Thông số kỹ thuật servo motor Allen bradley: The Allen-Bradley/Rockwell MPL-B4540F-SK24AA MPL series compact servo motor includes a single-turn high-resolution encoder that provides device position feedback and ensures precise operation. This servo motor comes with a holding brake rated at 24 Volts DC voltage that requires a separate power source. It uses memory cards that retain motor information for a faster start-up process.