W-TR200. The comprehensive, hand-held W-TR200 represents the ideal multi-function solution for surface roughness testing. This compact gauge has a large measuring range, easy-to-read, backlit graphical and text display and is suitable for a wide variety of applications. Specifications: Roughness parameter: Ra, Rz, Ry, Rq, Rt, Rp, Rmax, Rm, R3z, S, Sm, Sk, tp. Assessed profiles: Primary profile (P), Roughness profile (R), Tp curve (material ratio Mr). Profile recording magnification Vv: 200x-20000x Vh: 20x, 50x, 200x. Standard: Conforms ISO/DIN/JIS/ANSI (menu selectable). Display features: Detector stylus position indicator, battery level indicator, direct printing, direct display of parameters and profiles. Data output: RS-232 port. Measuring range: Ra, Rq : 0.01-40.0um. Rz, Ry, Rp, Rt, R3z, : 0.02-160um. Sm, S : 2-4000um. Tp : 1-100% (% Ry). Cut-off lengths: 0.25mm/0.8mm/2.5mm. Evaluation length Ln: 1-5 cut-off.