A surface roughness tester is an indispensable tool in modern manufacturing quality control. Building upon continuous innovation, Mitutoyo proudly introduces the Surftest SJ-220, a portable surface roughness measuring instrument that inherits the exceptional advantages of the SJ-210 series while integrating advanced technologies, delivering utmost convenience and efficiency to users.
Specifications
| Type of detector | Standard drive unit type | Retractable drive unit type | Transverse tracing drive unit type | |||||
| Model No. | SJ-220 (0.75 mN type) | SJ-220 (4 mN type) | SJ-220 (0.75 mN type) | SJ-220 (4 mN type) | SJ-220 (0.75 mN type) | SJ-220 (4 mN type) | ||
| Order No. | mm | 178-741-11 | 178-742-11 | 178-743-11 | 178-744-11 | 178-745-11 | 178-746-11 | |
| inch/mm | 178-741-13 | 178-742-13 | 178-743-13 | 178-744-13 | 178-745-13 | 178-746-13 | ||
| Measuring range | Traverse length *1 | 17.5 mm | 5.6 mm | |||||
| Detector | Range | 360 µm (-200 µm to +160 µm) | ||||||
| Range/resolution | AUTO/depending on the measurement range, 360 µm/3.5 nm, 100 µm/0.9 nm, 25 µm/0.2 nm | |||||||
| Tracing speed | During measurement: 0.25 mm/s, 0.5 mm/s, 0.75 mm/s, 1 mm/s During return: 1 mm/s | |||||||
| Measuring force | 0.75 mN | 4 mN type | 0.75 mN | 4 mN type | 0.75 mN | 4 mN type | ||
| Stylus tip | Radius | 2 µm | 5 µm | 2 µm | 2 µm | 2 µm | 2 µm | |
| Angle | 60° | 90° | 60° | 90° | 60° | 90° | ||
| Skid force | Less than 400 mN | |||||||
| Applicable standards | JIS B 0601:1982, JIS B 0601:1994, JIS B 0601:2013, JIS B 0671:2002, JIS B 0631:2000, ISO 4287:1997, ISO 13565:1996, ISO 12085:1996, ISO 21920:2021, ASME B46.1, VDA2006 | |||||||
| Assessed profiles | Primary profile (P), Roughness profile (R), DF profile, R-Motif | |||||||
| Filters | 2CR75/PC75/Gaussian | |||||||
| Cut-off length | λ c | 0.08, 0.25, 0.8, 2.5, 8 mm | 0.08, 0.25, 0.8, 2.5 mm | |||||
| λ s *2 | 2.5/NON, 2.5/ΝΟΝ, 2.5/ΝΟΝ, 8/ΝΟΝ, 8/25/ΝΟΝ (μm) | 2.5/ΝΟΝ, 2.5/ΝΟΝ, 2.5/ΝΟΝ, 8/ΝΟΝ (μm) | ||||||
| Sampling length | 0.08, 0.25, 0.8, 2.5, 8 mm | 0.08, 0.25, 0.8, 2.5 mm | ||||||
| Number of sampling lengths | x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, Arbitrary (0.1 to 16.0 mm/0.01 mm interval) | x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, Arbitrary (0.3 to 16.0 mm/0.01 mm interval) | x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, Arbitrary (0.1 to 5.6 mm/0.01 mm interval) | |||||
| LCD specifications | 28 TFT color LCD touch panel with a backlight (320x240dot) Touch screen functions: Touch, swipe, flick, long press Backlight functions Backlight adjustment (from 5 levels), ECO mode (The backlight turns off if the touch screen is not operated for 10 seconds) | |||||||
| Display languages | 25 languages (Japanese, English, German, French, Italian, Spanish, Portuguese, Korean, Traditional Chinese, Simplified Chinese, Czech, Polish, Hungarian TurkSwedish, Dutch, Russian, Sipvenian, Romanian Bulgarian, Finnish, Thai, Vietnamese, Indonesian, and Malay) | |||||||
*1: Including pre-travel / post-travel *2: λs cannot be selected depending on the selected standard
Why Choose the Mitutoyo Surftest SJ-220?
The Mitutoyo Surftest SJ-220 is designed to simplify the roughness measurement process, making it suitable for all working environments, from the workshop floor to the laboratory.
1. Intuitive Design for On-Site Usability
One-Touch Operation: The SJ-220 is designed like a hand tool, making it extremely convenient for on-site use. Measurements can be performed easily with just one touch.
Intuitive Touch Screen: The large, easy-to-read 2.8-inch touch screen allows users to effortlessly change display screens and adjust settings with a fingertip. It supports flick and swipe operations for smooth and intuitive measurement work.
Backlight and Flexible Display: The screen features a backlight, ensuring clear visibility even in dimly lit locations. You can also change the screen display orientation (vertical or horizontal).
Convenient Physical Buttons: In addition to touch operation, the SJ-220 is equipped with physical buttons, enabling operation even when wearing gloves. The new Home key provides quick access to important functions like the daily menu, calibration measurements, and measurement conditions.
2. Portability and Powerful Wireless Connectivity
Built-in Battery: With a built-in rechargeable battery, the SJ-220 can perform approximately 1000 measurements on a full charge, allowing you to work anywhere without needing a direct power source.
Bluetooth Wireless Communication: The optional Wireless Unit for Measuring Instrument U-WAVE-TIB enables Bluetooth communication with a PC or smartphone. You can not only receive measurement results but also send measurement condition settings and measurement start information from the connected device, eliminating the need for cables.
Versatile Compatibility: Beyond wireless, the SJ-220 also supports USB and RS-232C communication, offering maximum flexibility for your on-site communication environment.
3. International Standard Support and Multi-Language Capability
ISO 21920 Standard: The SJ-220 supports the new surface texture standard ISO 21920, in addition to conventional roughness standards.
25 Languages: The device supports 25 languages, including English, Japanese, Chinese, Vietnamese, Thai, Indonesian, Malay, and more, making it easy for users worldwide to operate.
4. Enhanced Work Efficiency with Dedicated Software
SJ-App (for Smartphones): This free dedicated app enables communication with the SJ-220 and is equipped with various functions to increase work efficiency, including data management, inspection report creation, and export to CSV and PDF files.
⇒ Download Smartphone App for Surftest SJ-220
SJ-Communication-Tool (for PC): This highly functional free software allows you to import various data (measurement conditions, parameter settings, calculation results, measurement data) from the SJ-220 to create and edit inspection reports on your PC, significantly reducing report operating time.
⇒ Download SJ Communication Tool
Smart Data Management: The QR code function allows you to link with and recall saved measurement data easily.
Advanced Analysis: Connect with “FORMTRACEPAK-AP” for more advanced analysis of roughness and contour data.
Centralized Quality Management: Integrate with “MeasurLink” to collect and centrally manage data from networked measuring devices in real-time, enabling quality visualization.
5. Diverse Drive Units and Accessories
The SJ-220 can be combined with various drive units and detectors to meet specific measurement requirements:
Standard Drive Unit Type: The bestselling drive unit type with a measurement length of 16 mm.
Retractable Drive Unit Type: Helps protect the detector by retracting it upwards in advance, preventing contact with the workpiece during placement.
Transverse Tracing Drive Unit Type: Ideal for axial roughness measurement of crankshafts and suitable for measuring narrow areas like wire electrical discharge machining surfaces.
Extensive Accessories: Mitutoyo offers a wide range of optional accessories such as nosepieces for flat/cylindrical surfaces, support feet, extension rods, adapters, roughness specimens, and various communication cables, optimizing your measurement capabilities.
The Mitutoyo Surftest SJ-220 is the perfect solution for all your surface roughness measurement needs, delivering precision, convenience, and maximum efficiency. Investing in the SJ-220 is not just an investment in a measuring device, but an investment in a superior quality control process.
Contact us now to learn more and get a consultation on the Mitutoyo Surftest SJ-220 roughness tester!
