Introduction

The Allen-Bradley MPL-A210V-VJ72AA is a compact MP-Series MPL 240V AC rotary servo motor developed for industrial motion-control systems requiring high-speed operation and precise position feedback.

As part of the MPL low-inertia brushless servo motor family, the MPL-A210V-VJ72AA is designed for applications where the motor needs to respond quickly to changing speed and position commands. Its low-inertia construction is particularly useful for machines with frequent acceleration and deceleration cycles.

The motor uses a 230 V armature voltage, a 75 mm Frame 2 housing, and a 25.4 mm magnet stack. Despite its compact frame size, it provides an operating speed of up to 8000 RPM, making it suitable for high-speed positioning, indexing, packaging, and automated assembly applications.

A major feature of this model is its multi-turn high-resolution absolute encoder. Absolute feedback allows the motion-control system to obtain detailed position information from the motor. Multi-turn feedback is particularly useful when the application requires position tracking over multiple motor rotations rather than simply monitoring incremental movement.

The MPL-A210V-VJ72AA also uses a keyed shaft extension. This mechanical arrangement is commonly used with couplings, gears, pulleys, and other machine-drive components where a secure shaft connection is required.

Another important feature is the SpeedTEC DIN right-angle connector. The connector design can be rotated through 180 degrees, which provides additional flexibility when installing the motor in compact machinery. Proper connector orientation can help reduce cable bending and simplify motor-cable routing.

The VJ72AA configuration is supplied without a mechanical brake. This distinguishes it from brake-equipped versions within the same MPL motor family. When replacing an existing servo motor, engineers should therefore verify whether the original application requires a holding brake before selecting the replacement model.

For servo-system integration, the MPL-A210V-VJ72AA should be matched with a compatible Allen-Bradley servo drive and feedback system. Motor voltage, feedback type, speed, torque, cable configuration, and application duty cycle should all be checked during system design or replacement.

Technical Specifications

Parameter	Specification
Brand	Allen-Bradley
Manufacturer	Rockwell Automation
Model	MPL-A210V-VJ72AA
Product Family	MP-Series MPL
Product Type	240V AC Rotary Servo Motor
Motor Design	Low-Inertia Brushless Servo Motor
Voltage Class	230 V AC
Frame Size	75 mm
Frame Designation	Frame 2
Magnet Stack Length	25.4 mm (1.0 in.)
Stack Designation	Stack Length 10
Rated Speed	8000 RPM
Maximum Speed	8000 RPM
Continuous Torque	0.55 Nm
Peak Torque	Approximately 1.5 Nm
Continuous Rated Output	Approximately 0.37 kW
Feedback Type	Multi-turn High-resolution Absolute Encoder
Feedback Resolution	Sin/Cos, 128 cycles/rev
Feedback Protocol	Hiperface
Shaft Configuration	Keyed Shaft Extension
Connector	SpeedTEC DIN Right-Angle Connector
Connector Rotation	180° Rotatable
Brake	No Brake
Mounting	IEC Metric, Free Mounting Holes Type FF
Enclosure	IP50
Shaft Seal	No Shaft Seal
Dimensions	Not specified in the supplied data
Weight	1.40 kg (3.09 lb)
Operating Temperature	Up to 40°C
Application	Industrial Servo Motion Control

Recommended Related Models

Allen-Bradley MPL-A210V-VJ74AA — 75 mm Frame 2 MPL servo motor with multi-turn high-resolution absolute feedback and 24 V DC brake.
Allen-Bradley MPL-A210V-EJ72AA — 75 mm Frame 2 servo motor with single-turn high-resolution feedback and no brake.
Allen-Bradley MPL-A210V-EJ74AA — 75 mm Frame 2 servo motor with single-turn high-resolution feedback and 24 V DC brake.
Allen-Bradley MPL-A210V-HJ72AA — 75 mm Frame 2 servo motor with incremental feedback and no brake.
Allen-Bradley MPL-A210V-HJ74AA — 75 mm Frame 2 servo motor with incremental feedback and 24 V DC brake.

Popular Related Models

Allen-Bradley MPL-A220T-VJ72AA — 75 mm Frame 2 MPL servo motor with 50.8 mm magnet stack, 6000 RPM, multi-turn high-resolution absolute feedback, and no brake.
Allen-Bradley MPL-A220T-VJ74AA — 75 mm Frame 2 MPL servo motor with multi-turn absolute feedback and 24 V DC brake.
Allen-Bradley MPL-A230P-VJ72AA — 75 mm Frame 2 MPL servo motor with a longer 76.2 mm magnet stack, multi-turn absolute feedback, and no brake.
Allen-Bradley MPL-A230P-VJ74AA — 75 mm Frame 2 MPL servo motor with multi-turn absolute feedback and 24 V DC brake.
Allen-Bradley MPL-A1530U-VJ72AA — 63 mm Frame 15 MPL servo motor with multi-turn high-resolution absolute feedback and no brake.
Allen-Bradley MPL-A1530U-VJ74AA — 63 mm Frame 15 MPL servo motor with multi-turn high-resolution absolute feedback and 24 V DC brake.

Applications

The Allen-Bradley MPL-A210V-VJ72AA is an MP-Series MPL low-inertia brushless rotary servo motor designed for high-performance industrial motion-control applications. It features a 230 V motor class, 75 mm Frame 2 construction, 25.4 mm magnet stack, 8000 RPM operating speed, and multi-turn high-resolution absolute feedback.

The motor is well suited for applications where accurate positioning, rapid acceleration, repeatable motion, and high-speed operation are required.

Typical applications include:

Packaging and filling machinery
Automated assembly equipment
Pick-and-place systems
High-speed indexing machines
Material handling systems
Printing and converting machinery
Electronic manufacturing equipment
Machine-tool auxiliary axes
Conveyor positioning systems
Rotary indexing applications
Multi-axis coordinated motion systems
Automated production lines

The multi-turn absolute feedback configuration makes the MPL-A210V-VJ72AA particularly useful for applications where the control system requires detailed position information over multiple motor revolutions.

Advantages

8000 RPM high-speed operation: Suitable for dynamic motion applications requiring rapid axis movement.
75 mm compact frame: The Frame 2 housing provides a compact solution for machine installations where space is limited.
Low-inertia brushless design: Supports fast acceleration and deceleration during demanding motion cycles.
Multi-turn absolute feedback: Provides detailed position information across multiple revolutions.
High-resolution encoder: Supports precise closed-loop position and velocity control.
25.4 mm magnet stack: Provides a compact motor configuration for machine builders.
No mechanical brake: The VJ72AA configuration is designed without a holding brake, simplifying applications that do not require motor braking.
Keyed shaft extension: Provides a secure mechanical connection for compatible couplings and driven components.
Rotatable SpeedTEC DIN connector: The right-angle connector can be rotated for improved cable routing and machine integration.
IEC metric mounting: Makes the motor suitable for industrial machine structures using metric mounting arrangements.
Wide motion-system compatibility: Suitable for compatible Allen-Bradley motion-control and servo-drive architectures.

Technical FAQs

1. What type of motor is the Allen-Bradley MPL-A210V-VJ72AA?
The MPL-A210V-VJ72AA is an MP-Series MPL 240V AC rotary servo motor using a low-inertia brushless motor design.

2. What is the frame size of the MPL-A210V-VJ72AA?
The motor uses a 75 mm Frame 2 housing.

3. What is the magnet stack length?
The motor has a 25.4 mm (1.0 in.) magnet stack, corresponding to Stack Length 10 in the MPL product configuration.

4. What type of feedback does the MPL-A210V-VJ72AA use?
It uses a multi-turn high-resolution absolute encoder. The feedback configuration provides position information across multiple motor revolutions for closed-loop motion control.

5. What is the rated speed of this servo motor?
The MPL-A210V-VJ72AA is designed for 8000 RPM operation.

6. Does the MPL-A210V-VJ72AA include a mechanical brake?
No. The VJ72AA configuration is specified as No Brake. Applications requiring a 24 V DC brake should use an appropriate brake-equipped MPL configuration.

7. What type of shaft does the motor have?
The motor uses a keyed shaft extension, allowing compatible mechanical components to be securely coupled to the motor.

8. What connector is used by the MPL-A210V-VJ72AA?
It uses a SpeedTEC DIN right-angle connector with a 180° rotatable configuration, allowing greater flexibility when routing motor cables.

9. What is the continuous torque of the MPL-A210V-VJ72AA?
The motor has approximately 0.55 Nm continuous torque, with peak torque of approximately 1.5 Nm under the specified operating conditions.

10. What is the weight of the MPL-A210V-VJ72AA?
The supplied product data specifies a weight of 1.40 kg (3.09 lb).

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