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Allen-Bradley MPL-B210E-V-X249 Servo Motor

1. Product Overview

The MPL-B210E-V-X249 is a dedicated spare motor used with MPAS integrated ballscrew linear-stage systems. It belongs to the MPL family of low-inertia brushless servo motors and is specifically configured for the 400 V-class, 5 mm/rev ballscrew version of the MPAS linear stage.

Unlike a standard rotary servo motor that is normally selected as a general-purpose motor by torque, speed, encoder, shaft configuration, and mounting dimensions, the MPL-B210E-V-X249 is a linear-stage-specific replacement motor. Its selection is therefore closely tied to the mechanical and electrical configuration of the corresponding MPAS stage.

The technical documentation identifies the MPL-B210E-V-X249 as the spare motor associated with the MPAS-Bxxxx1-V05S4A linear-stage configuration. This configuration uses a 400 V-class motor, a 5 mm/rev ballscrew, and a brake.

The model is listed as an MPAS Linear Stage Spare Motor, rather than simply as a general-purpose MPL rotary servo motor. This distinction is important when selecting a replacement because the motor must match the original linear-stage configuration.

2. Brand

Brand: Allen-Bradley

Product Family: MP-Series / MPL

Motor Technology: Low-inertia brushless AC servo motor

Product Type: MPAS linear-stage spare motor

Primary Configuration: 400 V-class, brake-equipped configuration

Linear-Stage Screw Configuration: 5 mm/rev ballscrew

Feedback: High-resolution servo feedback configuration associated with the MPL family

Application Type: Integrated linear-stage motion systems

3. Product Series

The MPL-B210E-V-X249 belongs to the MPL low-inertia brushless servo motor family.

The MPL family is designed for servo applications where fast acceleration, controlled positioning, repeatability, and dynamic response are important. The family contains a wide range of motor sizes and configurations, including standard rotary servo motors as well as specialized motors used with integrated motion products.

The MPL-B210E-V-X249 is a specialized member of this family because it is supplied as a replacement motor for an MPAS ballscrew linear stage.

The current product family information identifies the MPL-B210E-V-X249 as an active MPAS linear-stage spare motor.

4. Detailed Technical Parameters

Parameter	MPL-B210E-V-X249
Model	MPL-B210E-V-X249
Brand	Allen-Bradley
Product family	MPL Low-Inertia Brushless Servo Motors
Product type	MPAS Linear Stage Spare Motor
Application	Integrated ballscrew linear stage
Associated stage configuration	MPAS-Bxxxx1-V05S4A
Motor voltage class	400 V class
Historical nominal voltage description	Approximately 460 V class
Ballscrew pitch	5 mm/rev
Brake	Yes
Motor type	Brushless permanent-magnet AC servo motor
Servo operation	Closed-loop
Feedback	High-resolution servo feedback configuration
Motor inertia	Low-inertia design
Mechanical role	Rotary motor driving linear ballscrew
Linear motion	Rotary-to-linear conversion through ballscrew
Frame class	Approximately 75 mm class; exact stage-specific envelope should be checked before replacement
Dimensions	Stage/configuration dependent; exact overall motor envelope should be verified against the original assembly
Approximate item weight	Approx. 4.54 kg listed item weight; this should not be treated as a verified bare-motor engineering mass
Mounting	MPAS linear-stage specific
Shaft arrangement	Designed for the associated MPAS ballscrew drive arrangement
Brake function	Holding brake for appropriate vertical or holding applications
Operating environment	Industrial motion-control environment
Typical application	Precision linear positioning
Replacement category	MPAS linear-stage replacement motor

The 400 V-class and 5 mm/rev characteristics are directly associated with the MPAS-Bxxxx1-V05S4A configuration, for which MPL-B210E-V-X249 is the corresponding spare motor.

The dimensions require special attention. The X249 is not simply a generic B210 rotary motor with a universally applicable catalog envelope. It is a stage-specific spare motor, so the complete MPAS stage configuration, mounting arrangement, coupling arrangement, and mechanical envelope should be checked before ordering or installing a replacement.

For this reason, an overall length dimension should not be assumed from another MPL-B210 model. The approximately 75 mm frame classification can be useful as a general reference, but it should not replace an installation drawing when performing a mechanical replacement.

5. Model Number Explanation

The model number MPL-B210E-V-X249 identifies a specialized motor configuration within the MPL family.

The MPL prefix identifies the low-inertia servo motor family.

The B portion identifies the 400 V-class family configuration.

The 210E portion identifies the motor family and electrical/mechanical configuration associated with the particular linear-stage application.

The V portion identifies the specialized configuration used for the integrated linear-stage application.

The X249 suffix is particularly important because it identifies the dedicated replacement-motor configuration.

Therefore, the complete catalog number should be treated as a complete part number rather than assuming that every MPL-B210 motor is mechanically and electrically interchangeable.

6. Product Introduction

The MPL-B210E-V-X249 is designed to provide controlled rotary motion to the ballscrew mechanism inside an MPAS integrated linear stage.

In a linear-stage application, the servo motor itself does not directly move a machine axis in a straight line. Instead, the motor produces controlled rotary torque, which is transferred into the ballscrew mechanism. The ballscrew then converts rotary motion into precise linear displacement.

This arrangement provides a compact way to build a high-performance servo axis.

The motor is particularly useful when a machine requires controlled acceleration, deceleration, positioning, velocity regulation, and repeatable movement over a defined linear travel.

Because the X249 is a spare motor for a specific MPAS configuration, it is especially relevant for maintenance departments that need to replace an original stage motor without redesigning the complete motion system.

7. Relationship Between the X249 Motor and MPAS Linear Stage

The most important characteristic of the MPL-B210E-V-X249 is its relationship with the MPAS linear-stage platform.

The corresponding stage configuration is:

MPAS-Bxxxx1-V05S4A

This configuration is specified as a 400 V-class motor with brake for a 5 mm/rev ballscrew linear stage. The corresponding spare motor is MPL-B210E-V-X249.

This means the X249 should normally be selected when the existing machine has the corresponding MPAS configuration.

The 5 mm/rev ballscrew specification is particularly significant because ballscrew pitch determines how much linear travel is produced for a given amount of motor rotation.

A 5 mm/rev screw produces 5 mm of theoretical linear travel for one complete screw revolution.

This relatively fine screw pitch is useful when positioning accuracy and controlled low-speed linear movement are more important than obtaining very high linear travel per revolution.

8. Brake Configuration

One of the main differences between MPL-B210E-V-X249 and the closely related MPL-B210E-V-X248 is the brake configuration.

The X249 is associated with the brake-equipped MPAS-Bxxxx1-V05S4A configuration, while X248 corresponds to the non-brake MPAS-Bxxxx1-V05S2A configuration.

The brake is particularly useful when an axis needs additional holding capability while the servo system is not actively producing torque.

This can be important on vertical or inclined axes where gravity may cause the mechanical load to move when servo power is removed.

The brake should not, however, be regarded as a substitute for a properly designed safety system or mechanical load-holding system. The actual machine design determines how the brake should be controlled and what safety functions are required.

9. Low-Inertia Servo Motor Design

The MPL family is based on low-inertia brushless servo motor technology.

Low rotor inertia is valuable in servo systems because the drive can accelerate and decelerate the motor more rapidly.

This is especially useful in applications involving frequent indexing, short-distance positioning, rapid starts and stops, and repetitive motion profiles.

For a linear stage, low motor inertia can also help the motion controller maintain a responsive relationship between commanded position and actual axis movement.

The practical result can be a motion system that responds quickly to changes in velocity and position commands.

10. Precision Linear Motion

The MPL-B210E-V-X249 is used in a ballscrew-driven linear motion system.

Ballscrews are widely used in precision motion equipment because they provide efficient transmission of rotary motor torque into linear movement.

With a 5 mm/rev screw arrangement, the system provides a relatively fine mechanical conversion ratio.

This makes the configuration suitable for applications requiring controlled linear positioning rather than simply moving a load as quickly as possible.

The actual positioning accuracy of a complete MPAS axis depends on many factors, including screw accuracy, encoder feedback, servo tuning, mechanical rigidity, load characteristics, backlash, thermal conditions, and the motion controller.

11. Main Product Advantages

11.1 Low-Inertia Dynamic Response

The low-inertia motor construction is one of the major advantages of the MPL family.

It allows the motor to respond rapidly to servo commands, making the motor suitable for machines where acceleration and deceleration occur frequently.

This characteristic is useful for pick-and-place machines, indexing equipment, automated assembly systems, packaging machinery, and other repetitive motion applications.

11.2 Integrated Linear Motion Compatibility

The X249 is designed specifically around an MPAS linear-stage application.

This provides a major maintenance advantage because the motor is intended as a replacement component for the corresponding stage configuration.

Instead of selecting a generic motor and attempting to adapt it mechanically, the maintenance engineer can use the dedicated replacement-motor catalog number.

11.3 Brake Capability

The brake-equipped configuration provides additional holding capability when the motor is not energized.

This is particularly valuable for vertical-axis machinery and equipment where the load must remain in position when servo torque is removed.

The brake also provides a useful mechanical holding function during certain machine states, although the exact safety implementation must be determined by the machine designer.

11.4 5 mm/rev Ballscrew Compatibility

The 5 mm/rev ballscrew arrangement provides a relatively fine mechanical movement ratio.

This makes the configuration suitable for controlled linear positioning, especially where repeatable movement and controlled travel are important.

11.5 Closed-Loop Servo Operation

Servo operation allows the control system to continuously manage the relationship between commanded motion and motor feedback.

This provides substantially better control than a simple open-loop motor arrangement when accurate positioning and dynamic response are required.

11.6 Compact Industrial Motion Architecture

The combination of servo motor and integrated ballscrew stage provides a compact solution for linear movement.

This can reduce the amount of separate mechanical components required for an axis and can simplify machine construction.

12. Typical Applications

The MPL-B210E-V-X249 can be used in many types of industrial equipment where an MPAS linear-stage system is installed.

Application	Typical Motion Requirement	Suitability
Automated assembly	Precise linear positioning	High
Pick-and-place equipment	Rapid indexing and positioning	High
Packaging machinery	Repetitive linear movement	High
Material handling	Controlled axis movement	High
Inspection equipment	Repeatable positioning	High
Machine tooling	Controlled linear travel	High
Semiconductor-related equipment	Precision positioning	Applicable
Electronic assembly	Short-stroke positioning	Applicable
Test equipment	Repeatable linear movement	Applicable
Laboratory automation	Controlled positioning	Applicable
Labeling machinery	Accurate positioning	Applicable
Dispensing machinery	Controlled linear travel	Applicable
Transfer mechanisms	Repetitive linear movement	High
Automated production lines	Servo-controlled axis motion	High

13. Applications in Automated Assembly

Automated assembly equipment frequently requires several independent servo axes.

One axis may move a component into position, another may transfer the component, and another may perform insertion or inspection.

The X249 configuration is well suited to this type of architecture when the corresponding MPAS stage is already installed.

The low-inertia servo design allows rapid changes in movement commands, while the ballscrew provides controlled linear displacement.

14. Applications in Pick-and-Place Machinery

Pick-and-place systems often operate through repeated acceleration, travel, deceleration, and positioning cycles.

A low-inertia servo motor is useful in this type of application because rapid response is often more important than simply achieving a high maximum speed.

The 5 mm/rev ballscrew configuration can also provide fine control over linear travel.

15. Applications in Inspection Systems

Automated inspection equipment often requires a component to move repeatedly to the same inspection location.

The servo-controlled linear stage can provide repeatable positioning and controlled velocity.

This is useful for optical inspection, dimensional inspection, sensor positioning, camera movement, and automated test fixtures.

16. Applications in Packaging Machinery

Packaging machines commonly use servo axes for feeding, indexing, positioning, cutting, sealing, and product transfer.

The MPL-B210E-V-X249 can be appropriate where the corresponding MPAS linear stage is used for one of these controlled linear movements.

The brake configuration can also be useful for selected machine axes where mechanical holding is required.

17. Applications in Vertical Motion

A brake-equipped servo motor is especially relevant to vertical motion.

For example, a vertical axis may carry a gripper, tooling head, inspection mechanism, or production fixture.

When servo power is removed, gravity can act on the load.

The integrated brake provides an additional holding function, although proper machine safety engineering remains necessary.

18. Mechanical and Installation Characteristics

The MPL-B210E-V-X249 should be regarded as part of a complete motion assembly rather than as an isolated generic motor.

Before installation, the following points should be checked:

• Existing MPAS stage catalog number.
• Motor configuration.
• Voltage class.
• Ballscrew pitch.
• Brake requirement.
• Mechanical mounting arrangement.
• Motor-to-screw coupling arrangement.
• Feedback compatibility.
• Servo drive compatibility.
• Cable and connector arrangement.
• Axis orientation.
• Load inertia.
• Required holding torque.
• Machine safety requirements.

19. Dimensions

The dimensions of the X249 require special consideration.

Because this is an MPAS linear-stage spare motor, the complete mechanical envelope is associated with the integrated stage design.

It is therefore not recommended to use the dimensions of an ordinary MPL-B210 rotary motor as a direct replacement dimension for the X249.

For purchasing and maintenance purposes, the following dimensional information can be used as a practical reference:

Dimension Parameter	MPL-B210E-V-X249
Model	MPL-B210E-V-X249
General frame class	Approximately 75 mm class
Overall motor length	Configuration-specific; verify against original assembly
Mounting dimensions	MPAS-stage specific
Shaft/coupling dimensions	MPAS-stage specific
Connector position	Configuration dependent
Brake assembly envelope	Included in brake-equipped configuration
Complete stage envelope	Depends on MPAS stage stroke and configuration
Installation clearance	Must be checked from complete stage assembly
Dimension reference for replacement	Original stage and motor assembly drawing

The frame classification should be treated only as a general reference. The complete replacement should be dimensionally checked against the existing MPAS assembly before installation.

20. Weight

Weight is another area where care is required.

A listed item weight of approximately 4.54 kg is available for the X249, but this should be treated as a listed product/item weight rather than an independently verified bare-motor engineering mass.

Weight Parameter	Value
Model	MPL-B210E-V-X249
Listed item weight	Approx. 4.54 kg
Engineering bare-motor weight	Not independently verified
Packaging weight	May be included depending on supplier listing
Installation consideration	Use actual replacement assembly weight when calculating axis loading

For a vertical axis, the actual installed mass and reflected inertia should be considered rather than relying only on the catalog item weight.

21. Electrical and Servo-System Characteristics

The MPL-B210E-V-X249 is intended for a 400 V-class servo architecture.

The corresponding MPAS configuration is identified as a 400 V-class motor with a brake and 5 mm/rev ballscrew.

The servo drive must be matched to the motor’s electrical characteristics and feedback configuration.

Using a physically similar servo motor with a different electrical class, feedback arrangement, or brake configuration may result in an incompatible motion system.

Therefore, the complete catalog number should always be checked rather than selecting a motor only because the frame size appears similar.

22. Servo Feedback

Servo feedback is an important part of the MPL motion architecture.

The feedback system allows the controller and servo drive to determine the motor’s actual operating position and movement.

This information is used for closed-loop position control, velocity control, acceleration control, and servo correction.

For precision linear motion, the feedback system becomes particularly important because motor rotation ultimately determines linear ballscrew movement.

23. Five Closely Related Models

The following five models are closely related to the X249 because they belong to the same MPAS linear-stage motor replacement group or provide closely corresponding voltage, brake, and ballscrew configurations. The published technical documentation identifies these relationships directly.

Model	Associated Configuration	Voltage Class	Ballscrew	Brake	Motor Type	Dimensions	Weight
MPL-B210E-V-X248	MPAS-Bxxxx1-V05S2A	400 V	5 mm/rev	No	Low-inertia servo	Approx. 75 mm class; stage-specific	Approx. 4.54 kg listed item class; verify
MPL-A210E-V-X246	MPAS-Axxxx1-V05S2A	200 V	5 mm/rev	No	Low-inertia servo	Stage-specific	Verify by configuration
MPL-A210E-V-X247	MPAS-Axxxx1-V05S4A	200 V	5 mm/rev	Yes	Low-inertia servo	Stage-specific	Verify by configuration
MPL-B220H-V-X252	MPAS-Bxxxx2-V20S2A	400 V	20 mm/rev	No	Low-inertia servo	Stage-specific	Verify by configuration
MPL-B220H-V-X253	MPAS-Bxxxx2-V20S4A	400 V	20 mm/rev	Yes	Low-inertia servo	Stage-specific	Verify by configuration

The most direct comparison is between MPL-B210E-V-X249 and MPL-B210E-V-X248.

The two models use the same general 400 V-class, 5 mm/rev MPAS motor arrangement, but X249 is the brake-equipped version while X248 is the non-brake version.

24. MPL-B210E-V-X249 vs MPL-B210E-V-X248

Parameter	MPL-B210E-V-X249	MPL-B210E-V-X248
Product role	MPAS spare motor	MPAS spare motor
Voltage class	400 V	400 V
Ballscrew	5 mm/rev	5 mm/rev
Brake	Yes	No
Associated stage	MPAS-Bxxxx1-V05S4A	MPAS-Bxxxx1-V05S2A
Application	Linear stage	Linear stage
Basic motor family	MPL	MPL
Frame class	Approx. 75 mm class	Approx. 75 mm class
Dimensions	Stage-specific	Stage-specific
Weight	Approx. 4.54 kg listed item reference; verify	Verify actual item
Primary difference	Brake-equipped	Non-brake

This is the most important same-family distinction when selecting a replacement.

25. MPL-B210E-V-X249 vs MPL-A210E-V-X247

The MPL-A210E-V-X247 is the corresponding 200 V-class, brake-equipped configuration for a 5 mm/rev ballscrew linear stage.

Parameter	MPL-B210E-V-X249	MPL-A210E-V-X247
Voltage class	400 V	200 V
Ballscrew	5 mm/rev	5 mm/rev
Brake	Yes	Yes
Linear stage type	MPAS	MPAS
General motor family	MPL	MPL
Application	Precision linear motion	Precision linear motion
Dimensions	Stage-specific	Stage-specific
Weight	Approx. 4.54 kg listed item reference; verify	Verify actual item
Replacement use	400 V-class systems	200 V-class systems

These two models should not be treated as direct electrical substitutes simply because their mechanical application is similar.

26. MPL-B210E-V-X249 vs MPL-B220H-V-X253

The MPL-B220H-V-X253 is another brake-equipped 400 V-class MPAS spare motor, but it is associated with the 20 mm/rev ballscrew configuration.

Parameter	MPL-B210E-V-X249	MPL-B220H-V-X253
Voltage class	400 V	400 V
Ballscrew	5 mm/rev	20 mm/rev
Brake	Yes	Yes
Motion conversion	Fine-pitch	Coarser-pitch
Linear stage	MPAS	MPAS
Motor family	MPL	MPL
Dimensions	Stage-specific	Stage-specific
Weight	Approx. 4.54 kg listed item reference; verify	Verify actual item
Typical motion characteristic	Higher mechanical resolution per revolution	Higher linear travel per revolution

The 5 mm/rev and 20 mm/rev configurations should not be interchanged without confirming the complete stage design.

27. Five Commonly Used Same-Brand MPL Models

The following models are standard MPL rotary servo motors rather than direct MPAS spare-motor equivalents.

They are included as useful comparison models within the same broad servo-motor family.

Model	Voltage Class	Frame Size	Stack Length	Rated/Maximum Speed Reference	Encoder Configuration	Brake	Dimensions	Weight
MPL-B210V-VJ72AA	460 V class	75 mm	25.4 mm	8000 rpm	Multi-turn high-resolution absolute feedback	No	Approx. 75 mm frame; approx. 25.4 mm stack	Approx. 1.4 kg class
MPL-B220T-VJ72AA	460 V class	75 mm	50.8 mm	6000 rpm	Multi-turn high-resolution absolute feedback	No	Approx. 75 mm frame; approx. 50.8 mm stack	Approx. 2.0 kg class
MPL-B230P-VJ72AA	460 V class	75 mm	76.2 mm	5000 rpm	Multi-turn high-resolution absolute feedback	No	Approx. 75 mm frame; approx. 76.2 mm stack	Approx. 2.6 kg class
MPL-B310P-MJ72AA	460 V class	100 mm	25.4 mm	5000 rpm	Multi-turn high-resolution absolute feedback	No	Approx. 100 mm frame; 25.4 mm stack	Approx. 3.7 kg class
MPL-B320P-MJ72AA	460 V class	100 mm	50.8 mm	5000 rpm	Multi-turn high-resolution absolute feedback	No	Approx. 100 mm frame; 50.8 mm stack	Approx. 4.0 kg class

The B210V, B220T and B230P configurations are members of the standard MPL rotary-servo range. The B210V is identified as a 75 mm-frame, 25.4 mm-stack, 8000 rpm motor, while the B220T is a 75 mm-frame, 50.8 mm-stack, 6000 rpm motor.

The B310P and B320P families move into the 100 mm frame class, with the B320P using a 50.8 mm stack length and a 5000 rpm rating in the listed configuration.

28. MPL-B210V-VJ72AA

The MPL-B210V-VJ72AA is a standard rotary MPL servo motor and is useful as a reference when comparing the physical class of the B210 family.

Parameter	MPL-B210V-VJ72AA
Model	MPL-B210V-VJ72AA
Voltage class	460 V
Frame size	75 mm
Stack length	25.4 mm
Speed	8000 rpm
Feedback	Multi-turn high-resolution absolute
Brake	No
Shaft	Keyed
Motor type	Low-inertia brushless servo
Dimensions	Approx. 75 mm frame; 25.4 mm stack
Weight	Approx. 1.4 kg class

This model is not a direct replacement for the X249. It is a general rotary servo motor, whereas the X249 is specifically associated with an MPAS linear-stage configuration.

29. MPL-B220T-VJ72AA

The MPL-B220T-VJ72AA provides a larger stack length than the B210 family.

Parameter	MPL-B220T-VJ72AA
Model	MPL-B220T-VJ72AA
Voltage class	460 V
Frame size	75 mm
Stack length	50.8 mm
Speed	6000 rpm
Feedback	Multi-turn high-resolution absolute
Brake	No
Shaft	Keyed
Motor type	Low-inertia brushless servo
Dimensions	Approx. 75 mm frame; 50.8 mm stack
Weight	Approx. 2.0 kg class

The B220T is useful where greater motor size and torque capability are required compared with the shorter B210 configuration.

30. MPL-B230P-VJ72AA

The B230P is another 75 mm-frame MPL motor with a longer active stack.

Parameter	MPL-B230P-VJ72AA
Model	MPL-B230P-VJ72AA
Voltage class	460 V
Frame size	75 mm class
Stack length	76.2 mm
Speed	5000 rpm class
Feedback	Multi-turn high-resolution absolute
Brake	No
Shaft	Keyed
Motor type	Low-inertia brushless servo
Dimensions	Approx. 75 mm frame; 76.2 mm stack
Weight	Approx. 2.6 kg class

The B230P represents a longer-stack configuration and is therefore physically different from the X249 even though both belong to the broader MPL family.

31. MPL-B310P-MJ72AA

The MPL-B310P-MJ72AA moves to the 100 mm frame class.

Parameter	MPL-B310P-MJ72AA
Model	MPL-B310P-MJ72AA
Voltage class	460 V
Frame size	100 mm
Stack length	25.4 mm
Speed	5000 rpm
Feedback	Multi-turn high-resolution absolute
Brake	No
Motor type	Low-inertia brushless servo
Dimensions	Approx. 100 mm frame; 25.4 mm stack
Weight	Approx. 3.7 kg class

This model is intended for a substantially different mechanical size class from the B210E-based X249.

32. MPL-B320P-MJ72AA

The MPL-B320P-MJ72AA is a 100 mm-frame, 50.8 mm-stack MPL servo motor.

Parameter	MPL-B320P-MJ72AA
Model	MPL-B320P-MJ72AA
Voltage class	460 V
Frame size	100 mm
Stack length	50.8 mm
Speed	5000 rpm
Feedback	Multi-turn high-resolution absolute
Brake	No
Motor type	Low-inertia brushless servo
Dimensions	Approx. 100 mm frame; 50.8 mm stack
Weight	Approx. 4.0 kg class
Typical use	Higher-capacity servo motion

The B320P is useful as a comparison model but is not a direct replacement for the MPL-B210E-V-X249.

33. General Comparison of the Five Common MPL Models

Model	Voltage	Frame	Stack	Speed	Feedback	Brake	Approx. Weight
MPL-B210V-VJ72AA	460 V	75 mm	25.4 mm	8000 rpm	Multi-turn absolute	No	~1.4 kg
MPL-B220T-VJ72AA	460 V	75 mm	50.8 mm	6000 rpm	Multi-turn absolute	No	~2.0 kg
MPL-B230P-VJ72AA	460 V	75 mm	76.2 mm	5000 rpm	Multi-turn absolute	No	~2.6 kg
MPL-B310P-MJ72AA	460 V	100 mm	25.4 mm	5000 rpm	Multi-turn absolute	No	~3.7 kg
MPL-B320P-MJ72AA	460 V	100 mm	50.8 mm	5000 rpm	Multi-turn absolute	No	~4.0 kg

These standard MPL models demonstrate how frame size and stack length increase across the family.

The X249 should nevertheless be selected according to the MPAS stage configuration rather than simply by comparing the apparent motor size.

34. Important Difference Between X249 and Standard Rotary MPL Motors

A major point for maintenance personnel is that the MPL-B210E-V-X249 should not be automatically replaced with an ordinary MPL-B210V rotary motor.

Although both products use the MPL family designation and may appear related, the X249 is associated with an MPAS integrated linear-stage configuration.

The mechanical interface, ballscrew relationship, brake arrangement, feedback configuration, and overall installation requirements must all be considered.

The dedicated X249 catalog number exists specifically to identify the correct replacement configuration.

35. Advantages for Machine Builders

For machine builders, the main advantage of the X249 is that it fits into an established integrated linear-motion architecture.

The MPAS concept combines the motor, ballscrew, bearings, and linear-motion mechanics into a coordinated axis assembly.

This can reduce mechanical design work and make the motion axis easier to integrate into automated equipment.

The brake-equipped design also provides additional flexibility for axes where holding capability is required.

36. Advantages for Maintenance Departments

The X249 is particularly useful as a maintenance replacement part.

When an existing machine has an MPAS-Bxxxx1-V05S4A stage and the motor requires replacement, the dedicated X249 catalog number provides a clear starting point for spare-parts identification.

This can reduce the risk of installing a motor with the wrong voltage class, wrong screw configuration, or wrong brake configuration.

For critical production equipment, keeping the correct spare motor available can also reduce downtime during servo-motor failure.

37. Advantages for Vertical Axes

The brake-equipped design is particularly relevant to vertical axes.

When a vertical axis is carrying a significant load, gravity continuously acts against the servo system.

The brake provides an additional mechanical holding function when commanded according to the machine’s control and safety design.

This can be useful in:

• Vertical transfer systems.
• Lift mechanisms.
• Tool positioning systems.
• Automated inspection heads.
• Vertical assembly equipment.
• Material handling systems.
• Pick-and-place machines.

38. Maintenance Considerations

Before replacing the X249, the machine technician should verify the complete existing configuration.

A recommended inspection checklist is:

Inspection Item	Recommended Check
Model	Confirm MPL-B210E-V-X249 or the original motor identification
Stage model	Confirm MPAS-Bxxxx1-V05S4A family configuration
Voltage	Confirm 400 V-class system
Ballscrew	Confirm 5 mm/rev configuration
Brake	Confirm brake-equipped configuration
Feedback	Confirm compatible feedback arrangement
Cable	Inspect motor and feedback cables
Connector	Inspect connector condition
Coupling	Inspect motor-to-screw coupling
Mechanical mounting	Check fasteners and alignment
Ballscrew	Inspect for wear or contamination
Bearings	Check abnormal noise or resistance
Drive	Verify compatible servo drive
Grounding	Check motor grounding
Axis load	Verify load has not changed
Servo tuning	Recheck tuning after replacement

39. Cable and Connector Considerations

Servo motors depend on correct motor and feedback cabling.

A replacement motor should not be connected using a cable simply because the connector appears physically similar.

The cable must be appropriate for the motor, feedback system, brake circuit, voltage class, and machine installation.

Cable routing is also important.

Servo cables should be routed to minimize mechanical stress, excessive bending, and interference with other equipment.

40. Servo Drive Compatibility

The servo drive must be compatible with the motor’s electrical characteristics and feedback configuration.

When replacing an X249, the drive should be checked for:

• Motor catalog compatibility.
• Voltage class.
• Feedback compatibility.
• Brake control.
• Current capacity.
• Motor identification.
• Servo tuning parameters.
• Axis scaling.
• Position feedback configuration.
• Safe torque and machine safety functions.

A motor that physically fits into a machine is not necessarily an electrically compatible replacement.

41. Servo Tuning After Replacement

Even when the replacement motor is the correct catalog number, servo tuning should be checked.

Mechanical wear, load changes, ballscrew condition, coupling condition, and machine stiffness can influence the final servo response.

After replacement, the machine should normally be checked for:

• Position error.
• Following error.
• Acceleration response.
• Deceleration response.
• Overshoot.
• Settling time.
• Vibration.
• Noise.
• Brake release behavior.
• Brake engagement behavior.
• Repeatability.

42. Typical Machine Functions

The X249 can support machine functions such as:

• Linear indexing.
• Product positioning.
• Tool positioning.
• Part transfer.
• Material feeding.
• Inspection positioning.
• Assembly positioning.
• Dispensing movement.
• Cutting positioning.
• Automated adjustment.
• Linear synchronization.
• Repetitive production motion.

43. Selection Guide

The following simplified guide can help distinguish the closely related MPAS replacement motors.

Requirement	Recommended Model
400 V, 5 mm/rev, no brake	MPL-B210E-V-X248
400 V, 5 mm/rev, brake	MPL-B210E-V-X249
200 V, 5 mm/rev, no brake	MPL-A210E-V-X246
200 V, 5 mm/rev, brake	MPL-A210E-V-X247
200 V, 20 mm/rev, no brake	MPL-A220H-V-X250
200 V, 20 mm/rev, brake	MPL-A220H-V-X251
400 V, 20 mm/rev, no brake	MPL-B220H-V-X252
400 V, 20 mm/rev, brake	MPL-B220H-V-X253

This comparison is based on the published MPAS linear-stage motor/accessory relationships.

44. X249 Replacement Checklist

When ordering the MPL-B210E-V-X249, it is useful to confirm the following information from the existing machine:

Existing stage: MPAS linear stage

Voltage class: 400 V class

Ballscrew pitch: 5 mm/rev

Brake: Required

Motor family: MPL

Replacement motor: MPL-B210E-V-X249

Application: Servo-controlled linear axis

Mechanical mounting: Confirm against existing stage

Feedback: Confirm compatible configuration

Cable system: Confirm existing cable and connector arrangement

Axis orientation: Horizontal, inclined, or vertical

Load: Confirm actual machine load

Drive: Confirm compatible servo drive

45. Product Advantages Summary

The main advantages of the MPL-B210E-V-X249 can be summarized as follows:

1. Dedicated MPAS replacement motor
2. 400 V-class servo configuration
3. 5 mm/rev ballscrew compatibility
4. Brake-equipped configuration
5. Low-inertia servo motor technology
6. Closed-loop servo operation
7. Suitable for precision linear positioning
8. Suitable for repetitive industrial motion
9. Useful for vertical-axis applications
10. Designed for integration with MPAS linear stages
11. Suitable for maintenance replacement
12. Supports high-response servo motion
13. Compact integrated linear-motion architecture
14. Good fit for automated production machinery
15. Suitable for positioning, indexing, inspection, and transfer applications

46. Technical Summary

Category	MPL-B210E-V-X249
Model	MPL-B210E-V-X249
Brand	Allen-Bradley
Series	MPL Low-Inertia Brushless Servo Motors
Product category	MPAS Linear Stage Spare Motor
Motor technology	Brushless permanent-magnet AC servo
Voltage class	400 V
Ballscrew	5 mm/rev
Brake	Yes
Feedback	High-resolution servo feedback configuration
Motion type	Rotary motor driving linear ballscrew
Servo type	Closed-loop
Motor inertia	Low
Frame reference	Approx. 75 mm class
Dimensions	Stage-specific; verify complete assembly
Listed item weight	Approx. 4.54 kg; verify actual engineering mass
Main application	Precision linear positioning
Typical machines	Assembly, inspection, packaging, transfer, handling
Vertical-axis use	Applicable where brake and safety design are appropriate
Replacement purpose	MPAS linear-stage motor replacement

47. Final Product Description

The Allen-Bradley MPL-B210E-V-X249 is a specialized low-inertia servo motor intended for MPAS integrated ballscrew linear-stage applications.

Its defining configuration is a 400 V-class, brake-equipped motor used with a 5 mm/rev ballscrew linear stage. The corresponding MPAS configuration is identified as MPAS-Bxxxx1-V05S4A.

The motor is particularly suitable for industrial machines requiring controlled and repeatable linear positioning. Its low-inertia servo construction supports responsive acceleration and deceleration, while the ballscrew mechanism converts motor rotation into controlled linear movement.

The integrated brake makes the X249 especially relevant to applications where the axis needs additional holding capability, including certain vertical-axis applications.

The most important point when selecting this motor is that MPL-B210E-V-X249 is a dedicated MPAS linear-stage spare motor. It should therefore be matched to the original MPAS stage configuration rather than selected solely on the basis of general motor size or model-family similarity.

For maintenance replacement, the key identification parameters are the 400 V-class electrical system, 5 mm/rev ballscrew, brake-equipped configuration, compatible feedback arrangement, and MPAS mechanical interface.

The closest companion models are MPL-B210E-V-X248, MPL-A210E-V-X246, MPL-A210E-V-X247, MPL-B220H-V-X252, and MPL-B220H-V-X253. These models cover the main combinations of voltage class, brake configuration, and ballscrew pitch within the related MPAS motor family.

For general MPL rotary-servo applications, models such as MPL-B210V-VJ72AA, MPL-B220T-VJ72AA, MPL-B230P-VJ72AA, MPL-B310P-MJ72AA, and MPL-B320P-MJ72AA provide useful comparisons across different frame sizes, stack lengths, speeds, and feedback configurations.

Overall, the MPL-B210E-V-X249 is best understood as a precision servo replacement motor for a specific MPAS ballscrew linear-stage configuration, rather than as a generic standalone rotary servo motor. Its combination of low-inertia servo performance, 400 V-class operation, 5 mm/rev ballscrew compatibility, and brake-equipped construction makes it a practical component for demanding industrial linear-motion systems.