|
| Measurement parameters of the roughness tester |
Ra, Rz, Rq, Rt |
| Measuring Ranges |
Ra, Rq: 0.005 ... 16.00 μm
Rz, Rt: 0.020 ... 160.0 μm |
| Resolution |
0.001 μm up to the measurement value 10 µm
0.001 μm up to the measurement value 10 µm
0.1 µm for a measurement value higher than 100 µm |
| Accuracy |
Class 2 according to the DIN 4772 standard (> ±10 %) |
| Units |
μm / μinch (selectable) |
| Display |
LCD, 10 mm digits with backlight |
Limit Wavelengths (3)
(cut-off length) |
0.25 mm; 0.8 mm and 2.5 mm with auto alarm if an erroneous wavelength is selected |
| Measurement route |
1 ... 5 limit wavelengths |
| Palpation route It |
(1 ... 5) + 2 ... 3 limit wavelengths
(depending of the used digital filter) |
| Palpation velocity |
0.135 mm/ with a limit wavelength: 0,25 mm
0.5 mm/ with a limit wavelength: 0.8 mm
1 mm/s with a limit wavelength: 2.5 mm
Back-up velocity 1 mm/s
|
| Digital filter |
RC, PC-RC, GAUSS, D-P |
| Measuring principle |
inductive |
| Probe pointer |
diamond, 5 µm ratio, 90º curvature |
| Drillings |
from 6.0 mm, maximum depth of 15 mm |
| Characteristics of the display |
- measurement values
- parameters (Ra, Rz, Rq o Rt)
- units (µm or µinch)
- used digital filters
- calibration
- probe position
- memory
- limit wavelength
- measuring range |
| Port |
RS-232, directly connected to a PC or a printer
(optional USB-RS232 adapter) |
| Power supply |
Rechargeable Ion-Lithium battery, 1000 mAh
Charger: 100 to 240 V |
| Allowed temperature range |
0 ... +50 ºC |
| Allowed relative humidity |
<80 % H.r. |
| Dimensions |
140 mm x 52 mm x 48 mm (without probe) |
| Weight |
420 g |