GAOTek Portable Digital Roughness Meter

This Portable Digital Roughness Meter has OLED display, 100 groups of data storage, working time of 20 hours, USB interface and full metal body.




  • Electromechanical integration design, small volume, light weight, easy to use
  • Using DSP chip to control and data processing, high speed, low power consumption
  • Large range, parameters Ra, Rz, Rq, Rt, Rp, Rv, R3z, R3y, RzJIS, Rsk, Rku, Rsm, Rmr, Rx
  • 128 x 64 OLED dot matrix display, digital / graphic display; highlight no perspective
  • Display information rich, intuitive, can display all the parameters and graphics
  • Compatible with ISO, DIN, ANSI, JIS national standard
  • Built-in lithium-ion rechargeable battery and a charging control circuit, high capacity, no memory effect
  • Residual quantity indicator icon, prompting the user to charge
  • Display of the charging process instructions, the operator can understand the degree of charge
  • Working time more than 20 hours of continuous work
  • Large capacity data memory, can store 100 groups of original data and waveform
  • Real-time clock settings and display, convenient data recording and storage
  • With automatic dormancy, automatic shutdown and power saving function
  • Reliable control motor to go dead circuit and software design
  • Measurement information display, menu prompt information, false information and switch machine and other tips that information
  • Full metal shell design, sturdy, compact, portable, high reliability
  • Can be connected to a computer and printer



Technical Specifications

The maximum driving trip 0.68 in (17.5 mm)
Indicating error Not more than ± 10%
Variation of indication Not more than 6%
The measured profile Roughness, waviness, the original contour
Parameter Ra (0.005 μm to 16 μm),Rz (0.02 μm to 160 μm),Rq, Rt, Rp, Rv, R3z, R3y, RzJIS, Rsk, Rku, Rsm, Rmr, Rx.
Filter RC, PCRC, Gauss, ISO13565
The sampling length L 0.009 in, 0.03 in, 0.09 in, 0.3 in (0.25 mm, 0.8 mm, 8 mm)
Evaluation length L 1 L to 5 L
Internal storage capacity 100 groups of original data
External input / output interface USB
Electric source Built-in rechargeable lithium-ion battery or external power adapter
Outline dimension 5.62 in x 2.16 in x 1.65 in (143 mm x 55 mm x 42 mm) (host).
Weight 0.88 lb (0.4 kg)


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