SPECIFICATION |
SLEEVE BUSHING |
BALL BEARING |
Max. Shaft Speed (1)(mechanical) |
100 RPM |
15000 RPM |
Max. Acceleration |
10000 rad/sec² |
250000 rad/sec² |
Max. Shaft Torque |
0.5 in-oz (D-option) 0.3 in-oz (N-option) |
0.05 in-oz (B-option) |
Max. Shaft Loading |
2 lb. dynamic 20 lb. static |
1 lb. |
Bearing Life (2) |
> 1000000 revolutions |
L10 = (28.3/Fr)³ Where L10 = bearing life in millions of revs, and Fr = radial shaft loading in pounds |
Weight |
0.42 oz. |
0.31 oz. |
Max. Shaft Runout |
0.0015 in. T.I.R. |
0.0015 in. T.I.R. |
(1) The chip that decodes position uses sampled data. There will be fewer readings per revolution as the speed increases. The formula for number of readings per revolution is given by:
n = 400000 / rpm
(2) only valid with negligible axial shaft loading