Shanghai Jingqi COD Meter (Potassium Permanganate Index Contains Digester) COD-M, Shanghai Jingqi Instrument Co., Ltd. (CAT#: STEM-AI-0921-YJL)

Shanghai Jingqi COD Meter (Potassium Permanganate Index Contains Digester) COD-M, model COD-M is manufactured by Shanghai Jingqi Instrument Co., Ltd.
The rapid water quality tester is a new type of water quality tester developed by our company according to market demand. The design performance of the product meets the requirements of the national environmental protection industry standards, and can meet the various needs of different users. It can be used in monitoring industrial wastewater such as chemical industry, petroleum, coking, papermaking, metallurgy, brewing, medicine and various domestic sewage.

Curve parameters: 100 measurement curve parameters can be set
Calibration: 1~7 point calibration mode, automatic calibration curve value
Clock: built-in real-time clock, the monthly cumulative error of the real-time clock is less than 10 seconds
Record storage: 10,000 measurement results can be stored, and the data will not be lost when the power is turned off
Printing: portable printer, directly print the measurement results (optional)
Communication method: RS232, the measurement results can be uploaded to the computer, which is convenient for users to analyze statistically
Display: 240*128 large-screen blue backlight display, Chinese operation interface
Ambient temperature: 5 ~ 40°C
Ambient humidity: relative humidity < 85% (non-condensing)
Dimensions: 270*200*120mm
Machine weight 1KG
Working power supply: AC220V±10% / 50Hz
COD High Range
Determination method: rapid catalytic method (chromium method)
Measuring range: 5 mg/L～10000 mg/L
Measurement error: ≤±5%
Digestion temperature: 165 ± 1°C
Digestion time: 15 minutes
Anti-chlorine interference: [CL-] <4000mg/ L
COD Low Range: fast catalytic method (chromium method)
Measuring range: 5 mg/L～150 mg/L
Measurement error: ≤±5%
Digestion temperature: 165 ± 1°C
Digestion time: 15 minutes
Anti-chlorine interference: [CL-] <4000mg/ L
COD Manganese Method (potassium permanganate index)
Determination method: acid digestion spectrophotometry
Measuring range: 0.2mg/L～50mg/L
Measurement error: ≤±8%
Digestion temperature: 100 ± 1°C
Digestion time: 13 minutes

Large-screen LCD backlight display, pure Chinese operation interface, humanized program design
The measurement range is wide, and the range can be switched automatically according to the actual situation of the water sample
Large-capacity data storage, power-off protection design ensures that the instrument is not damaged and data records are not lost
1-point to 7-point calibration mode, automatic calculation of slope, intercept and correlation coefficient, high measurement accuracy
Fault self-diagnosis intelligent design makes instrument management and maintenance easy and convenient
Strong anti-interference ability, suitable for industrial sites
Can be widely used in the monitoring of surface water and pollution sources
Using a unique semiconductor cold light source emitter, the life of the light source can reach tens of thousands of hours
It can be connected to a computer to export measurement data, and can be connected to a printer to automatically print measurement data
Less reagent consumption, low operating cost, strong anti-interference ability
With 12-well digester

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