الوصف

1.Quickly test the N, P, K, humic acid , organic matter, salinity, and PH in the soil, fertilizer
and plant
2.With the function of time display, can automatically record and save the time of test sample.
3. Store about ***0 groups datum(time, place, fertilizers) , datum can be checked at any time.
4.Print like the test date, number, items, sample contents, variety and so on.
5.Big-screen LCD shows, and will guide you how to operate.
6.When in the test, it has the functions of playback, so its very convenient and reasonable.
7.Armor plate shell, firm, beautiful and durable.
8.According to the local situation, you can set the variety, productivity, kind of fertilizer and
will automatically calculate the fertilizing amount.(TPY*6A)
***** result will automatically transfer to the computer, for analyzing , gathering and
storing(TPY*6PC)
Specification:
1. Nutrient measurement technology indicators:
1) Stability: A(absorbency of illumimation) drift less than 0.**3 in three minutes.
2) Repetitiveness: A(absorbency of illumimation) less than 0.**5
3) Linearity errors: less than 3.0 %
4) Sensitivity: red light â�¥4.5 �***5ï¼ï¿½green light â�¥3.*7�***3
5) Wavelength range: red light **0�4nmï¼ï¿½blue light **0�4nm; green light **0�4nm
6) Shake resistance: qualified
(Attention: above indicators all exceed national standards)
2. PH: measurement technology indicators:
1) Range: 1ï½ï¿½*4    Error: �0.1
3. Salinity measurement technology indicators:
1) Range: 0.*1%ï½ï¿½1.*0%      Error: �5%
3)Alternating current (AC): *0Vï½ï¿½**0Vã��*0Hz; 2) Direct current: *8Vã��5W (With tester)