Beijing Lanetech Square Co., Ltd.
Beijing Lanetech Square Co., Ltd.

SR120 Surface Roughness Tester

SR120 Portable Roughness Tester is a new-generation, pocket-sized surface roughness tester. It features high accuracy, wider measurement range, easy operation, and stable performance. Ideal for on-site detection of metal and non-metal machine surfaces. This compact, integrated-sensor instrument is perfect for production sites.





  • SR120 1
  • SR120 2
  • SR120 1
  • SR120 2

Features of SR120 Surface Roughness Tester

  • Support four measurement parameters Ra, Rz, Rt, Rq can be selected ;

  • A double-screen design is used to facilitate reading from the top window during measurement ;

  • With calibration function, and simple operation ;

  • Using ARM processor for data processing and computing, high speed, low power consumption, high precision ;

  • OLED liquid crystal display, high brightness, full viewing angle, wide temperature, suitable for various occasions;

  • Supports mobile APP control to avoid measurement errors caused by contact control;

  • Rechargeable lithium-ion battery for up to 8 hours continuous operation; 

  • The sensor probe has a protective door design, which effectively protects the sensor probe and ensures the accuracy of the measurement.

  • Widely used in mechanical processing, aerospace, automotive parts, communications, power, electronics and other industries.

  • Suitable for universities, research institutes, technical supervision bureaus, and special inspection institutes.


Specification of SR120 Surface Roughness Tester

Measurement parameters

Ra、Rz、Rq、Rt

Measurement range(μm)

Ra、 Rq: 0.05 ~ 10.0; Rz、 Rt: 0.1 ~ 50

Sampling length(mm)

0.25 , 0.80 , 2.5

Evaluation length(mm)

1.25 , 4.0 , 5.0

Stroke length(mm)

6

Indicating accuracy

0.001μm

Indication error

±(7-10)%

The variability of indication

12%

Tip arc radius

10 μm±1 μm

Static measuring force of stylus

≤ 0.016N

Force change rate

≤ 800N/m

Sensor head pressure

≤ 0.5N

Battery

3.7V lithium ion battery

Overall dimension

110 mm×81mm×32 mm

Weight

150g



Standard Delivery of SR120 Surface Roughness Tester

Standard Configuration
Host1standard test block1
Adaptor1USB cable1
specification1Warranty card1
certification1packing list1


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