Description
Overview
GAOTek surface roughness tester on hard surface, widely used for measuring metal and nonmetal parts, a variety of machining parts in the field of machinery processing manufacturing, testing, commodity inspection and other quality control departments. Especially suitable for onsite measuring of large work pieces and production lines, as well as for mobile measurement by the inspection room, measurement and commodity inspection department, the measuring will not cause damage to the work piece.
Features
- Mechatronics design with embedded printer for direct result and
- External drive unit for flexible measurements in various orientations
- Large measuring range of 320 μm enhanced type up to 640 μm optional
- Color graphic LCD touch screen with backlight for brightness and wide viewing
- Dual operation via buttons and touch screen
- Rich and intuitive display of all parameters and graphics
- Built in lithium-ion rechargeable battery with charging control circuit
- High capacity with no memory effect includes charge indicator
- Continuous working time of over 50 hrs
- Large internal memory for storing 100 groups of original data and waveforms
- Real time clock setting and display for convenient data recording and storage
- Power saving features like automatic sleep and shutdown
- Reliable circuit and software design to prevent motor blockage
Technical Specifications
| The Z axis (vertical) | 640 μm (-320 μm to 320 μm) |
| The Z axis (vertical) | 0.002 μm to ± 20 μm and 0.004 μm to ± 40 μm 0.008 μm to ± 80 μm and 0.02 μm to ± 160 μm |
| Filter | RC to PC to RC to Gauss to D to P |
| Assessment length | Lr × n = 1 L to 5 L |
| Stylus tip | Natural Diamond 90 B cone angle 5 μm tip radius |
| Measuring force | 4 mN |
| Force | Less than 400 mN |
| Measuring speed | Lr = 0.25 mm/s to Vt = 0.135 mm/s Lr = 0.8 mm/s to Vt = 0. 5 mm/s
Lr = 2. 5 mm/s to Vt = 1 mm/s Return Vt = 1 mm/s |
| Accurate | 0.001 μm |
| Accuracy | ± (5 nm to 0.1 A) A to Ra of calibration test block |
| Repeatability | Not more than 3% |
| Power supply | Built in 7.4 V Lithium-ion battery Charger DC 9 V 1000 mA to 5 hrs |
| Working Time | More than 50 hrs |
| working Environment Temperature | -4 °F to 104 °F (- 20 ℃ to 40 ℃), Humidity <90% RH |
| Store and Transportation Temperature | -40 °F to 140 °F (- 40 ℃ to 60 ℃), Humidity <90% RH |
| Display unit | 6.10 in × 5.71 in × 2.56 in (155 mm × 145 mm × 65 mm) |
| Drive unit | 4.53 in × 0.91 in × 1.06 in (115 mm × 23 mm × 27 mm) |
| Weight | 3.31 Ib (1.5 kg) |