Measurement Parameters
Ra,Rz,Ry,Rq,Rt,Rp,Rv,Rmax,R3z,RSk,RS,RSm,Rmr
Measurement Range
Ra:0.025-12.5m
Display Range
Ra,Rq:0.005-16m;Rz,Ry,Rt,Rp,Rv,Rmax,R3z:0.02-160m;RS,RSm:1mm;
Rmr:0-100%(%Rt); Rsk:0-100%
Measuring Range
±20m,±40m,±80m
Highest Resolution
0.001m
Sampling length l
0.25mm,0.8mm,2.5mm
Evaluation length L
(1-5)l(optional) l is sampling length
Maximum Drive Stroke
17.5mm/0.7inch
Minimum Drive Stroke Length
1.3mm/0.052inch
Indication Error
±10%
Indicated Value Variability
6%
Dimension
140mm×52mm×48mm
Weight
440g
Type : Testing machine
Product name : Surface Roughness Tester
Model : TR220