Surface Roughness Tester with Large parameter (National Std)


Key Features

  • 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, Large capacity data memory.
  • Can be connected to a computer and printer;
  • Optional sensor surface, hole sensor, measuring platform, sensor, an extension rod and other accessories.

Technical Specifications

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.
OLED  128 x 64 dot matrix display, digital / graphic display; highlight no perspective.
Display information  rich, intuitive, can display all the parameters and graphics.
Compatible  ISO, DIN, ANSI, JIS national standards.
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 charging process instructions, the operator can understand the degree of charge
Working time more than 20 hours of continuous work.


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