Surface Roughness Tester
LABWAN Surface Roughness Tester (Handy Surf) LSRT-280
Model LSRT-280
In Stock
The LABWAN LSRT-280 Digital Surface Roughness Tester – Handy Surf is a portable surface roughness measurement instrument designed for high repeatability and accuracy. It shows stylus pressure and provides multiple surface roughness parameters and conversion values.
ISO 9001 Certified
Service & Support
Key Features
- Shows the pressure of the stylus
- Shows all the parameters of all conversions
- High repeatability and accuracy
Specifications
| Description | Details |
|---|---|
| Detection Principle | Inductive |
| Maximum Drive Travel | ≤ 17.5 mm |
| Measuring Range | 320 μm |
| Measuring Range (Parameters) | Ra, Rq: 0.005 μm ~ 32 μm; Rz, Ry, Rt, Rp, Rm: 0.02 μm ~ 320 μm; Rsm, Rs: 1 mm; Rmr: 0~100% |
| Needle Tip Radius | 5 μm |
| Accuracy | 0.001 μm |
| Needle Tip Material | Diamond |
| Value Error | ≤ ±8% |
| Measured Force | ≤ 4 mN |
| Value Variability | ≤ 5% |
| Needle Stylus Angle | 90° |
| Power Supply | Built-in lithium-ion rechargeable battery / external power adapter |
| Leader Longitudinal Radius | 45 mm |
| Data Output | Bluetooth / USB |
| Parameter Measurement | Ra, Rq, Rz, Rt, Rp, Rv, RS, RSm, Rsk, Rku, RPc, Ry, Rmax, R3z |
| Sample Length | 0.25 mm, 0.80 mm, 2.50 mm |
| Evaluation Length | 1L ~ 5L optional (L is the sample length) |
| Overall Size | 156 mm × 55 mm × 46.5 mm |
| Instrument Weight | ≤ 398 g |
| Work Environment | Temperature: -20°C ~ 40°C; Relative humidity: < 90%, no vibration, no corrosive medium around |