SINO AGE DEVELOPMENT TECHNOLOGY, LTD.
Sino Age Development Technology Our products are your best choice in NDT and quality control field All products supplied by SADT have excellent quality and competitive price with our best service.
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Accurate Stability Surface Roughness Tester , Handheld Roughness Measure Instrument
SR210 / SR220 portable surfaces roughness tester is a small handheld instrument with big LCD, high accuracy and various parameters. It can be used in the laboratory, inspection area or wherever on-site surface roughness testing is required.
Key features:
Specifications
| Model | SR210 | SR220 | |
| 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 | 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, |
| Standards | ISO, ANSI, DIN, JIS | ||
| Graphic | Roughness profile, Material ratio curve, Direct profile | ||
| 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 5V,1000mA | Built-in Lithium ion battery, AC adapter 8.4V, 800mA | |
| Dimension | 112×50×47mm (L×W×H) | ||
| Weight | approximately 360g | ||
