storage: 500 thousand historical data storage (more than ten years’ full data record)
● Data protection: abnormal alarm and power failure will not lose data
● Display: touch screen displays and command input
Output
● Output interface: Standard: RS232/RS485, two 4-20mA;
Optional: wireless internet interface, linkage control interface
Power supply
● AC power supply: 220±22VAC，50±2.5Hz
● Instrument power: daily 50W; peak time <300W
Physic performance
● Size: 420×600×250mm
Entertainment performance
● Environmental requirements: 0~40 ℃, relative humidity is less than 90%, no condensation
● External water samples: pressure: -10 ~ +2KPa; flow rate: -1.0 ~ 0.5m/s; temperature: 5~40
