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SR-2812

SR-2812 High Precision Rotary Positioner

SR-2812

resolution: < 1 μ°
normal load: 3 N (300 g)
vacuum: 10-11 mbar
rotation: ∞
non magnetic: available
size: 37.5 x 30 x 12 mm3

High Precision Rotary Positioners

The SR-2812 is the smallest closed-loop rotary positioner with an aperture of 9 mm. An integrated ceramic precision bearing is the reason for the ultra high accuracy as well as the extremely low radial run-out.

Mechanical Properties
blocking torque MB

3 N cm

max. normal force FN

3 N

positioner dimension

37.5 x 30 x 12 mm3

stage diameter

Ø 28 mm

aperture

Ø 9 mm

weight

35 g

Positioning
travel

step width

0.3 – 3.0 m°

scan range

> 4 m°

scan resolution

< 1 μ°

angular velocity

≈ 25 °/s

max. frequency

18.5 kHz

Closed-Loop with -S
sensor resolution

25 μ°

Materials and Vacuum Options
steel base (-ST), titanium base (-TI)
non magnetic materials (-NM)
-HV (10-6 mbar), -UHV / -UHVT (10-11 mbar)
Step FileTechnical Drawing