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Portable Surface Roughness Tester



Made By : Mitutoyo

Made In : Japan

Model No. : SJ-210



Portable Surface Roughness Tester - Mitutoyo


Features  SJ-210 :-

·         The 2.4 inch color graphic LCD provides excellent readability and an intuitive display that’s 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 keys on the front of the unit and under the sliding cover.

·         UPto 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.

·         Access to each feature can be password protected, which prevents unintended operations and allows you to protect your settings.

·         The display interface supports 16 languages, which can be freely switched.

·         An alarm warns you when the cumulative measurement distance exceeds a preset limit.

·         In addition to calculation results, the Surftest SJ-210 can display sectional calculation results and assessed profiles, load curved and amplitude distribution curves.

Technical Data : SJ-210


X axis (Drive unit) Measuring Range            17.5, 5.6mm (Transverse tracing unit type)

Measuring Speed                                                0.25, 0.5, 0.75mm/s, 1mm/s

Range                                                                       360µm (-200 µm to 160 µm)

Measuring Method                                             skidded

Measuring Force                                                  0.75mN or 4 mN 

Stylus Tip                                                                 Diamond, 900 / 5 µmR (600/ 2 µm R)

Skid radius of curvature                                    40mm

SkidForce                                                                Less than 400 mN

Type                                                                          Differential inductance

Power supply                                                        Two way power supply : Battery (Rechargeable Ni-Mh Battery

                                                                                    and AC adapter

Charging Time                                                       about 4 hours

Endurance                                                              about 1000 measurements, differ slightly due to use condition

External  I/ O                                                          USB 1/F Digimatic Output, printer Output, RS-232C I/F

Data storage                                                          Memory card (Optional)

Display                                                                      52.1 x 65.8x 160mm

Drive Unit                                                                115 x 23 x 26mm