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High Precision Roughness Tester
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  • High Precision Roughness Tester

High Precision Roughness Tester

  • Product description
  • Specifications
  • High Precision Roughness Tester

     

    Description

    Precision roughness tester DR300 is a high precision instrument

    to test the surface degree of finish. It can measure surface

    roughness of the machined parts, including plane, bevel, outer

    cylindrical, surface, holes, trenches and axles and so on.

    Measuring Range

     

    Parameter

    Indicating Range

    Ra, Rq

    0.005μm~16μm

    Rz, R3z, Ry, Rt, Rp, Rm

    0.02μm~160μm

    Sk

    0~100%

    S, Sm

    1mm

    tp

    0~100%

     

    Features

     

    Sensor and main unit are separated, to meet different demands of test

     

    Use DSP chip to control and process data, with high speed and low power consumption Compatible  with  ISO,  DIN,  ANSI,  JIS

     

    multiple national standards

     

    Continuous working time more than 20 hours

     

    Large-capacity data storage, can store 100 groups of raw data and waveform.

     

    Thermal printer and instrument are integrated as a whole, quiet work, rapid print, you can print the contour curve and ratio curve of the material.

     

    Real-time clock setting and display for easy data recording and storage.

     

    With automatic sleep, automatic shutdown and other power-saving features

     

    Reliable circuit and software design to prevent the motor stuck.

     

    Instrument can display a variety of information tips and instructions. For example Measurement result display, the menu prompts, error messages, and switches.

     

    Chinese / English language selection. 

    Can connect to the computers

     

    Print all the parameters or any parameter set by the user.

     

    Optional curved surface sensor, holes sensors, measuring platform, sheath of sensor, extension rod and other accessories.

  • Technical Parameters

     

     

    Name

    Content

    Measuring

     

    Z-axis (vertical)

    160μm

    Range

     

    X-axis (horizontal)

    17.5mm

     

     

     

    0.01μm/±20μm

    Resolution

     

    Z-axis (vertical)

    0.02μm/±40μm

     

     

     

    0.04μm/±80μm

     

     

     

    Ra Rz==Ry(JIS)

    Measuring

     

    Parameters

    Rq Rt==Rmax

    Items

     

    Rp Rv R3z R3y Rz(JIS)

     

     

     

     

     

    Rs Rsk Rku Rsm Rmr

    Rpc, Rk, Rpk, Rvk, Mr1, Mr2

     

     

    Standard

    ISO, ANSI, DIN, JIS

     

     

    Graph

    Supporting curve, roughness

    profile, direct contour

    Filter

     

    RC, PC-RC, Gauss, D-P

    Sampling

    length (lr)

    0.25, 0.8, 2.5mm

    Evaluation

    length (ln)

    Ln=lr×n

    n=1~5

     

     

     

     

     

    Measuring

    Principle

    displacement

    differential inductor

     

     

    Stylus

    Natural diamond, 90 cone

    angle, 5μm tip radius

    Sensor

     

    Dynamometer

    <4mN

     

    Guide head

    Carbide, the sliding

    direction radius 40mm

     

     

     

     

    Sliding Speed

    lr=0.25,

     

     

    Vt=0.135mm/s

     

     

     

     

     

     

    lr=0.8, Vt=0.5mm/s

     

     

     

    lr=2.5, Vt=1mm/s

     

     

     

    Return, Vt=1mm/s

    Indicator Error

     

    no more than ±10%

     

     

     

    Indication

    Fluctuation

    no more than 6%

    Power

     

    Built-in lithium-ion rechargeable

    battery, charged by

     

    DC5V, 800mA charger

     

     

     

    Dimension

     

    158×63.5×46mm

    Weight

     

    About 300g

    Operation Environment

    Temperature: -20℃~40℃

    Humidity: <90%RH

    Storage and

    transportation environment

    Temperature: -40℃~60℃

    Humidity: <90%RH

     

    Standard Configuration

    Roughness Tester DR300 

    Standard Sensor 

    Multi-groove standard specimen 

    Adjustable bracket

    Power Adaptor 

    Instructions ◎Certificate 

    Warranty Card 

    Software

     

    Warranty: for 12 months

     

     

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