Surface Roughness Meter Digital Surface Gauge Handheld Surface Roughness Tester Meter with Color Mapping Portable Profilometer for Accurate Surface Measurement (Model AMT221)

AMTAST Surface Roughness Meter Digital Surface GaugeSpecifications:1. Measuring Range: 1) Ra, Rq: 0.005μm ~ 16μm 2) Rz, R3z: 0.02μm ~ 160μm 3) Ry, Rt, Rp, Rv: 0.02μm ~ 160μm 4) Rsk: 0 ~ 100% 5) Rs, Rsm: 0.02 ~ 1000μm 6) Rmr: 0 ~ 100%2. Range: 1) The Z axis (vertical): 160μm 2) The X axis (horizontal): 17.5mm/ 0.69"3. Resolution ratio, The Z axis (vertical): 1) 0.001μm/±20μm 2) 0.002μm/±40μm 3) 0.004μm/±80μm4. Parameter: Ra, Rz, Rq, Rt, Rc, Rp, Rv, R3z, R3y, Rz (JIS), Rs, Rsk, Rsm, Rmr, Rku; Ry(JIS), Rmax, Rpc, Rk, Rpk, Rvk, Mr1, Mr25. Standard: ISO4287, ANSI b46.1, DIN4768, JISb6016. Graphic: Material ratio curve of the profile, P-Curve, R-Curve7. Filter: RC, PC-RC, Gauss, D-P8. The sampling length (lr): 0.25, 0.8, 2.5mm9. Assessment length (ln): Ln= lr × n, n=1~510. Sensor: 1) Principle: The displacement differential inductance 2) Stylus: Natural Diamond, 90°, 5μm tip radius 3) Force: <4mN 4) Skid: Ruby, Longitudinal radius 40mm 5) Traversing speed: a) lr=0.25: Vt=0.135mm/s b) lr=0.8: Vt=0.5mm/s c) lr=2. 5: Vt=1mm/s d) Return: Vt=1mm/s11. Accuracy: ±5nm+0.1A, A: Ra of calibration test block12. Repeatability: No more than 6%13. Residual profile: No more than 0.010μm14. Power supply: Built-in 3.7V battery, Charger: DC5V, 800mA /3hour15. Working Time: More than 20 hours16. Outline dimension: 151×66×46mm17. Weight: About 375g18. Working Environment: Temperature: -20C ~ 40C; Humidity: <90% RH19. Store and Transportation Temperature: - 40°C ~ 60°C20. Humidity: <90% RHFeatures:1. Electromechanical integration design, small size, light weight, easy to operation2. DSP chip control and data processing, high speed, low power consumption3. 160μm Large measurement range4. Ra, Rz, Rq, Rt, Rc, Rp, Rv, R3z, R3y, Rz(JIS), Rs, Rsk, Rsm, Rku; Ry(JIS); Rmax, Rmr, RPc, Rk, Rpk, Rvk, Mr1, Mr25. 320 x 240 TFT display, digital or graphic highlight IPS display; no viewing angle6. Automatic range switching and display7. Real time display of sampled waveform. Display full information, intuitive and graphical displays all parameters8. TYPE C and Mini USB dual USB interface design for charging, communication, and automatic control9. Alarm limits that can be set for measurement results10. Single selection or batch printing of historical records and waveforms11. Compatible with ISO4287, DIN, ANSI, JIS multiple standards12. 4 Profile Filter: Gauss, RC, PC-RC, DP13. Built-in rechargeable battery and control circuit, high capacity, no memory effect14. There are remaining charge indicator, charging hint15. Tester has charging instructions, the operator can readily understand the level of charge16. Can work more than 20 hours while the power is enough17. Large capacity data storage, can store 100 item of raw data and waveforms18. Real-time clock setting and display for easy data recording and storage19. With automatic sleep, automatic shutdown power-saving features20. Reliable circuit and software design of prevent the motor stuck21. Instrument can display a variety of information tips and instructions. For example Measurement result display, the menu prompts and error messages22. Can connected to the computer and printer23. All parameters can be printed or print any of the parameters which set by the user24. Optional curved surface pickup sensor, holes sensors, measurement stand, Sheath of sensor, extension rod, printer and analysis software

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