Mahr Perthometer M1
Measuring range up to 150 µm (6000 µin)
Measuring units µm/µin selectable
Standards: DIN/ISO/JIS
Tracing lengths 1,75 mm; 5,6 mm; 17,5 mm (0,07 in; 0,22 in; 0,7 in)
Cutoff 0,25 mm/0,8 mm/2,5 mm (0,01 in/0,032 in/0,100 in)
Reduced cutoff selectable
Number of sampling lengths selectable from 1 to 5
Automatic selection of filter and tracing length confirming to standards
Phase-corrected profile filter as per DIN EN ISO 11562
Parameters as per DIN/ISO/SEP: Ra, Rz, Rmax, RPc and JIS: Ra, Rz
Automatic scaling according to the profile amplitude
Printing of roughness profile and measuring record
Dynamic pick-up calibration
Blocking of instrument settings to prevent unintentional modifications