AEROTECH BAI20-320 Brushless servo drive

Aerotech BAI20-320: High-Performance Brushless Servo Drive for Precision Motion Control

Overview
The Aerotech BAI20-320 is a cutting-edge brushless servo drive designed to deliver exceptional precision, speed, and reliability in demanding motion control applications. Part of Aerotech’s BAI Series, this drive integrates advanced control algorithms and robust power electronics to support high-torque brushless motors, making it ideal for industries requiring nanometer-level accuracy, such as semiconductor manufacturing, photonics, robotics, and biomedical systems.

Key Features

1. High Power Density:
   • 320 VDC bus voltage and 20 A continuous current output (40 A peak) enable high torque and rapid acceleration for dynamic motion profiles.
   • Compact, rugged design optimized for integration into space-constrained industrial setups.
2. Ultra-Precise Control:
   • Advanced field-oriented control (FOC) algorithms for smooth, low-ripple motor operation.
   • Sub-micron positioning accuracy with 24-bit analog-to-digital converters (ADCs) and high-resolution feedback compatibility (e.g., linear encoders, resolvers).
3. Flexible Connectivity:
   • Supports industry-standard communication protocols including EtherCAT, CANopen, and Pulse/Direction for seamless integration with PLCs, motion controllers, and PC-based systems.
   • Programmable via Aerotech’s AeroBasic or TML scripting languages for custom motion sequences.
4. Advanced Protection & Diagnostics:
   • Built-in safeguards against overvoltage, undervoltage, overcurrent, and thermal overload.
   • Real-time monitoring of motor temperature, drive status, and fault logging via software tools like Aerotech’s AeroTune Pro.
5. Application-Specific Tuning:
   • Automatic resonance damping and adaptive filter tuning to suppress mechanical vibrations in high-speed systems.
   • Compatible with direct-drive linear motors, rotary stages, and voice-coil actuators.

Technical Specifications

• Power Input: 320 VDC nominal (operational range: 200–375 VDC).
• Output Current: 20 A continuous, 40 A peak (per axis).
• Control Modes: Torque, velocity, position (CSP, CSV, CST), cyclic synchronous modes.
• Feedback Interfaces: Analog ±10 V, digital EnDat 2.2, BiSS-C, HIPERFACE DSL.
• Communication: EtherCAT, CANopen, RS-232, isolated digital I/O.
• Efficiency: >95% power conversion with active PFC (Power Factor Correction).
• Operating Temperature: 0°C to 55°C (32°F to 131°F) with forced air cooling.
• Certifications: CE, UL, RoHS compliant; meets ISO 13849 safety standards.

Applications

• Semiconductor & Electronics: Wafer handling, wire bonding, and lithography stages.
• Photonics & Laser Processing: Precision alignment in optical systems and laser beam steering.
• Medical Devices: Robotic surgery systems, imaging equipment, and lab automation.
• Industrial Automation: High-speed pick-and-place robots, CNC machines, and 3D printing.
• Research & Metrology: Scanning probe microscopy, nano-positioning stages.

Benefits

• High Dynamic Performance: Enables rapid settling times and minimal overshoot for time-critical processes.
• Scalability: Multi-axis synchronization capabilities for complex multi-axis systems.
• User-Friendly Configuration: Intuitive setup via Aerotech’s Ensemble Motion Suite software.
• Reliability: Designed for 24/7 operation in harsh industrial environments.

Conclusion

The Aerotech BAI20-320 is a cornerstone of precision motion control, offering unmatched performance and flexibility for applications that demand ultra-high accuracy and repeatability. Its advanced features, robust design, and seamless integration with Aerotech’s ecosystem of controllers and motors make it a preferred choice for engineers tackling the most challenging automation tasks.