Description
Overview
GAOTek surface roughness measuring instrument is 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.
Feature
- 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
- 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
Technical Specifications
| Test range Z axis (vertical) | 200 μm |
| Test range X axis (horizontal) | 0.1 in (15 mm) |
| Resolution Z axis (vertical) | 0.01 μm / ±20 μm0.02 μm / ±40 μm0.04 μm / ±80 μm |
| Testing Index Standard | ISO, ANSI, DIN, JIS |
| Testing Index Graphics | Bearing rate curve, roughness profile, direct profile |
| Filter | GAUSS filter |
| Sampling length (lr) | 0.001 in, 0.03 in, 0.01 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, 5μm tip radius |
| Sensor Force measurement | <4 mN |
| Sensor Led | Carbide, sliding direction radius |
| Sensor Sliding speed | lr=0.25, Vt=0.135 mm/slr=0.8, Vt=0. 5 mm/slr=2. 5, Vt=1 mm/sReturn 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) Humidity: < 90% RH |
| Storage and transportation environment | Temperature: -40 °F to 140 °F (- 40 °C to 60 °C) Humidity: < 90% RH |
| Dimensions | 6.2 in x 2.5 in x 1.8 in (158 mm x 63.5 mm x 46 mm) |
| Weight | About 1 lb (300 g) |
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