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Surface Roughness Gauge

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SR210 portable roughness measuring instrument is a new product of Unirew Group Co.,Ltd, it is a portable stylus surface roughness shape measuring instrument, applicable to the workshop testing station, laboratory, metrology room environmental detection. Measurement of parameters in line with international standards of the United States, Germany, Japan and is compatible with Britain and other industrial developed country standards. Measurement results can be digital and graphic LCD display, also can be output to the printer.

Functions and features:

1. Electromechanical integration design, small volume, light weight, easy to use;

2. Using DSP chip to control and data processing, high speed, low power consumption;

3. Large range, parameters Ra, Rz, Rq, Rt, Rp, Rv, R3z, R3y, RzJIS, Rsk, Rku, Rsm, Rmr, Rx;

4. 128 x 64 OLED dot matrix display, digital / graphic display; highlight no perspective;

5. Display information rich, intuitive, can display all the parameters and graphics;

6. Compatible with ISO, DIN, ANSI, JIS national standards;

7. Built-in lithium ion rechargeable battery and a charging control circuit, high capacity, no memory effect;

8. Residual quantity indicator icon, prompting the user to charge;

9. Display of the charging process instructions, the operator can understand the degree of charge;

10. Working time more than 20 hours of continuous work;

11. Large capacity data memory, can store 100 groups of original data and waveform;

12. Real-time clock settings and display, convenient data recording and storage;

13. With automatic dormancy, automatic shutdown and power saving function;

14.Reliable control motor to go dead circuit and software design;

15. Measurement information display, menu prompt information, false information and switch machine and other tips that information;

16. Full metal shell design, sturdy, compact, portable, high reliability;

17. Can be in English freely switch;

18. Can be connected to a computer and printer;

19. Optional sensor surface, hole sensor, measuring platform, sensor, an extension rod and other accessories;

Surface Roughness Gauge

Surface Roughness Gauge

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The performance advantage

Ø The roughness of metal and non-metallic surface

Ø Pocket-size & economically price

Ø Large measuring range suitable for most materials

Ø Features external calibration at keyboard

Ø Optimized electric circuit design with transducer structure-design,high integrate power, driver and display.

Ø Select freely with Ra,Rz parameters.

Ø It could test ex-circle, flat surface, conical surface and also test groove with length and width larger than 80*30mm.

Main Function

v Shape used to pull aluminum mold design, durable, anti-electromagnetic interference ability significantly, in line with the design of the new trend.

v Using high-speed DSP processor for data processing and calculation, measurement and computation speed is greatly improved.

v Liquid crystal display wide temperature using OLED color display, popular high brightness, no visual angle,, is suitable for various occasions.

v The lithium ion rechargeable battery, can work for a long time, no memory effect, can while charging, charging time is short, long battery life.

v Charging and communication using the common USB interface. Using a dedicated charger or computer USB port for charging, convenient and quick.

v Dot matrix liquid crystal display, interface prompt information rich.

v Real-time monitoring of lithium battery power and display, and to remind users to charge with charging progress indication.

v Automatic shutdown function and low power design of software and hardware of the instrument with long working hours, suitable for field use.


u Testing parametersµm RaRz

u Stroke lengthmm6

u Sample lengthmm0.25 0.80 2.50

u Evaluation lengthmm1.25 4.0 5.0

u Measuring rangeµm Ra 0.05 ~ 10.0 Rz 0.1 ~ 50

u Error±10%

u Variability 12%

u Transducer contacting pin round diameter and angle

u Contacting pin round diameter10 µm±1 µm

u Battery3.7V Li

u Size106 mm×70 mm×24 mm

u Weight200g


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