Thông số kỹ thuật servo motor Allen bradley: This low inertia premium permanent-magnet servo motor constructed by Rockwell Automation is a 165 mm frame servo motor. It has a shaft key, with no shaft seal installed on the servo for applications requiring a shaft key. This premium servo comes with a brake included and includes a high-resolution multi-turn (128 sin/cos) encoder. Also, this premium permanent-magnet servo motor is a 7000 rpm low inertia servo motor.