1、 Instrument Introduction

The ZL-1CB portable total phosphorus detector is a total phosphorus detector developed and designed by our company in accordance with the national standard GB/T 11893-1989 Determination of Total Phosphorus in Water Quality - Ammonium Molybdate spectrophotometric method and industry requirements. This total phosphorus detector has PID automatic adjustment technology and functions such as curve self calibration and automatic zero adjustment, enhancing the accuracy and stability of the instrument; This total phosphorus detector is equipped with a micro thermal printer that can directly print experimental data; This portable total phosphorus detector has a built-in lithium battery and does not require an external power supply, making it suitable for on-site total phosphorus detection; Widely used for total phosphorus testing in various industries such as laboratories, sewage treatment plants, universities, environmental monitoring departments, and research institutions.

2、 Main features

1The unique all-in-one design mode integrates digestion and measurement, making it easier to carry and measure;

2Built in high-power lithium battery DC power supply, capable of conducting multiple batches of experiments on site;

3The digestion and determination power supply systems are independently separated and do not interfere with each other, reducing external influence on the results;

4Dual display screens,LCDBacklight display, Chinese operation interface, concise and clear;

5The measurement system adopts advanced optical systems and cold light sources, with high measurement accuracy, small drift, and good stability;

6Introduction of digestion systemPIDAdjustment technology, high temperature control performance, good stability, and energy saving;

7The system has a built-in measurement curve self calibration function, which can automatically zero;

8Built in large capacity storage space, capable of storing 100 curves and30000Measurement results of strip time recording;

9, withRS232Data interface, which can be directly connected to a computer to upload experimental data;

10Built in micro thermal printer, capable of real-time printing of measurement data

11The integrated suitcase design makes the whole machine easy to carry, with built-in dual lithium batteries and no need for an additional power source for digestion, making it convenient to use;

12Using sealed digestion tubes, it has stronger resistance to chlorine interference;

13The instrument is equipped with dedicated data recording and processing software, which facilitates the storage, processing, and analysis of experimental data;

3、 Technical parameters

1. Determination method: Ammonium molybdate spectrophotometric method

2. Measurement range: 0.01~24mg/L (segmented measurement, expandable)

3. Measurement error: ≤ ±5 %

4. Range of photometric measurement: 0-2A

5. Wavelength accuracy: ± 1 nm;

6. Linear photometric measurement: ± 0.002 A;

7. Repeatability of photometric measurement: ± 0.005 A;

8. Accuracy of photometric measurement: ± 0.005 A;

9. Dissolution temperature and time: 120 ± 1 ℃; 30min

10. Measurement time: Dissolve 4 water samples simultaneously within 30 minutes;

11. Temperature indication error: ＜ ±1.5℃；

12. Uniformity of temperature field: ≤ 1.5℃；

13. Error in digestion time indication: ≤ ±3%；

14. Curve parameters: 100 measurement curve parameters can be set;

15. Record storage: capable of storing 30000 measurement results;

16. Printing: Equipped with a built-in micro thermal printer, it can directly print experimental data;

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

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

4、 Configuration

1. Host 1 unit

2. Four sealed digestion tubes

3. Dissolve one protective cover

4. One set of colorimetric dishes

5. One set of reagents

6. One set of power cord

7. One set of data cable

8. One set of data processing software

9. One certificate of conformity

10. One warranty card

11. One copy of the instruction manual