Laser
Edge Direct-Drive Rotary Stages
•
Three
frame sizes with large diameter apertures and
several
motor stack heights provide flexibility to meet
various
size and torque constraints
•
3600
line (ADRT150) and 5400 line (ADRT2xx) encoders
with
sine or quadrature output options provide 0.12 arc-
-6
sec
(33 x 10 degrees) resolution when coupled to
Aerotech
encoder multipliers
•
Flexible
packaging permits quick and easy horizontal or
vertical
mounting
•
Integrated
ŇT” slots
•
Optional
brake, rotary union, and slip-ring assemblies
•
600
rpm peak speed (ADRT150)
Aerotech’s
ADRT series direct-drive rotary stages provide
Brushless
Direct Drive
superior
angular positioning and velocity control.
To
maximize positioning performance, the ADRT series
Applications
range from indexing to high-speed laser
utilizes
Aerotech’s S-series brushless, slotless motor. This
machining
to precision wafer inspection. Dual large diameter
motor
has all the advantages of a brushless direct-drive
bearings
are used to maximize performance with respect to
motor
– no brushes to wear, no gear trains to maintain, and
wobble,
moment stiffness, and repeatability. The large
high
acceleration and high speeds. Since it is a slotless,
diameter
bearings permit large payloads without
ironless
design, there is zero cogging, meaning that there is
compromising
performance.
absolutely
no torque ripple.
With
its low inherent inertia and optimized motor design, the
ADRT
is capable of speeds and accelerations that are
significantly
higher than other competing products. The low
inertia
and zero backlash make the ADRT the ideal solution
for
applications requiring frequent directional changes.