Description
Overview
GAOTek surface roughness tester is a small handheld instrument with big LCD, high accuracy and various parameters. It can be used in the laboratory, inspection area or wherever on-site surface roughness testing is required. The measuring data of SR 220 can be output to PC or micro printer.
Features
- Wide 320μm measurement range with high accuracy
- Four filtering methods: RC, PC-RC, GAUSS, and D-P
- Compatibility with ISO, DIN, ANSI, and JIS standards
- DSP chip for high-speed, low-power data processing
- Built-in rechargeable lithium-ion battery and control circuit
- Integrated remote control module for remote measurements
- Compact design for easy handling, light weight
- Bluetooth connectivity for printing parameters and graphs
- Standard micro-USB interface for PC communication
- Automatic switch-off
Technical Specifications
| Filter | RC, PC – RC, Gauss, D – P |
| Measuring range | 320 μm (Ra = 80 μm) (Z Axis), 0.68 in (17.5 mm) (X Axis) |
| Resolution | 0.01 μm/±20 μm 0.02 μm/±40 μm 0.04 μm/±80 μm 0.08 μm/±160 μm |
| Sampling length (lr) | 0.009 in (0.25 mm) / 0.03 in (0.8 mm) /0.09 in (2.5 mm) |
| Assessment length (ln) | Ln= lr × n n=1to 5 |
| Accuracy | Less than or equal to ±10% |
| Repeatability | Less than or equal to 6% |
| Power supply | Built-in Lithium Ion battery, AC adapter 8.4 V, 800 mA |
| Dimension | 5.4 in x 1.9 in x 1.8 in (112 mm × 50 mm × 47 mm) |
| Weight | 0.79 lb (360 g) |
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