High Precision Fertiliser Nutrient Tester IN-HF300

I. Testing items

Fertilizers: total nitrogen in organic fertilizers, total phosphorus in organic fertilizers, total potassium in organic fertilizers, nitrate nitrogen in organic fertilizers, quick-acting phosphorus in organic fertilizers, quick-acting potassium in organic fertilizers, acid-dissolved nitrogen in organic fertilizers, organic matter, ammonium nitrogen in nitrogenous fertilizers, nitrate nitrogen in fertilizers, urea nitrogen, diuron, phosphorus in phosphorus fertilizers, water-soluble phosphorus in phosphorus fertilizers, potassium in potassium fertilizers, total nitrogen in composite fertilizers, total phosphorus in composite fertilizers, total potassium in composite fertilizers, water-soluble humic acid (weathered coal), water-soluble humic acid ( lignite), water-soluble humic acid (peat), free humic acid (weathered coal), free humic acid (lignite), free humic acid (peat), full nitrogen in water-soluble fertiliser, full phosphorus in water-soluble fertiliser, full potassium in water-soluble fertiliser, full nitrogen in foliar fertiliser, full phosphorus in foliar fertiliser, full potassium in foliar fertiliser, nitrogen in water, phosphorus in water, potassium in water, nitrogen in water (turbid), phosphorus in water (turbid), potassium in water (turbid), fertiliser calcium, fertiliser magnesium, Fertiliser sulphur, fertiliser silicon, fertiliser boron, fertiliser iron, fertiliser copper, fertiliser manganese, fertiliser zinc, fertiliser chlorine, fertiliser lead, fertiliser arsenic, fertiliser chromium, fertiliser cadmium, fertiliser mercury

Crop: crop nitrate nitrogen, crop ammonium nitrogen, crop phosphorus, crop potassium, crop calcium, crop magnesium, crop sulphur, crop silicon, crop boron, crop iron, crop copper, crop manganese, crop zinc, crop chlorine

Plant: plant total nitrogen, plant total phosphorus, plant total potassium

Detection speed

Fertiliser N, P, K and other nutrients in a one-time simultaneous leaching determination.

It takes about 50 minutes to measure three items of fertiliser nitrogen, phosphorus and potassium, and about 20 minutes for a single item of trace elements.

Functions

★ 1. Operating system: Android 5.1 operating system, quad-core processor control, CPU frequency ≥ 1.8Ghz, 16G high-capacity memory, fast, stable, no lagging and jamming phenomenon, manufacturers to provide procedures for computer software copyright certificate.

2.7.0-inch colour LCD display (resolution: 1024 * 600), backlight visible for easy operation of field experiments, instrument size: 470 * 340 * 210mm; instrument panel size 432 * 292mm.

★3. Built-in Chinese and English bilingual display, a key to switch, seamless.

★4. Dual protection of password login and fingerprint login, multiple accounts can be set up according to the needs to ensure the safety and classification of the test data.

5. Built-in clock chip, can automatically calibrate the time when connecting to WIFI, can synchronously display the current year, month, day, hour, minute, to ensure that the detection data can be traced back, the

★6.GPS positioning function: can real-time display satellite positioning latitude and longitude, clear current detection location.

7.Data Printing: Built-in thermal printer (no need to replace the ribbon), you can print out information such as detection items, detection unit, detector, detection time, channel number, absorbance, nutrient content, and QR code.

8. The instrument supports to view all historical testing records and upload all testing data.

9. Support WIFI data upload, test results can be directly transmitted to the exclusive cloud agricultural data centre, assigned the enterprise's exclusive cloud agricultural data centre account, the account centre can view the uploaded data of different inspectors. Platform data can be exported directly to the computer in the form of a table.

★10. The instrument is equipped with dual USB interfaces, which can export historical inspection data. It is presented in a table when viewed by computer.

★11.Equipped with mobile phone WeChat applet to view all historical upload data.

12. Sample pre-treatment experiment operation steps are all built-in, the inspector does not need to control the manual, according to the instrument prompts step-by-step operation, more suitable for novice operators. Built-in calibration function in the detection step, no need to manually calibrate or switch calibration, to ensure the accuracy of detection.

13. Built-in independent sample processing operation video, click on the main interface of the instrument can be viewed, one-on-one guidance and teaching.

14. AC and DC dual-purpose power supply, instrument built-in high-capacity lithium battery, fully charged state can work continuously for 10 hours.

★15. External voltage display disc, can directly display the instant detection voltage, to ensure the stability of the detection environment, to ensure the accuracy of the detection; and with power failure protection, in the event of a sudden power failure, the data can be automatically stored to prevent data loss.

16.4 kinds of special experimental light source (red, blue, green, orange), light source wavelength stability, long life of up to 100,000 hours level, good reproducibility, high accuracy.

★17.4-channel fixed colourimetric cell (solidified module), the colorimetric cell and the instrument are integrated, no mechanical displacement and wear and tear, in order to ensure the accuracy of detection, the channel needs to maintain consistency with the light source, there are, and only 4 detection channels.

★18. The colourimetric tank is placed in a sunken airtight compartment, with a diameter of 15.7cm round shading plate to fully cover the shading, to avoid light leakage in the experimental process affecting the detection accuracy, to ensure that the test results are accurate.

19. High-strength PVC engineering plastic suitcase design, sturdy and durable, easy to carry, field mobile test.

20. Product Patent No. (Patent No.): ZL 2022 2 1823652.1

Instrument indicators

1. Power supply: AC 220 ± 22V DC 12V + 5V (instrument built-in 4800mAH high-capacity lithium battery)

2. Power: ≤ 5W

3. Range and resolution: 0.001-9999

 4. Repeatability error: ≤ 0.03% (0.0003, potassium dichromate solution)

 5. Instrument stability: the instrument does not need to be switched on and warmed up, the drift is less than 0.3% within one hour (0.003, transmittance measurement). Instrument power on one hour to display the number of no drift (transmittance measurement), two hours of digital drift does not exceed 0.3% (transmittance measurement), 0.001 (absorbance measurement);

6. Linearity error: ≤ 0.1% (0.001, copper sulfate detection)

7. Sensitivity: red light ≥ 4.5 × 10-5 blue light ≥ 3.17 × 10-3 green light ≥ 2.35 × 10-3 orange light ≥ 2.13 × 10-3

8. Red light: 680 ± 2nm; blue light: 420 ± 2nm; green light: 510 ± 2nm; orange light: 590 ± 4nm

9. Display screen resolution: 1024 * 600

10. Instrument seismic grade: IP65

11.PH value (acidity and alkalinity): (1) Test range: 1 ~ 14 (2) Precision: 0.01 (3) Error: ± 0.1

12. Fertiliser single error ≤ 0.5%, nitrogen, phosphorus and potassium three error ≤ 1%; heavy metal error ≤ 10%.

V. After-sales

The whole instrument is guaranteed for three years, free maintenance service for life (maintenance only charges the cost of parts), free mailing of instruments, free training.

Lifetime free of charge to provide soil fertiliser and other agriculture-related technical support!