BAI20-320 Split-Core Hall Effect Current Transducer

Description

Real-World Use & Application Scenarios

The Aerotech BAI20-320 servo drive is widely used in industrial automation fields demanding high precision motion control, including precision machine tools, robotics, aerospace manufacturing, and semiconductor equipment. It answers the critical need for stable and dynamic control of servo motors, ensuring rapid acceleration, smooth positioning, and consistent torque delivery. In industries where equipment operates with tight tolerances and high-speed responses, such as robotic assembly or wafer handling, the BAI20-320 excels by maintaining precise control over speed and position even under varying load conditions. Its application extends to automated testing systems and packaging machines, where consistent, reliable operation is crucial for productivity and quality assurance.

Product Introduction & Positioning

The Aerotech BAI20-320 is a high-performance single-axis servo drive designed to control servo motors by precisely managing speed, position, and torque. As part of Aerotech’s Intellidrive family, this model combines advanced digital signal processing with versatile input/output interfaces and feedback compatibility. It fits squarely within distributed control system architectures where it acts as the motor control centerpiece for complex motion tasks. Compact and efficient, the BAI20-320 is engineered for both wall-mount and DIN-rail installations, making it adaptable to various cabinet configurations commonly found in modern automation systems.

This servo drive supports a wide range of servo motor types and feedback devices, including incremental and absolute encoders, enabling high integration flexibility. It features rich communication protocols such as EtherCAT, CANopen, and Modbus, facilitating seamless connectivity to supervisory control layers or PLCs. The BAI20-320 is especially valuable to system integrators and engineers who prioritize precise, reliable motor control balanced with efficient power use and flexible configuration capabilities.

Key Technical Features & Functional Benefits

The Aerotech BAI20-320 boasts a robust power stage capable of delivering up to 20 A peak current, suitable for demanding servo motors requiring 320 V DC bus voltage. It employs high-speed digital control loops providing rapid servo response, essential for applications requiring fast acceleration and deceleration without compromising positional accuracy. The drive’s advanced algorithms minimize overshoot and oscillations, maintaining smooth and precise motor motion.

Hardware-wise, the drive supports multiple input types—including analog, digital, and encoder inputs—allowing complex signal interfacing. Its compact dimensions (approximately 320 mm length with 20 mm diameter) save valuable control panel real estate. The drive includes built-in protective features such as overload, overvoltage, and overheating protection that contribute to operational reliability and reduced maintenance intervals.

Further strengthening its appeal, this unit supports widespread industrial communication protocols, enabling integration into digital factory environments with real-time monitoring and control capabilities. Its software suite includes user-friendly tools for tuning, diagnostics, and configuration, accelerating deployment and fine-tuning.

Detailed Technical Specifications

Related Modules or Compatible Units

BAI10-320 – Lower power variant suitable for lighter load applications
BAI30-320 – Higher power version for greater torque and speed demands
BAS20 – Complementary servo amplifier with more flexible communication options
BAS40 – Advanced multi-axis servo drive for complex systems
BAI20-240 – Similar drive with reduced voltage specifications for specific motor types
BAS50 – Integrated motion controller with enhanced diagnostics

Installation Notes & Maintenance Best Practices

Installation of the BAI20-320 requires ensuring good ventilation within control cabinets to prevent heat accumulation, given its power output. Correct wiring practices are essential to avoid electrical noise, especially with shielded encoder cables and proper grounding. The choice between wall mounting and DIN rail installation depends on the control cabinet layout but should consider ease of access for maintenance.

Maintenance involves regular inspection of cooling fans (if any), connector integrity, and firmware updates via provided software tools to maintain peak performance and address any emerging issues swiftly. Utilizing built-in diagnostics alerts operators to faults early, minimizing downtime and extending system lifespan.