Technical Specifications
| Product name | Soil Nutrient Analyzer, Soil NPK Tester, or Detector |
| Detection method | Photoelectric colorimetry or Spectrophotometry |
| Detection channel | Straight Line Channel 6 detection channels, each channel with 4 kinds of wavelength light source |
| Test items | Soil (N, P, K), Organic matter Fertilizer recommendations |
| Functions | 7 in (17.78 cm) touchscreen display Plant nutrition diagnostic standard map Thermal printer Lithium battery Operation video |
| Repeatability error | ≤ 0.03％ |
| Linearity error | ≤ 0.1％ (0.001, copper sulfate detection) |
| Power supply | AC 220 ± 22 V or DC 12 V ± 5 V (the vehicle power supply is also available) |
| Sensitivity | Red light ≥ 4.5 × 10^5 Blue light ≥ 3.17 × 10^3 Greenlight ≥ 2.35 × 10^3 Orange light ≥ 2.13 × 10^3 |
| Wavelength range | Red light 680 ± 2 nm blue light 420 ± 2 nm Greenlight 510 ± 2nm Orange light 590 ± 4 nm |
| Master chip | ARM Cortex-A7, RK 3288 or 4-core processor |
| Accessories | Free medicine box, basic laboratory testing accessories, PH pen, TDS pen, etc. |
| Size | Host 16.93 in x 13.58 in 7.48 in (430 mm x 345 mm x 190 mm) Regent 19.29 in x 12.02 in x 6.69 in (490 mm x 310 mm x 170 mm) |
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