Portable soil nutrient measurement instrument for intelligent management and maintenance of the base

Portable soil nutrient measurement instrument for intelligent management and maintenance of the base.

This soil nutrient measuring instrument is a classic box type, portable and portable, with a main box and medicine box. It can quickly measure and analyze soil nutrient status, scientifically guide precise fertilization, intelligently manage, and save expenses. Very suitable for intelligent management and maintenance of the base.

Pengjian brand, derived from the phrase 'Pengjian comes from afar, benefiting you and me'. It is a manufacturer of agricultural rapid inspection instruments.
Technology oriented small and medium-sized enterprises.
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1. Power supply: AC 220 ± 22V DC 7V~9V (instrument built-in lithium battery)

2. Power: ≤ 5W

3. Range and Resolution: 0.001-9999

4. Repeatability error: ≤ 0.02% (0.0002, potassium dichromate solution)

5. Instrument stability: Drift less than 0.2% within three minutes (0.002, transparency measurement). After the instrument is turned on and preheated for 5 minutes, the display shows no digital drift within two minutes (transparency measurement), and the digital drift within five minutes does not exceed 0.3% (transparency measurement); The digital drift within 20 minutes shall not exceed 0.5% (for transparency measurement) and 0.001% (for absorbance measurement); The digital drift within thirty minutes shall not exceed 0.7% (for transparency measurement) and 0.002 (for absorbance measurement).

6. Linear error: ≤ 0.1% (0.001, copper sulfate detection)Portable soil nutrient measurement instrument for intelligent management and maintenance of the base

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. Wavelength range: Red light: 680 ± 2nm; Blue light: 420 ± 2nm; Green light: 510 ± 2nm; Orange light: 590 ± 4nm

9. PH Value (pH): (1) Test Range: 1-14 (2) Accuracy: 0.1 (3) Error: ± 0.1 (Extended)

10. Salt content (conductivity): (1) Test range: 0.01% to 1.00% (2) Relative error: ± 5% (extended)

11. Soil moisture technical parameters Water unit:% (g/100g); Moisture content testing range: 0-100%; Error less than 0.5%

12. Simultaneous extraction and determination of efficient N, P, and K nutrients in soil, and scientific guidance on fertilizer application rates

13. Simultaneous, rapid, and accurate detection of nutrients such as nitrogen (N), phosphorus (P), and potassium (K) in fertilizers

14. Testing speed: Test a soil sample (N, P, K) for ≤ 30 minutes (including pre-treatment time, without the need for any attachments from the user)

15. Simultaneously test 8 soil samples for ≤ 1 hour (including pre-treatment time)

16. Data query and printing: Test data can be stored, queried, and printed, with a built-in thermal printer