| Customization: | Available |
|---|---|
| Power Source: | Electricity |
| Type: | Soil Fertility Tester |
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ZD soil tester NPK Soil Instant Tester Nutrient tester Nitrogen Phosphorus Potassium ZD soil ph meter
Working principle:
The electro-chemical method and the method of ionization redction were adopted.
Application:
The tester is for field use to quickly test instant Nitrogen Instant Phosphorus and Instant Potassium conteent in soil.
Specification:
| Resolution: | 1mg/Kg(mg/l) |
| Measuring range: | O-1999 mg/Kg(mg/l) |
| Working temp: | 5-45ºC(41-113°F)/ATC |
| Accuracy: | +2%F.S. |
| Display: | LCD with back light |
| Feature: | Auto-switch-off in about 8 minutes |
| Probe length: | 140mm |
| Calibration: | Factory standard calibrated |
| Dimension: | 50.5*250mm |
| Weight: | 100g |
| Power supply: | DC9V((9V280/6F22 Ni-MH rechargeable battery)(no included) |
Usage:
1. Take off the protective cap from metal probe.
2. Press OFF/ON button. Tester displays 0.
3.*quick testing: Water the soil with distilled water before testing.Make sure the water can go 10 cm deep the least.Best humidity is 70%-80%. Insert the metal probe into soil vertically and clockwisely,to about 6-8 cm deep.Make sure the soil has thorough contact with metal probe.After about 6 seconds,the tester will display the measured value Tightness of soil will affect measuring result. Multiple tests at the same and different points should be performed and take the average as final result.
*accurate testing: Use a 200ml beaker container,mix dried soil with distilled water at the stir and make it into a mud form Put the metal probe into the mud about 6-8CM deep.About 6 seconds,the tester will display the measured value.
4. Wipe the metal probe with towel or tissue paper after each test.Make it clean and dry,till the display shows 0.
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