| Specifications |
Ordering Information |
| BGD 930 |
BGD 931 |
| Standard |
ISO4287,DIN4768,JIS B,ANSI 146.1 |
| Measuring range |
Ra |
0.005～16μm/1.000～629.9μinch |
0.050～10μm/1.000～400.0μinch |
| Rq |
0.005～16μm/1.000～629.9μinch |
---- |
| Rz |
0.020～160μm/0.780～6299μinch |
0.020～100μm/0.780～629.9μinch |
| Rt |
0.020～160μm/0.780～6299μinch |
---- |
| Accuracy |
≤±10% |
| Resolution |
0.001μm（reading＜10μm） |
| 0.01μm（10μm≤reading＜100μm） |
| 0.1μm（reading ≥100μm） |
| Fluctuation of display value |
≤6% |
| Profile digital filter |
Filtered profile |
RC,PC-RC,GAUSS |
----- |
| Non- filtered profile |
D-P |
----- |
| Sensor |
Radius |
5μm |
10μm |
| Material |
Diamond |
Diamond |
| Measuring force |
4mN（0.4gf） |
16mN（1.6gf） |
| Probe angle |
90° |
90° |
Vertical radius
of guiding head |
48mm |
48mm |
| Maximum driving stroke |
17.5mm/0.75inch |
| Cutoff length |
0.25mm,0.8mm,2.5mm |
| Driving speed |
Measuring |
Sampling length = 0.25mm When Vt=0.135mm/s |
| Sampling length = 0.8mm When Vt=0.5mm/s |
| Sampling length = 2.5mm When Vt=1mm/s |
| Returning |
Vt=1mm/s |
| Evaluation length |
1～5L selectable |
| Metric/Imperial |
Conversion |
| Auto off |
√ |
| Memory |
7 Groups |
----- |
| Pc interface |
RS-232C |
----- |
| Built in Li-ion battery |
Rechargeable |
| Operating condition |
TEMP |
0～50℃ |
| Humidity |
﹤85%RH |
| Dimension |
140×52×48mm（5.5×2.2×1.9inch） |
| Net weight |
420g |
