Food sulfur dioxide tester

1. Instrument Introduction:

HED-R12 sulfur dioxide detector adopts colorimetric method in accordance with "GB/T5009.34-2003 Determination of sulfite in food". The sulfur dioxide detector is widely used in the determination of sulfur dioxide content in preserved fruits, sugars, alcohol, various dried fruits, herbs, aquatic products, dried and fresh meat products and meat products.

2. Instrument Application:

It is widely used in food deep processing enterprises, food and drug administration, shopping malls and supermarkets, quality supervision and inspection, industrial and commercial management, catering testing, major food safety monitoring systems and other units.

3. Function Introduction:

1. Android smart operating system, using a more efficient UI interactive interface, the instrument has wifi network upload, 4G network transmission, GPRS wireless remote transmission, network cable connection functions, fast batch upload of data.

2. High degree of intelligence, the instrument has self-test function: it has power-on self-test and zero adjustment functions, and has automatic detection repeatability function.

3. A new generation of high-speed thermal printer, which can automatically print or batch print test reports and QR codes after the test is completed.

4. Equipped with a food safety data platform, the test results can be wirelessly uploaded to the platform. Convenient for long-term data analysis and management

5. It has a multi-category and multi-type sample menu function, which can flexibly select test samples, and different test channels can detect different sample items at the same time. You can also directly edit and enter sample names, test indicators, test units and other information on the instrument and save them in the sample database.

6. The product has a built-in operation demonstration video, which is a laboratory guidance expert around you.

7. Sample processing is simple and labor-saving, and the overall operation is fast, safe and convenient.

8. The instrument has its own protection function, and the user name and password can be set to prevent non-staff operations.

9. High sensitivity, high detection accuracy, high repeatability accuracy, scanning high-precision optical sensor.

10. The result judgment line can be modified, the control value calibration value can be saved, and the data will not be lost during power failure.

11. The instrument has the functions of recalibration, locking, and restoring factory settings.

4. Main parameters:

1. The main control chip adopts ARM Cortex-A7, RK3288/4 core processor, with a main frequency of 1.88Ghz, faster operation speed and stronger stability.

2. Display mode: 7-inch LCD touch screen display, humanized Chinese operation interface, intuitive and simple reading.

3. DC 12V power supply, can be equipped with 6ah large-capacity rechargeable lithium battery.

4. Automatic adjustment and calibration of light source brightness.

5. Intelligent constant current voltage regulation, automatic calibration of light intensity, no temperature drift of light source for long-term continuous operation.

6. Built-in new national limit standards, on-site comparison with the measured results, and continuous update of standards.

7. Sample numbers are automatically accumulated.

8. Test items can be expanded.

9. Test results can be printed and uploaded in batches.

10. The test results are Excel tables, which can be copied by connecting to a computer.

11. It also supports U disk copying, standard USB interface, and driver-free plug-in.

12. Large-capacity lithium battery can be configured, and the firmware can be upgraded

5. Technical parameters of sulfur dioxide detector:

1. Accuracy error: ±3%

2. Linear error: ±5‰

3. Stability: ±0.001A/hr

4. Wavelength accuracy: <2.0nm

5. Wavelength range: 550nm

6. Transmittance repeatability: ±1%

7. Data storage 80,00 records

8. Cuvette: 10×10mm standard sample cell

9. Instrument size; 42×31×20cm

10. Instrument net weight: 3.6kg

Product's Website：http://en.huoerd.com/sptjjjcy/146.html