Specification

Roughness Tester TR220( NEW) : Applicable in production site, library and factory
Surface roughness testing of lots of mechanical parts
Conform to ISO standard, compatible with DIN, ANSI and JIS standard
Multi-data testing and LCD display
English operation menu
Pickup position Indicator
Storage and check of testing data
Time display, clock settable
Function of self-check available
Pk graph display
DSP ( Digital Signal Processor) used for data processing

Technical specifications
Measurement parameter Ra, Rz, Rq, Rt, Rp, Rv, Rz( JIS) , R3z, Rmax,
RSk, RPc, Rk, Rpk, Rvk, Mr1, Mr2
Mea suring range Ra: 0.025m~ 12.5m
Display range Ra, Rq: 0.025m~ 12.5m
Rz, Ry, Rt, Rp, Rz( JIS) , R3z, Rmax: 0.02m~ 160m
RSm, RS: 1mm
Rmr: 1~ 100% ( % Rt) , RSk: 0~ 100%
Pickup Measuring range 80m
Resolution 0.01m
Filter RC, PC-RC, GAUSS, D-P
Cutoff length 0.25mm, 0.8mm, 2.5mm, Auto
Evaluation length 1L~ 5L( selectable)
Measuring length 3L~ 7L( selectable)
Max. driving length 17.5mm/ 0.71 inch
Min. driving length 1.3mm/ 0.05 inch
Accuracy 10%
Repeatability

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