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SJ-310 – Portable Surface Roughness Tester

The Surftest SJ-310 surface roughness measuring instrument is a compact, portable and easy-to-use surface roughness measurement instrument equipped with extensive measurement and analysis features.

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Features and Benefits

The Surftest SJ-310 surface roughness measuring instrument provides accurate results in a compact, portable unit. The detector supports a variety of measurement orientations and can make measurements vertically and upside-down. The Surftest SJ-310 includes as built-in thermal printer which provides operators the ability to instantly print measurement results on site.
  • Built-in 5.7-inch color graphic, back-lit LCD touch-panel display provides superior readability, ease-of-use and visibility in dark environments
  • User interface provides intuitive, easy-to-understand operability
  • Reinforced Measure-Start, and other frequently used buttons, resist wear and workshop contaminants
  • Large-capacity battery allows approximately 1500 measurements when fully charged
  • Built-in high speed printer prints in landscape or portfolio mode for different applications
  • Internal memory stores up to 10 measurement conditions and one measured profile
  • An optional memory card can be used to store large quantities of measured profiles and conditions
  • Complies with the following standards: JIS (JIS-B0601-2001, JIS-B0601-1994, JIS B0601-1982), VDA, ISO- 1997, and ANSI

Technical Data

Technical Data

Measuring Speed: .01, .02, .03 in/s / .25, .50, .75 mm/s
Returning Speed: .039in/s / 1mm/s
Detector Z-Range: 1000, 14400, 4000μin / 100, 25, 360μm
Detector Z-Range Resolution: .08, .20, .80μin / .002, .006, .02μm
Skid Radius of Curvature: 40mm
Skid Force: less than 400mN
Detector Type: Differential inductance
Power Supply (battery): Rechargeable Ni-MH
Power Supply: AC Adapter
Charging Time: 4 hrs
Endurance: 1000 measurements (approx)
External I/O: Digimatic output, Footswitch I/F, Printer output, RS-232C I/F, USB I/F
External Data Storage: Micro SD card
Display Unit: 2.05×2.59×6.3in / 52.1×65.8x160mm
Drive Unit: 4.5x9x1in / 115x23x26mm
Display Unit Mass: 3.7lbs /1.7kg
Drive Unit Mass: .2 to .4kg

Product List

Product List

Order No.: Range X-Axis: Measuring Force: Stylus tip (Diamond, angle °/ tip radius):
178-571-12A .7in / 17.5mm 4mN 90 / 5μm

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