| |
| Detailed Soil Portable Hardness Tester Description: |
| 1. Used to test the soil hardness |
| 2. With driven-rotary knob |
| 3. With the function of permeability of water |
| |
| Test method: |
| 1. Level the measuring soil surface, then insert top part of instrument |
| into the soil until (opening) part. |
| 2. Vertically pull out the soil hardness meter and read the hardness |
| indicating value of the meter. |
| After finished reading the measured value, drive rotary-knob, |
| make the indicating meter to zero. |
| 3. Soil attached to the inside of measuring head will make the |
| measurements incorrect. Please clockwise rotate (opening) part, |
| take down round sleeve, rotate to the fixed position after cleaning up, |
| then can measure again. |
| 4. Hardness indication range: 0-40mm, 0-500kg/cm² |