Portable COD detector with printed concentration direct reading dual LCD display, chemical oxygen demand rapid detector

Description :

　　COD detector

　　1、 Portable COD detector with printed concentration direct reading dual LCD display, chemical oxygen demand rapid measuring instrument Description:

　　The JC-202 portable chemical oxygen demand rapid analyzer is an integrated intelligent instrument designed by our company for monitoring and supervising personnel to measure the chemical oxygen demand of various water samples on site. This instrument has the characteristics of automatic PID temperature control, dual LCD display, AC/DC dual-use, automatic zero adjustment, concentration direct reading, curve storage, automatic printing, etc. The instrument is easy to operate, human-machine interactive operation, and users can apply this product without complex knowledge. The instrument is produced in accordance with the current new national standard, HJ/T 399-2007 (Determination of Chemical Oxygen Demand in Water Quality - Rapid Digestion Spectrometric Method)

　　COD analyzer

　　2、 The main functional features of JC-202 portable COD rapid analyzer are:

　　Dual LCD display, pure Chinese operation interface, user-friendly design, user-friendly human-computer interaction interface;

　　Optical circuit design, strong anti-interference ability, high measurement data accuracy, and good stability;

　　Automatic constant temperature control system, PID regulation technology, constant temperature and high accuracy in the digestion process;

　　The instrument can automatically calibrate the measurement curve, automatically zero, and is easy to operate;

　　The determination and digestion systems are designed separately, with independent power control, and the operation process can be carried out separately without affecting each other;

　　The instrument is equipped with a built-in DC power supply and lithium battery power supply, which can achieve heating, digestion, and colorimetric determination of multiple batches of water samples;

　　The measurement light source adopts a cold light source, and the lifespan of the light source lamp is up to 100000 hours, with small drift and long lifespan;

　　The instrument has a built-in real-time clock, and each measurement record has a measurement timestamp for easy statistics and queries;

　　Equipped with a data output interface, it can be connected to a computer to transmit measurement data to the computer;

　　The instrument comes with a thermal printer that can directly print measurement data and historical data;

　　Handheld box design, lightweight, aesthetically pleasing, and easy to carry.

　　COD water quality detector

　　COD water quality analyzer

　　3、 Technical specifications and parameters of JC-202 portable COD rapid analyzer:

　　Measurement method: Rapid catalytic method (chromium method);

　　Measurement range: 5-2500mg/L (diluted measurement when>1000 mg/L);

　　Measurement error: 5-100mg/L, error ≤± 5mg/L;

　　100 mg/L～2500mg/L， Relative error ≤ ± 5%;

　　Dissolving temperature: 165 ± 1 ℃;

　　Dissolving time: ≤ 15 minutes;

　　Dissolve quantity: Simultaneously dissolve 4 water samples;

　　Anti chlorine interference: [CL -] ＜ 1000mg/L; [CL -]<4000mg/L (optional);

　　Temperature indication error: ＜ ± 1 ℃;

　　Uniformity of temperature field: ≤ 2 ℃;

　　Dissolving time indication error: ≤± 2%;

　　Curve parameters: Built in 50 measurement curves;

　　Record storage: capable of storing 500 measurement results.

　　Environmental temperature: (5-40) ℃;

　　Environmental humidity: relative humidity<85% (no condensation);

　　Working power supply: AC 220V ± 10%/50Hz, DC+16V lithium battery.

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• Portable COD detector