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I. Performance & Features
1. Large screen LED display, man-machine interface, automatic operation guide, inlaid thermal printer, store and print the results.
2. AC/DC (vehicle loaded), inlaid lithium cell, automatic charge and power break.
II. Test Items
1. Nitrogen, Phosphorus, Kalium, nitrite and leaf temperature in plants.
2. Determine microelements such as calcium, magnesium, sulfur, ferrum, manganese, boron, zinc, copper, chlorine, silicon and so on.
III. Technical Parameters
1. Range and resolution: 0.001-9999
2. Stability: drift less than 0.003 within 3 minutes
3. Linearity error: less than 0.003
4. Repeatability error: less than 0.005
5. 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
6. Wave length: red light: 680±4nm; blue light: 420±4nm; green light: 510±4nm; orange light: 590±4nm
a. AC urban electricity: 180V～240V, 50 Hz.
b. DC: 12V, 5W (vehicle loaded)
c. Lithium cell: 12V, 5000MA (with charger)
7. One-off lixiviation of three nutrients N, P and K together
8. Test Speed: One sample (N, P, K) ≤30m (including previous treatment time)
9. Tests of five samples ≤50m (including previous treatment time)
IV. Simple Operation
Complete: The project integrates drug, apparatus and instrument, it is easy to carry like a small lab, a lithium cell is inlaid with automatic charger and power break, which make it easy for tests in situ and movable service. Joint lixiviation of nitrogen, phosphor and kalium, the medicament shall be used with the bottom opened so as to assure the test speed; the cost is very low, the cost to test a nutrient (N, P, K) is 0.7 yuan only.V. Main Configuration (Two Aluminum Alloy Password Boxes)
Instrument Box: host computer, electronic scale, electrode, colorimetric ware, charger, power cable, etc.
Drug box: triangular bottle, measuring flask, hopper, filter paper, aluminum, wash bottle, etc.
Plant Nutrition Tester OK-Y9, OK-Y10 and types
All functions of Y9, LED display with Chinese character, man-machine interface, automatic operation guide, plastic steel shell.