GAOTek Surface Roughness Gauge
GAOTek surface roughness measuring instrument for laboratory and production sites, can measure the surface roughness of a variety of machined parts, including planes, bevels, outer cylindrical surfaces, curved surfaces, small holes, grooves and axles, etc., according to selected measurements Conditions Calculate the corresponding parameters and clearly display the measurement results and contour graphs on the LCD.
Description
Overview
GAOTek surface roughness measuring instrument for laboratory and production sites, can measure the surface roughness of a variety of machined parts, including planes, bevels, outer cylindrical surfaces, curved surfaces, small holes, grooves and axles, etc., according to selected measurements Conditions Calculate the corresponding parameters and clearly display the measurement results and contour graphs on the LCD.
Features
- Mechatronics design, small size, light weight and convenient to use
- High precision inductive sensor
- Using DSP chip for control and data processing, fast speed, low power consumption
- GAUSS filter
- 128 × 64 dot matrix OLED LCD screen
- Built-in lithium-ion rechargeable battery and charging control circuit, high capacity, no memory effect, continuous working time is more than 20 hours
- With automatic shutdown, memory and various information
- Optional curved sensor, small hole sensor, measuring platform, extension rod and other accessories
- Compatible with ISO, DIN, ANSI and JIS national standards
- The system language can be switched between Chinese and English, boot default Chinese system
- The unit can be changed in order: work system → inch system; the default value is the work system
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Technical Specifications
| Test range Z axis (vertical) | 200 μm |
| Test range X axis (horizontal) | 0.59 in (15 mm) |
| Resolution The Z axis (vertical) | 0.01 μm/±20 μm 0.02 μm/±40 μm 0.04 μm/±80 μm |
| Testing Index Parameter | Ra, Rq, Rsm, Rsk, Rz, Rt, Rp, Rv, Rc, Rco |
| Testing Index Standard | ISO, ANSI, DIN, JIS |
| Testing Index Graphics | Bearing rate curve, roughness profile, direct profile |
| Filter | GAUSS filter |
| Sampling length (lr) | 0.009 in, 0.03 in, 0.09 in (0.25 mm, 0.8 mm, 2.5 mm) |
| Rating length (ln) | Ln= lr×n   n=1 to 5 |
| Sensor Measuring principle | Displacement differential inductance |
| Sensor Stylus | Natural diamond, 90 cone angle, 5 μm tip radius |
| Sensor Force measurement | <4 mN |
| Sensor Lead | Carbide, sliding direction radius 1.77 in (45 mm) |
| Sensor Sliding speed | lr=0.25, Vt=0.135 mm/s, lr=0.8, Vt=0. 5 mm/s, lr=2. 5, Vt=1 mm/s, Return    Vt=1 mm/s |
| Indication error | Not more than ±10% |
| Indication variability | Not more than 6% |
| Power supply | Built-in lithium-ion rechargeable battery, charged with DC5V, 800mA charger |
| Working environment Temperature | -4 °F to 104 °F (- 20 °C to 40 °C): |
| Working environment Humidity | < 90% RH |
| Storage and transportation environment Temperature | -40 °F to 140 °F (- 40 ° C to 60 ° C) |
| Storage and transportation environment Humidity | < 90% RH |
| Dimensions | 6.22 in x 2.5 in x 1.81 in (158 mm x 63.5 mm x 46 mm) |
| Weight | About 0.66 lb (300 g) |