1、 Instrument Introduction

The NH-1CA ammonia nitrogen detector is a ammonia nitrogen detector developed and designed by our company in accordance with the national standard "HJ 535-2009 Determination of Ammonia Nitrogen in Water Quality - Nessler's reagent spectrophotometric method" and industry requirements. This ammonia nitrogen detector has PID automatic adjustment technology and functions such as curve self calibration and automatic zero adjustment, which enhances the accuracy and stability of the instrument; In addition, this ammonia nitrogen detector has a built-in micro thermal printer that can directly print data. Widely used for ammonia nitrogen testing in various industries such as laboratories, sewage treatment plants, universities, environmental monitoring departments, and research institutions.

2、 Main features

1. The measurement system adopts advanced optical systems and cold light sources, with high measurement accuracy, small drift, and good stability;

2. Adopting a 13:7 series high brightness large screen LCD display, with a Chinese operating system for easy operation;

3. The instrument has an automatic calibration function, which can automatically adjust the calibration curve and improve measurement accuracy;

4. Using spectrophotometry combined with specialized reagents greatly reduces operation time and workload;

5. Built in large capacity storage space, capable of storing 80 curves and 2000 measurement results;

6. The instrument comes with a computer connection interface, which can upload experimental data or connect to a printer to print data;

7. Built in micro thermal printer, capable of directly printing data;

8. The instrument casing adopts a dedicated sheet metal casing, which is durable and long-lasting;

3、 Technical parameters

1. Determination method: Nessler's reagent spectrophotometric method

2. Measurement range: 0.01~50mg/L (segmented measurement, expandable)

3. Measurement error: ≤ ±5 %

4. Curve parameters: 80 measurement curve parameters can be set;

5. Instrument calibration: Built in automatic calibration curve function;

6. Built in high-precision micro electronic clock with a monthly error of less than 8 seconds;

7. Record storage: store 2000 experimental results, power-off data protection;

8. Printing: Equipped with a built-in micro thermal printer as standard, it can directly print data

9. Communication method: equipped with a communication data interface, capable of uploading experimental results;

10. Display: 250 * 130 LCD blue backlit display, fully Chinese operation interface;

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

12. Working power supply: AC220V ± 10%/50Hz, DC power supply can work continuously for 50 hours.

4、 Product configuration:

1 host, 1 set of colorimetric device, 1 set of reagents, 1 power cable, 1 data cable, 1 manual, 1 certificate of conformity, and 1 warranty card