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Product Overview
The Allen-Bradley MPL-A310F-HJ72AA Servo Motor is a high-performance MP-Series Low-Inertia Brushless AC Rotary Servo Motor designed to deliver accurate motion control, rapid acceleration, and reliable operation for demanding industrial automation applications. As part of the Rockwell Automation MP-Series servo motor family, this model provides excellent dynamic performance and positioning precision for multi-axis motion systems.
The MPL-A310F-HJ72AA features a 230 V AC voltage class, a 100 mm IEC metric frame size, a 5000 RPM rated speed, a 2000-line incremental encoder, a keyed output shaft, a SpeedTEC right-angle 180° rotatable DIN connector, and no holding brake. The low-inertia rotor enables quick response to motion commands while maintaining smooth speed regulation and stable torque output.
Designed for seamless integration with Allen-Bradley Kinetix servo drive systems, the motor supports closed-loop position, velocity, and torque control. It is suitable for packaging machinery, CNC equipment, robotics, semiconductor manufacturing, printing systems, material handling equipment, and automated production lines requiring precise and repeatable motion.
With a 100 mm frame size and an approximate weight of 2.7 kg, the MPL-A310F-HJ72AA combines compact dimensions with high power density, making it an ideal solution for modern industrial motion control systems.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Allen-Bradley |
| Model | MPL-A310F-HJ72AA |
| Product Series | MP-Series MPL |
| Product Type | Rotary Servo Motor |
| Motor Type | Low-Inertia Brushless AC Servo Motor |
| Rated Voltage | 230 V AC |
| Rated Speed | 5000 RPM |
| Frame Size | 100 mm |
| Continuous Output Power | Approximately 1.0 kW |
| Continuous Torque | Approximately 3.2 Nm |
| Peak Torque | Approximately 10.5 Nm |
| Feedback Device | 2000-Line Incremental Encoder |
| Shaft Type | Keyed Shaft |
| Holding Brake | None |
| Connector Type | SpeedTEC Right-Angle 180° Rotatable DIN Connector |
| Mounting | IEC Metric Flange |
| Cooling Method | Natural Air Cooling |
| Weight | Approximately 2.7 kg |
Function and Working Principle
The Allen-Bradley MPL-A310F-HJ72AA converts electrical power supplied by a compatible servo drive into precise rotary motion while continuously transmitting incremental encoder feedback to achieve closed-loop control.
Typical Motion Control Architecture
Motion Controller
↓
Allen-Bradley Kinetix Servo Drive
↓
MPL-A310F-HJ72AA Servo Motor
↓
Mechanical Transmission
↓
Industrial Equipment
During operation, the servo motor performs the following functions:
- Executes high-precision positioning
- Provides stable speed regulation
- Delivers continuous torque output
- Supplies incremental encoder feedback
- Supports rapid acceleration and deceleration
- Enables synchronized multi-axis motion
- Improves positioning repeatability
- Increases overall machine productivity
The combination of a low-inertia rotor and high-resolution encoder allows the motor to respond rapidly to control commands while maintaining accurate positioning throughout continuous industrial operation.
Role in Industrial Motion Control Systems
Within industrial automation systems, the MPL-A310F-HJ72AA serves as a precision actuator responsible for converting electronic motion commands into controlled mechanical movement.
Its primary functions include:
- Position control
- Speed regulation
- Torque control
- Incremental encoder feedback
- Closed-loop servo operation
- Multi-axis synchronization
- Continuous-duty performance
- High positioning accuracy
Its fast response characteristics and reliable encoder feedback make it suitable for high-speed automation systems requiring consistent motion accuracy.
Industrial Applications
Packaging Machinery
Typical applications include:
- Filling machines
- Cartoning systems
- Wrapping equipment
- Labeling machines
- Conveyor automation
Robotics
Suitable for:
- Pick-and-place robots
- Assembly robots
- Six-axis robotic systems
- Material handling robots
- Automated workstations
CNC Machinery
Common applications include:
- CNC machining centers
- Milling machines
- Laser cutting systems
- Precision machining equipment
- Multi-axis machine tools
Electronics Manufacturing
Widely used in:
- PCB assembly
- Semiconductor production
- Automated inspection equipment
- Precision positioning systems
- Electronic component assembly
Printing and Converting
Ideal for:
- Digital printing presses
- Web handling systems
- Label production
- Roll-to-roll processing
- Paper converting machinery
Material Handling
Suitable for:
- Automated storage systems
- Conveyor equipment
- Sorting systems
- Palletizing machinery
- Packaging logistics
Installation and System Integration
Before installation, engineers should verify:
- Servo drive compatibility
- Power supply specifications
- Encoder cable integrity
- Motor power cable connections
- Mechanical alignment
- Shaft coupling installation
- Proper grounding
- Cooling conditions
- System parameter configuration
Recommended Installation Procedure
- Disconnect system power.
- Securely mount the servo motor.
- Install the shaft coupling.
- Connect the motor power cable.
- Connect the encoder cable.
- Configure the Kinetix servo drive.
- Perform motor identification.
- Tune servo parameters.
- Verify encoder feedback.
- Test motor rotation.
- Check positioning accuracy.
- Complete commissioning.
Compatible System Components
| Component | Function |
|---|---|
| Allen-Bradley Kinetix Servo Drive | Servo motion control |
| ControlLogix / CompactLogix PLC | Machine control |
| Motion Controller | Motion command generation |
| Servo Power Cable | Motor power supply |
| Encoder Feedback Cable | Position feedback |
| Planetary Gearbox | Torque multiplication |
| Flexible Coupling | Torque transmission |
| EtherNet/IP Network | Industrial communication |
| HMI Panel | Operator interface |
| Machine Safety Controller | Functional safety |
Recommended Alternative Models
| Model | Product Type | Recommended Application |
|---|---|---|
| MPL-A310F-HJ72AA | Servo Motor with Incremental Encoder | General precision motion |
| MPL-A310F-HJ74AA | Servo Motor with Incremental Encoder & Brake | Vertical-axis applications |
| MPL-A310F-EJ72AA | Servo Motor with Single-Turn Absolute Encoder | High-precision positioning |
| MPL-A310F-VJ72AA | Servo Motor with Multi-Turn Absolute Encoder | Advanced motion control |
| Kinetix VP Series Servo Motors | Premium Servo Motor | High-performance automation |
Key Advantages
- MP-Series low-inertia brushless AC servo motor
- 230 V AC operation
- Compact 100 mm frame size
- 5000 RPM rated speed
- High dynamic response
- 2000-line incremental encoder
- SpeedTEC quick-connect interface
- Keyed shaft configuration
- Excellent positioning accuracy
- Reliable continuous-duty performance
- Compatible with Allen-Bradley Kinetix servo drive systems
- Approximate weight of 2.7 kg
Technical FAQs
What is the Allen-Bradley MPL-A310F-HJ72AA?
The MPL-A310F-HJ72AA is an MP-Series low-inertia brushless AC rotary servo motor equipped with a 2000-line incremental encoder for precision industrial motion control.
What is the rated operating voltage?
The motor operates on 230 V AC.
What is the rated operating speed?
The rated speed is 5000 RPM.
What type of encoder does the motor use?
The motor is equipped with a 2000-line incremental encoder, providing accurate position and speed feedback for closed-loop servo applications.
Does this motor include a holding brake?
No. The MPL-A310F-HJ72AA is supplied without an integrated holding brake.
What is the frame size?
The motor features a 100 mm IEC metric frame size.
What is the approximate weight?
The servo motor weighs approximately 2.7 kg.
Which industries commonly use this servo motor?
It is widely used in robotics, CNC machining, packaging machinery, semiconductor manufacturing, electronics assembly, printing equipment, material handling systems, and automated production lines.
What are the primary advantages of the low-inertia design?
The low-inertia rotor enables faster acceleration, quicker deceleration, shorter settling times, improved positioning accuracy, and enhanced machine productivity.
Which servo drives are compatible?
The MPL-A310F-HJ72AA is designed for seamless integration with compatible Allen-Bradley Kinetix servo drive systems, providing reliable closed-loop motion control for industrial automation.
Conclusion
The Allen-Bradley MPL-A310F-HJ72AA Servo Motor is a high-performance MP-Series low-inertia brushless AC servo motor engineered for demanding industrial automation applications. Featuring 230 V AC operation, a 100 mm frame size, 5000 RPM rated speed, and a 2000-line incremental encoder, it provides exceptional positioning accuracy, rapid dynamic response, and reliable long-term operation.
With its compact design, approximate weight of 2.7 kg, and compatibility with Allen-Bradley Kinetix servo drive systems, the MPL-A310F-HJ72AA is an excellent solution for machine builders and automation engineers seeking dependable, high-precision motion control across a wide range of industrial applications.