Instrument description:

The DS-TN200A total nitrogen analyzer is a new type of water quality analyzer developed by our company based on market demand. The design and performance of the product meet the requirements of environmental protection industry standards and can be suitable for various needs of different users. It can be used for monitoring industrial wastewater and various domestic sewage in chemical, petroleum, coking, papermaking, metallurgy, brewing, pharmaceuticals and other industries.

Main functional features

1. Large screen LCD backlit display, Chinese operating interface, user-friendly program design.

2. The measurement range is wide and can be automatically switched according to the actual situation of the water sample.

3. Large capacity data storage with power-off protection design ensures that the instrument is not damaged and data records are not lost.

4. Calibration mode from 1 o'clock to 7 o'clock, automatically calculating slope, intercept, and correlation coefficient, with high measurement accuracy.

5. Intelligent design for fault self diagnosis makes instrument management and maintenance simple and convenient.

6. Strong anti-interference ability, suitable for industrial sites.

7. Can be applied to monitor surface water and pollution sources.

8. Using semiconductor cold light source emitters, the lifespan of the light source can reach tens of thousands of hours.

9. Can connect to a computer to export measurement data, and can connect to a printer to automatically print measurement data.

10. Low reagent usage, low operating costs, and strong anti-interference ability.

performance parameter

Ø Curve parameters: 100 measurement curve parameters can be set;

Ø Calibration: 1-7 point calibration mode, automatically correcting curve values;

Ø Clock: Built in real-time clock, with a monthly cumulative error of less than 10 seconds;

Ø Record storage: can store 10000 measurement results, data will never be lost in case of power failure;

Ø Printing: Portable printer, directly printing measurement results (optional);

Ø Communication method: RS232, which can upload measurement results to a computer for user statistical analysis;

Ø Display: 240 * 128 large blue backlit display, Chinese operation interface;

Ø Environmental temperature: (5~40) ℃; Environmental humidity: relative humidity<85% (no condensation);

Ø Dimensions: 270 * 200 * 120mm; Weight of the whole machine is 1KG;

Ø Working power supply: AC220V ± 10%/50Hz.

Indicator parameters

① Determination method: dissolution colorimetric method;

② Measurement range: 0-100 mg/L (segmented measurement, dilution measurement for excess range);

③ Measurement error: ≤± 5%;

④ Dissolving temperature: 125 ± 1 ℃; Dissolving time: 30 minutes;

⑤ Choose a colorimetric dish:10mmOptical path length;