The **M2AS1-A121-R2/CE** is a high-performance **Industrial AC Servo Motor** manufactured by **Delta Electronics**, belonging to the **ASDA-M series**. This specific model is designed for high-precision motion control applications requiring compact integration and high torque density. --- ### 1. Key Technical Specifications The following table outlines the core electronic and physical characteristics of the motor: | Feature | Specification | |:---|:---| | **Motor Series** | ASDA-M (High Performance) | | **Rated Output Power** | 400 W (0.4 kW) | | **Rated Voltage** | AC 220V | | **Rated Torque** | 1.27 N-m | | **Max Torque** | 3.82 N-m | | **Rated Speed** | 3000 r/min | | **Max Speed** | 5000 r/min | | **Encoder Type** | 20-bit Incremental (1,280,000 pulses/rev) | | **Frame Size** | 60 mm | --- ### 2. Detailed Component Analysis #### A. The Encoder (High-Resolution Feedback) One of the most critical electronic parts of this motor is the **20-bit optical encoder**. * **Precision:** It provides over 1.2 million pulses per revolution. * **Stability:** High resolution significantly reduces vibration during low-speed operation and improves positioning accuracy for CNC or robotic tasks. #### B. Electromagnetic Design (Stator & Rotor) * **Permanent Magnet Rotor:** Uses high-coercivity rare-earth magnets to ensure high torque-to-inertia ratios, allowing for rapid acceleration and deceleration. * **Stator Winding:** The "A121" designation often refers to specific winding patterns optimized for 220V operation, ensuring thermal efficiency and minimizing electromagnetic interference (EMI). #### C. Connectivity and Protection * **Connectors:** Standardized military-style or plastic circular connectors (depending on exact revision) for power and encoder signals to ensure IP65-rated environmental protection. * **Shaft Seal:** The "R" in the suffix usually denotes the inclusion of an oil seal, protecting the internal electronics from fluid ingress in industrial environments. --- ### 3. Application Context The M2AS1 series is frequently used in multi-axis systems where a single drive (like the ASDA-M 3-in-1 drive) controls multiple motors. Common use cases include: * **Electronic Assembly:** Pick-and-place machines. * **Packaging:** High-speed labeling and filling. * **Textile Machinery:** Precision tension control. ---