αSTEP

The AlphaStep DGII Series uses a highly rigid hollow rotary table with a efficient and energy saving AR series closed loop motor and driver package allowing for highly accurate positioning of larger inertia loads.
Unit of Measure
Items
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7.87 in. (200 mm) DGII Series Hollow Rotary Actuator (Single Shaft) (AC Input)
Web Price $2,675.00

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7.87 in. (200 mm) DGII Series Hollow Rotary Actuator (Double Shaft) (AC Input)
Web Price $2,681.00

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7.87 in. (200 mm) DGII Series Hollow Rotary Actuator (Brake Type) (Single Shaft) (AC Input)
Web Price $2,968.00
Frame Size - 7.87 in200 mm
Power Supply - AC Input
Shaft - Single - Double - Single
Electromagnetic Brake - Not Equipped - Not Equipped - Equipped
Output Table Supporting Bearing - Cross-Roller Bearing
Permissible Torque - 440 lb-in50 N·m
Inertia - 916400x10-7 kg·m²5000 oz-in² - 916400x10-7 kg·m²5000 oz-in² - 955280x10-7 kg·m²5200 oz-in²
Permissible Speed Range (r/min) - 110
Gear Ratio (X:1) - 18 :1
Max. Holding Torque - 310 lb-in36 N·m - 310 lb-in36 N·m - 177 lb-in20 N·m
Angular Transmission Accuracy - 2 sec (0.033º)
Permissible Thrust Load - 4000 N900 lb
Permissible Moment Load - 100 N·m880 lb-in
Runout of Output Table Surface - 0.02 mm0 in.
Runout of Output Table Inner (Outer) Diameter - 0.030 mm0 in.
Parallelism of Output Table - 0.050 mm0 in.
Degree of Protection
- [Actuator] IP40 (IP20 for motor connector) [Driver] IP20 - [Actuator] IP20 [Driver] IP20 - [Actuator] IP40 (IP20 for motor connector) [Driver] IP20

 

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