Page 18 - Exlar - GSX series integrated servo motor and actuator

GSX Series Integrated Motor/Actuator

Options

AR =Anti-rotation Option RB = Rear Electric Brake
The unique design of the GSX Series of linear actuators This option provides an internal holding brake for GSX Series
permits the extending rod to rotate. This capability simplifies actuators. The brake is spring activated and electrically
setup by allowing the user to rotate the rod in and out of the released.
actuator for mechanical attachment or system testing.
SR = Splined Main Rod
However, this feature also requires that once setup and testing This option provides a ball spline shafting main rod with a ball
are completed, the rod be kept from rotating so proper linear spline nut that replaces the standard front seal and bushing
motion will be maintained. In most applications the actuator’s assembly. This rod restricts rotation without the need for an
load is coupled to linear bearings, or some other support external mechanism. The rod diameter will be the closest
device. In these cases the load cannot rotate, so a separate metric equivalent to our standard rod sizes. Since this option is
anti-rotation system is not needed. NOT sealed, it is not suitable for environments in which
contaminants may enter the actuator.
For applications in which the load is free to rotate, Exlar offers
anti-rotation systems. Shorter GSX units use an anti-rotation Note: This option affects overall length and
arm on one side of the actuator. Longer strokes use arms on mounting dimensions for GSX actuators.
both sides. Consult your local sales representative if
using splined main rod. Due to the reduced
diameter of the splined main rod on the
GSX50, the standard “A”, “F”, and “B” rod
ends are not available and an “X” should be
used in the model mask. Please see Actuator
Rod Ends with Splined Main Rod Options on
page 32 for dimensions.

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