Mahr MarSurf M 400 Mahr Portable Roughness Testers

Mahr MarSurf M 400 Mahr Portable Roughness Testers

Both in the measuring room and production area, there is a need for surface evaluation requiring skidless tracing. This generally requires a higher degree of skilled operators, work alignment and time. The MarSurf M 400 has the necessary functions and features for the most demanding measurements, while being quick and easy to use. Wireless connectivity increases versatility and portability.

• Simplicity and sophistication combined!
• Dynamic calibration function
• Smartphone ease of use
• Bluetooth and cable connection on 6910404
• Traversing lengths up to 26mm
• Option of cut-off and traversing length in accordance with international standard
• Magnetic probe holder BFW 250 (break away probe)
• Motorized probe zero setting (max. 7.5mm)
• Measuring principle: Stylus method
• Probe: BFW skidless system
• Measuring range (mm): +/- 250 µm (up to +/- 750 µm with 3x probe arm length)
• Profile resolution:
• Measuring range +/- 250 µm: 8 nm
• Measuring range +/- 25 µm: 0.8 nm
• Filter according to ISO/JIS: Gaussian filter as per ISO 11562, Filter as per ISO 13565
• Number n of sampling length according to ISO/JIS: 1 - 5
• Contacting speeds: 0,2 mm/s; 1,0 mm/s
• Surface parameters​​​​​​​: Over 50 surface parameters for R, P and W profiles according to current ISO/JIS or MOTIF standards (ISO 12085)
• Measuring force (N)​​​​​​​: 0.75 mN