Surftest SJ-210 (Surface Roughness Tester)
The Surftest SJ-210 is a user-friendly surface roughness tester designed as a handheld tool that can be carried with you and used on-site. The 2.4-inch color graphic LCD provides excellent readability and an intuitive display that is easy to negotiate. The LCD also includes a backlight for improved visibility in dark environments. The Surftest SJ-210 can be operated easily using the buttons on the front of the unit and under the sliding cover. Up to 10 measurement conditions and one measured profile can be stored in the internal memory. An optional memory card can be used as an extended memory to store large quantities of measured profiles and conditions.
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Specification
Size (W×D×H)
Display unit:2.05 x 2.6″ x 6.3″ (52.1×65.8×160mm)
Drive unit: 4.5 x .9 x 1.02″ (115×23×26mm)
Measuring speed
0.01, 0.02, 0.03 in/s (0.25mm/s, 0.5mm/s, 0.75mm/s) Returning: 1mm/s
Measuring force / Stylus tip
0.75mN type: 0.75mN / 2µmR 60°, 4mN type: 4mN / 5µmR 90°
Skid force
Less than 400mN
Applicable standards
JIS ’82 / JIS ’94 / JIS ’01 / ISO ’97 / ANSI / VDA
Assessed profiles
Primary profile / Roughness profile / DF profile / Roughness profile-Motif