Materials Testing
    Portable Surface Roughness Tester

Portable Surface Roughness Tester

  • Roughness profile graphic display
  • Rmr curve (material ratio, C%) display
  • Large capacity data memory

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20 parameters: Ra, Rz, Ry, Rq, Rt, Rp, Rpc, Rk, Rpk, Rvk, Rv, R3z, R3y, RzJIS, Rsk, Rku, Rsm, Rs, Rmax, Mr1/Mr2


  • Electronic, digital, OLED display
  • Using DSP chip to control and data processing, high speed, low power consumption
  • Roughness profile graphic display
  • Rmr curve (material ratio, C%) display
  • Standard conforms to ISO, ANSI, DIN and JIS
  • Display in both Metric (um) and Imperial units (uinch)
  • Built-in lithium ion rechargeable battery , Working time more than 20 hours
  • Large capacity data memory, can store 100 groups of original data and wave profile.
  • Real-time clock settings and display, convenient data recording and storage
  • With automatic dormancy, automatic shutdown and power saving function
  • Can be connected to a computer and printer;
  • Optional transducers for curved surfaces, bores, inside pipe and groove, measuring platform, an extension rod and other accessories.


Standard Delivery

  • TR200 Plus main unit
  • TS100 + Pick-up transducer
  • Software with USB cable
  • Calibration certificate
  • Standard test block
  • Battery charger
  • Steel protective support
  • Manual & carrying case

Optional Accessory

  • Probes for curve surface, bores and groove
  • Measuring stand Platform
  • Extension Rod for pick-up transducer

    Roughness ParametersRa, Rz, Ry, Rq, Rt, Rp, Rpc, Rk, Rpk, Rvk, Rv, R3z, R3y,RzJIS, Rsk, Rku, Rsm, Rs, Rmax, Mr1/Mr2
    Assessed ProfilesRoughness profile, Material ratio profile (Rmr curve),
    Measuring SystemBoth Metric um, and Imperial Uinch
    Measuring RangeThe Z axis(Vertical): 160 μm
    Ra: 0.01 – 10 um (400 uinch),    Rq: 0.01 – 40um
    Rz,Ry, Rp, Rt, R3z: 0.02 – 160 um
    The Max./Min. driving trip17.5mm / 0.75mm
    Display Resolution0.001 um / 0.04 uinch
    FilterRC, PC-RC, Gauss, D-P
    Cut-off length (lr)0.25mm, 0.8mm, 2.5mm
    Internal storage capacity100 groups of original data
    Evaluation length(ln)Ln=lr x n n=1-5
    Pick up transducerInductive, Diamond stylus with Radius 5 µm
    Display FeaturesOLED display, transducer stylus position indicator, battery level indication,
    Measured parameters and profile showing, Rmr (T-P) curve showing
    PowerLi-ion rechargeable battery, More than 20 working hours / per full charging
    Dimensions143 x 55 x 42mm