Rotary actuator RTHPB-250J

Rotary actuator RTHPB-250J
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Diameter 350 mm

Aperture 250 mm

Height 53 mm
Top/Bottom motor mount

The RTHPB-250J features open aperture of 150 mm and provides arc-second resolution when driven from a micro-stepping or brushless servomotor controller. The low profile design is made possible by the use of the compact precision bearing. The rotating carriage of the stage provides unlimited motorized rotation angle of the load up to 50kg and has large clear aperture to allow the passage of the optical path or cables directly through the stage. The main body of the stage is made from lightweight anodized aluminum and can attach directly to an optical table or moving linear or XY actuators and can be mounted at any orientation. RTHPB-250J stage uses belt drive with stepper or brushless servo motor to achieve high rotating speed. Lightweight design makes it easy to incorporate this rotary stage into high dynamics XY-Theta multi-axes stages.

 

- Large center aperture 250 mm

- Low profile 42 mm

- Stepper or servo motor driven

- Unlimited rotation

- High speed 150 RPM (with servo motor) 

- Home switch


TOP MOTOR MOUNT



BOTTOM MOUNT


 

Parameter

Unit

RTHPB-250J

 

 

 

Rotation range

deg

Continuous 360◦

Transalted resolution

(Note1)

Arc-sec

10
drive/encoder dependent

Max speed

(Note 2)

RPM

100 RPM (with stepper)

200 RPM (with servo)

Repeatability (unidirectional)

Arc-min

2

Axial load capacity      

Kg

40 (Note 1)

Stage weight Kg 9

Motor type

 

Stepper motor (standard) NEMA34

Servo motor/encoder (optional), NEMA34

Drive mechanism

 

Motorized belt drive

Transmission  ratio motor/stage

 

6:1

Home sensor

 

Open collector, 10 mA, 5VDC

Construction

 

anodized aluminum

Note 1

Driver or encoder resolution dependent

Note 2

Driver voltage and resolution dependent


Note 1: Ability to control load weight depends on motion profile and load moment of inertia
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