SR300 & SR400 Surface Roughness Tester
- BRAND : Starrett (USA)
- Large screen display
- Unique stylus lift mechanism for total flexibility
- Stores of up to 100 readings
Technical Specifications
Features
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| Measurement Capability | SR300 | SR400 | |
| Gauge | Range |
200μm, 100μm, 10μm |
400μm, 100μm, 10μm |
| Resolution | 100nm, 20nm, 10nm | 50nm, 10nm, 5nm | |
| Noise Floor (Ra) |
250nm, 150nm, 100nm |
150nm, 100nm, 50nm |
|
| Repeatability (Ra) | 1% of value + noise | 0.5% of value + noise | |
| Pickup Type | Inductive | ||
| Gauge Force | 150 - 300mg | ||
| Stylus Tip Radius |
5μm (200μin) default/2μm (80μin) or 10μm (400μin) optional |
||
| Measurement Type | Skidded | ||
| Calibration | Process | Automated software calibration routine | |
| Standards | Able to calibrate to ISO 4287 roughness standards | ||
| Analysis | Filter Cut-Off | 0.25mm/ 0.8mm/ 2.5mm | 0.25mm/ 0.8mm/ 2.5mm |
| Filter Type | 2CR/ Gaussian | 2CR/ Gaussian | |
| Evaluation Length |
0.25 - 12.5mm (0.01 - 0.49in) |
0.25 - 25.0mm (0.01 - 0.98in) |
|
| 17.5mm | 25.5mm | ||
| Speed | Measuring Speed | 1mm/sec (0.04in/sec) | 1mm/sec (0.04in/sec) |
| Returning Speed | 1.5mm/sec (0.06in/sec) | 1.5mm/sec (0.06in/sec) |
| Analysis Capability | SR300 | SR400 | |
| Parameters | Standards | ISO 4287, ISO 13565-1, ISO 13565-2, ASME46.1, JIS 0601, N31007 | ISO 4287, ISO 13565-1, ISO 13565-2, ASME46.1, JIS 0601, N31007 |
| ISO Basic |
Ra, Rv, Rp, Rz, Rt, Rq, Rsk, Rmr, Rdq, Rpc, RSm, Rz1max |
Ra, Rv, Rp, Rz, Rt, Rq, Rsk, Rmr, Rdq, Rpc, RSm, Rz1max |
|
| ISO Advanced | Optional |
Rk, A1, A2, Mr1, Mr2, Rpk, Rvk |
|
| ASME | Ra, Rv, Rp, Rz, Rt, Rq, Rsk, Rdq, RSm, Rpm, Rda | Ra, Rv, Rp, Rz, Rt, Rq, Rsk, Rdq, RSm, Rpm, Rda | |
| JIS |
Ra, Rv, Rp, Rz, Rt, Rq, Rsk, Rmr, Rdq, RSm, RzJIS, Rc, Rku, Rdc |
Ra, Rv, Rp, Rz, Rt, Rq, Rsk, Rmr, Rdq, RSm, RzJIS, Rc, Rku, Rdc |
|
| Other | R3z (Daimler Benz) | R3z (Daimler Benz) | |
| ISO Primary | Optional |
Pa, Pv, Pp, Pz, Pt, Pq, Psk, Pmr, Pdq, Ppc, PSm, Pz1max |
|
| Units |
μm/μin |
μm/μin |