The ASD-A2-1021-M is a model of Delta servo drive. Delta servo drives are designed to control and drive servo motors in various industrial automation applications. The ASD-A2-1021-M model specifically offers the following features and specifications:

- Model: ASD-A2-1021-M

- Power Rating: 1.0 kW

- Input Voltage: Single-phase or three-phase, depending on the specific variant

- Control Mode: Position control, speed control, torque control

- Communication: Modbus, CANopen, EtherCAT, Delta's proprietary communication protocol

- Protection Features: Overcurrent protection, overvoltage protection, overload protection, short circuit protection

- Other Features: Various control and feedback modes, built-in position/velocity profile, multiple encoder interfaces, and digital I/O extensions.

The ASD-A2-1021-M Delta servo drive offers precise and reliable control for servo motor applications, providing efficient motion control solutions for a wide range of industrial automation systems. For specific operational details and programming instructions, it's recommended to consult the product documentation or reach out to Delta directly for the most accurate and-to-date information.