Dynamixel XM540-W270-R 12V Servomotor with RS485: Power and Precision for Your Robotic Projects

Discover the XM540-W270-R servo motor, a state-of-the-art product from the renowned Dynamixel X series. With its reduction ratio of 272.5:1 and starting torque of 106 kg.cm (10.6 N.m), this 12V servo motor is designed to provide high performance in your automation projects. It supports a supply voltage of 11.1 to 14.8 V and offers connection via the RS485 multi-drop bus for robust and versatile communication.

A Versatile Servomotor for Robotics, Education and Research

The XM540-W270-R servo motor is an excellent choice for hobbyists, researchers and teachers. Here are some of its key advantages:

• Precise feedback on speed, position, supply voltage and temperature.
• Numerous control modes, including current-based torque control, speed control, and PWM.
• Significantly improved energy efficiency compared with previous models.
• Contactless magnetic encoder for flawless 360-degree control.
• Compact aluminum housing for better heat dissipation.
• Easy wiring, with opening at the back to reduce cable wear and tear.

Technical Specifications of Servomotor XM540-W270-R

• Weight: 165 g
• Dimensions: 33.5 x 58.5 x 44 mm
• Reduction ratio: 272.5:1
• Starting torque: 10 N.m @ 11.1 V; 10.6 N.m @ 12 V; 12.9 N.m @ 14.8 V
• Starting current: 4.2 A @ 11.1 V; 4.4 A @ 12 V; 5.5 A @ 14.8 V
• No-load speed: 28 rpm @ 11.1 V; 30 rpm @ 12 V; 37 rpm @ 14.8 V
• Processor: ST Cortex-M3 (STM32F103C8 @ 72 MHz, 32 bits)
• Position sensor: Absolute non-contact encoder (12 bits, 360°) from AMS
• Engine Type: Coreless
• Minimum rotation: 0.088 x 4.096 steps approx.
• Operating range: 0 to 360°, continuously variable servomotor
• Input voltage: 10 to 14.8 V (12 V recommended)
• Operating temperature: -5 to +80°C
• Communication protocol: Serial async RS485 (8 bits, 1 stop, no parity)
• ID: 253 (0 to 252)
• Transmission speed: 9600 bps to 4.5 Mbps
• Feedback available: position, speed, current, temperature, input voltage, and more.
• Materials: Metal body and engineered plastic, metal gears
• Standby current: 40 mA

Package Contents

Package includes:

• 1 Servomotor XM540-W270-R Dynamixel
• 1 Spreader Bar HN13-N101
• 1 Teflon washer for mounting the spreader bar
• 1 X4P 180 mm robotic cable
• 1 X4P 180 mm robotic cable (convertible)
• 1 3P 160 mm synchronization cable
• 16 WB bolts M2.5*5
• 10 WB bolts M2.5*4
• 8 M3*8 WB Bolts
• Spacer rings