High Precision Soil Nutrient Tester IN-HT50

★1. Intelligent System: Adopts Android 5.1 operating system, equipped with a quad-core processor (clock speed ≥ 1.8GHz), 16G large-capacity storage, smooth and stable operation, and provides software copyright certificate.

2. High-definition screen: 7.0-inch color LCD screen (1024×600 resolution), clear backlight, easy for outdoor operation. Instrument dimensions: 470×340×210mm, panel dimensions: 432×292mm.

★3. Bilingual interface: Built-in Chinese and English display, one-button switching, adaptable to different usage scenarios.

★4. Multiple security protections: Supports dual login with password and fingerprint, allows for multi-account management, ensuring data security and categorized storage.

5. Time synchronization: Built-in clock chip, automatically synchronizes time after connecting to WiFi, displays complete time information in real time, ensuring traceability of test data.

★6. Location positioning: Integrated GPS module, obtains and displays the latitude and longitude of the test point in real time.

8. Fast printing: Built-in thermal printer, directly prints test items, unit, personnel, time, channel, absorbance, nutrient content (mg/kg), and QR code information.

★9. Data export: Equipped with dual USB interfaces, supports exporting historical data to a computer for viewing in spreadsheet format. ★10. Cloud Upload: Supports WiFi transmission, allowing real-time upload of test data to a dedicated cloud agricultural data center. Enterprises can view and manage data from different personnel through dedicated accounts and export data to tables.

★11. Mobile Viewing: Equipped with a WeChat mini-program for convenient access to historical test records anytime on mobile devices.

12. Crop Diagnostic Atlas: Includes a built-in nutrient deficiency diagnostic atlas for common economic crops, covering leaf morphology comparisons for deficiencies of 9 elements, assisting in on-site assessment of sufficiency/deficiency.

13. Guided Operation: Includes a complete sample pretreatment process guide, providing step-by-step instructions suitable for beginners; features an automatic calibration function, eliminating the need for manual intervention and ensuring accurate results.

★14. Video Tutorials: Includes independent operation demonstration videos, available for one-click playback, facilitating learning and training.

15. Fertilization Guidance System: Integrates soil testing and fertilizer recommendation functions, directly calculating fertilization plans after testing; also provides an independent fertilization calculation module with built-in standard nutrient requirements and fertilization correction coefficients for over a hundred crops, recommending fertilizer amounts based on target yields; results can be printed, including crop type, fertilizer type, target yield, total fertilizer requirement, and suggested fertilization plan.

16. Dual Power Supply Mode: Supports AC/DC power supply, with a built-in high-capacity lithium battery, allowing for 10 hours of continuous operation on a full charge.

★17. Voltage Monitoring and Protection: External voltage display panel for real-time monitoring of voltage stability; features power-off protection, automatically saving data in case of accidental power failure.

18. High-Precision Optical System: Equipped with four dedicated experimental light sources (red, blue, green, and orange), with stable wavelengths, a lifespan exceeding 100,000 hours, and high reproducibility and accuracy.

★19. Solid-State Colorimetric System: Employs a 4-channel fixed colorimetric cell (solid-state module), integrated with the instrument, eliminating mechanical displacement and wear; each channel corresponds to a light source, ensuring detection accuracy.

★20. Light-shielding design: The colorimetric cell is housed in a sunken, sealed chamber equipped with a 15.7cm diameter circular light-shielding plate, completely preventing light leakage and improving detection accuracy.

21. Portable structure: Features a high-strength PVC engineering plastic carrying case design, sturdy yet lightweight, suitable for mobile field testing.

★22. Patent marking: Patent No. ZL 2022 2 0923165.6

Power supply: AC 220V±22V / DC 12V+5V (Built-in 4800mAh Lithium Battery)

Power: ≤5W

Range and Resolution: 0.001~9999

Repeatability Error: ≤0.03% (Potassium Dichromate Solution)

Stability: No preheating required upon startup; drift <0.3% (transmittance) within 1 hour; transmittance drift ≤0.3% and absorbance drift ≤0.001% within 2 hours.

Linearity Error: ≤0.1% (Copper Sulfate Solution)

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

Wavelength: Red light 680±2nm, Blue light 420±2nm, Green light 510±2nm, Orange light 590±4nm

Screen resolution: 1024×600

Protection rating: IP65

pH detection range: 1~14, accuracy 0.01, error ±0.1

Salinity detection range: 0~9999 ppm, error ±2%

Moisture detection range: 0~100%, error <0.5%

Comprehensive error: Nitrogen, phosphorus, potassium ≤1%, organic matter ≤2%, trace elements ≤5%

Three-year warranty on the whole machine, lifetime free repair (only parts cost will be charged)

Free instrument shipping, free operation training

Lifetime free agricultural technical support for soil and fertilizer