Allen-Bradley 2094-BM03-S Servo Drive Module (Kinetix 6000 Axis Module)

 

 

Product Overview

The 2094-BM03-S is a Kinetix 6000 Axis Module (servo drive amplifier) used in multi-axis motion control systems.

It is not a standalone drive. It works inside a shared DC bus Kinetix 6000 system, where multiple axis modules are powered by one common power module (IAM/BC series).

Key Specifications (from technical references)

• Brand: Allen-Bradley (Rockwell Automation)
• Series: Kinetix 6000
• Model: 2094-BM03-S
• Type: Axis servo drive module
• System Voltage: 650 VDC shared DC bus system
• AC Input Class: 400/460 VAC system (via IAM converter)
• Continuous Output Current: ~21.2 A RMS
• Peak Current: up to ~53 A
• Power Rating: approx. 13.5 kW class
• Safety Function: Safe Torque Off (STO) integrated
• Control Type: SERCOS motion control (Logix platform)

What It Does (Simple Explanation)

This module receives DC bus power (~650V) and converts it into precise 3-phase output to drive a servo motor.

System flow:

1. AC power → IAM module → DC bus
2. DC bus shared across rack
3. BM03-S takes DC power
4. Converts to controlled AC output
5. Drives servo motor with position/speed/torque control

Key Features

• High-performance servo axis control
• Multi-axis rack system compatibility
• Shared DC bus architecture (efficient design)
• Integrated Safe Torque Off (STO) safety
• High dynamic response for motion control
• Tight integration with Allen-Bradley Logix PLC systems

Advantages

• Excellent precision for motion applications
• Easy expansion (add/remove axis modules)
• High power efficiency via shared DC bus
• Strong diagnostics and PLC integration
• Suitable for synchronized multi-axis machines

Applications

• Packaging machines
• Printing equipment
• Robotics systems
• CNC and precision automation
• Conveyor synchronization systems
• Industrial production lines

Important Precautions

•  
• Must be used with:
  • 2094 IAM / power module
  • Kinetix 6000 power rail system
  • SERCOS motion controller (Logix PLC)
• High voltage hazard:
  • DC bus (~650V) remains dangerous after power-off
• Incorrect system matching may cause:
  • axis fault
  • DC bus undervoltage/overvoltage
  • communication loss
• Proper slot configuration and cooling required