Starrett SR400 Surface Roughness Tester - Manual (Page 23)

SR300 and SR400 Surface Roughness Tester
Talyprofile
Talyprofile Parameters
Roughness Parameters
Obtained by Filtering: Ra, Rq, Rt, Rp, Ry, Rku, Rsk, RSm, Rz,
RΔq, RTp, RHTp, Rlo, Rλq, RPC, RzJIS, R3z.
Waviness Parameters
Obtained by Filtering: Wa, Wq, Wt,Wp, Wv, Wku, Wsk, WSm,
Wz, WzJIS, Wλq, WΔq, WTp, WHTp, WLo, WPC, W3z.
(only with Gold version and instruments with straightness datum)
Parameters on the Raw Profile
Unfiltered: Pa, Pq, Pt, Pp, Pv, Pku, Psk, PSm, Pz,
PΔq, Pλq, PTp, PHTp, PLo, PPc.
Parameters Obtained by Double Filtering
DIN 4776: Rk, Rpk, Rvk, MR1, MR2, A1, A2, Rvk.
(only with Gold version)
Parameters Obtained by the Motifs Method
"R&W": R, AR, Pt, Rx, SR, SAR, Nr, Kr, W, AW, Wte,
Wx, SW, SAW, Nw, Kw, Rke, Rpke, Rvke, Trc, HTrc.
(only with Gold version