SADT SR220 Surface Roughness Tester (320μm(Z);17.5mm(X);Standard package)

Measuring range:

Z Axis (Vertical): 320μm (Ra=80μm)

X Axis (Horizontal): 17.5mm

Resolution: Z Axis (Vertical) 0.01μm/±20μm

0.02μm/±40μm

0.04μm/±80μm

0.08μm/±160μm

Measurement item:

Parameters: Ra, Rq, Rz, Rt, Rp, Rv, RS, RSm, Rz(JIS), Ry(JIS), RSk, R3z, Rmax, Rpc, Rmr, Rku, RΔa, RΔq, Rδc, Ry, Rk, Rpk, Rvk, Mr1, Mr2, A1, A2, V0

Standards: ISO, ANSI, DIN, JIS

Filter: RC, PC-RC, Gauss, D-P

Sampling length (lr): 0.25 / 0.8 / 2.5mm

Assessment length (ln): Ln= lr×n n=1~5

Probe:

Principle: Differential inductance

Stylus: Natural Diamond, 90°cone angle, 5μm tip radius

Force: <4mN

Skid: Ruby, Longitudinal radius 40mm

Traversing speed:

lr=0.25, Vt=0.15mm/s

lr=0.8, Vt=0. 5mm/s

lr=2. 5, Vt=1mm/s

Return Vt=1mm/s

Accuracy: Less than or equal to ±10%

Repeatability: Less than or equal to 6%

Power supply: Built-in Lithium ion battery, AC adapter 8.4V, 800mA

Dimension (L×W×H): 112×50×47mm

Weight: approximately 360g