Features of TT-3221 Surface Roughness Tester
Technical Specifications of TT-3221 Surface Roughness Tester
| Model | TT-3221 Surface Roughness Tester | |
| Test principle | Inductance type | |
| Measurement range | 400μm | |
| Stylus tip radius | 5μm/2μm | |
| Stylus tip material | Diamond | |
| Measuring force | 4mN/0.75 mN | |
| Stylus tip angle | 90º/60º | |
| Radius of skid curvature | 45mm | |
| Maximum drive range | 19mm/0.748inch | |
| Traversing speed | Measuring: Cut off length = 0.08 mm Vt=0.25 mm/s Cut off length = 0.25 mm Vt=0.25mm/s Cut off length = 0.8 mm Vt=0.5 mm/s Cut off length = 2.5mm Vt=1mm/s Returning V=1mm/s | |
| Accuracy | Less than or equal to ±10% | |
| Repeatability | ≤6% | |
| Cut-off length | 0.08mm,0.25mm,0.8mm,2.5mm, selectable | |
| Evaluation length | (1~5) L selectable | |
|
Measuring rang and resolution | Measuring range | Resolution |
| Automatic | 0.001μm,0.008μm | |
| ±50μm | 0.001μm | |
| ±200μm | 0.008μm | |
| Power | Built-in Li battery | |
| Power adapter | Input: 100 V~240VAC,50/60Hz Output: 9V,3A | |
| Working environment | Temperature: 0℃~40℃ Humidity: < 90% RH | |
| Dimensions (mm) | 155.4×75×53 | |
| Weight (g) | 580 | |
Standard Configuration of TT-3221 Surface Roughness Tester
- Main unit- 1
- Standard pick up- 1
- Standard sample- 1
- Power adapter- 1
- Communication cable- 1
- Protection sleeve- 1
- Adapter- 1
- Magnetic base- 1
- Certificate- 1
- Warranty card- 1
- Instruction manual- 1






















