Applied Motion MDX Plus Integrated Servo Motors Review: Specs, Price and Applications
Updated: 5 days ago
Applied Motion Products MDX+ combines a servo motor, drive and encoder in one low-voltage assembly. The family includes different communication, enclosure, encoder, brake and STO configurations, so MDX+ should be selected through an exact ordering code.
Quick Verdict
MDX+ is a practical candidate when moving the drive onto the motor can reduce cabinet space and motor-to-drive wiring. Its value depends on the complete installation: network choice, thermal exposure, connector access and service replacement. Do not assume that every family member includes the same safety, brake or feedback functions.
Applied Motion MDX Plus Integrated Servo Motors at a Glance
Specification | Details |
Architecture | Integrated motor, servo drive and encoder |
Main input | 24–60 VDC on the cited current configurations |
Communication choices | RS485/CANopen, EtherCAT or EtherNet/IP depending on version |
Example EtherCAT configuration | MDXT62GNLECA000: 400 W, IP65, 17-bit incremental feedback |
Example protected CAN configuration | MDXT42JNBRCS000: 100 W, IP65, absolute feedback and STO |
Example larger configuration | MDXR82G5BRCA000: 550 W, IP20, absolute feedback and brake |
Commissioning | USB configuration and Luna software |
Options | Brake, STO, encoder and enclosure are configuration-dependent |
Design and Engineering Assessment
The integration removes the cable between a separate drive and motor, but it does not remove power distribution or communication wiring. Compare connector count, cable routing, branch protection and access for maintenance at machine level. A shorter cabinet bill of materials can coexist with more demanding motor-location service work.
Motor-mounted electronics share the local environment with the motor. Temperature, vibration and contamination should be assessed at the installed axis rather than inferred from a cabinet specification. The correct enclosure selection depends on the complete connector and seal arrangement as well as the motor body.
Absolute and incremental feedback solve different startup questions. An absolute encoder can preserve position information, yet the machine must still establish that the mechanical reference remains valid after service, coupling changes or loss of configuration. Encoder bit count should not be described as finished-axis positioning accuracy.
Treat the communication suffix as a design choice. EtherCAT, EtherNet/IP and a CANopen/RS485 implementation have different controller integration and commissioning requirements. A family-level list of protocols is not evidence that one ordered motor provides every network interface.
DC Distribution and Loaded Performance
Check voltage at each motor during acceleration and during braking. Cable loss, source current limits and returned energy can change the operating envelope compared with a short-cable bench setup. Define how the supply system handles regeneration.
Use the selected configuration torque-speed data at the actual bus voltage. Output power, peak torque and continuous duty must be considered together; the power label does not guarantee the same torque at every speed or supply condition.
Brake and STO Selection
Order brake and STO options explicitly where required. A holding brake and torque-removal function have different purposes, and their timing must be coordinated with the load and machine control. Validate the complete stop and restart behavior.
Do not infer whole-machine safety compliance from a component feature. Confirm the exact safety documentation, wiring and diagnostic requirements for the selected ordering code, then validate the intended function in the machine.
Commissioning and Replacement
Use Luna with the correct product and firmware to configure the axis, then preserve the released settings. Record motor identity, encoder choice, network parameters and limits so that replacement hardware receives the intended configuration.
Tune using the real mechanism and inspect loaded traces rather than relying solely on an automatic tuning result. Cable motion, brake release and changes in payload can expose problems absent from a no-load commissioning move.
Applications and Selection
Distributed machine axes where a motor-mounted servo amplifier and compatible DC supply can simplify the cabinet and wiring architecture.
For Applied Motion MDX Plus Integrated Servo Motors, define the actual machine duty before selecting an ordering configuration. Include the required operating point, available installation space, environment and control interfaces. The specification table describes the product or family; the surrounding machine determines which of those features matters for the intended job.
Price and Value
Price: Request a quote for the exact configuration. Compare the product, compatible control equipment, required mechanical parts, cabling and commissioning as one installed system. A component price alone does not represent the cost of a working automation axis.
Evaluate an alternative against the same duty and acceptance criteria. Match the continuous operating requirement first, then compare transient capability, feedback, mechanical fit and support. This avoids choosing between superficially similar products whose ratings describe different operating conditions.
Pros and Cons
Advantages
Motor-mounted drive can reduce cabinet equipment and motor cabling
Several network and feedback configurations support different architectures
USB and Luna provide a defined configuration and diagnostic workflow
Limitations
Family features differ substantially by ordering code
Motor-location environment also affects the integrated electronics
DC distribution and regeneration remain system design tasks
Who Should Consider Applied Motion MDX Plus Integrated Servo Motors?
Consider Applied Motion MDX Plus Integrated Servo Motors for distributed machine axes where a motor-mounted servo amplifier and compatible DC supply can simplify the cabinet and wiring architecture. Establish the required operating point and installation interfaces before choosing the configuration, and use a representative loaded cycle as the acceptance basis.
Applied Motion MDX Plus Integrated Servo Motors FAQ
Is MDX+ the same as the earlier MDX family?
This review covers MDX+. Use its ordering codes, Luna workflow and current documentation; do not transfer older MDX software or I/O specifications without verification.
Does every version include all communication protocols?
No. RS485/CANopen, EtherCAT and EtherNet/IP are configuration choices. Order the interface supported by the machine controller.
Is the encoder always absolute?
No. The cited EtherCAT 400 W example uses 17-bit incremental feedback, while other identified configurations use absolute feedback. Check the exact part number.
Are brake and STO standard on every motor?
No. They vary by configuration. Specify each required function explicitly and validate its role in the complete machine.
Does IP65 make every version a washdown motor?
No. Some configurations are IP20, and an IP65 selection still requires correctly installed connectors and application-specific environmental qualification.
Can an absolute encoder remove every homing requirement?
It can preserve position information, but the machine must still verify the mechanical reference and startup policy after service or configuration changes.
What is the price?
Request a quote for the exact configuration. Prices differ with power, network, encoder, brake, STO and enclosure options, so one model price is not a family price.
What should a system comparison include?
Include the motor, DC supply, branch protection, network integration, connectors, thermal installation, commissioning and replacement procedure.
Prices are indicative and may change. Confirm the final configuration, commercial terms and delivery schedule before ordering.
