Description
ELAU MAX-4/11/03/128/08/1/0/00
Dynamic Product Introduction
When a legacy packaging or processing line stops because its motion controller fails, the replacement challenge is rarely limited to finding a matching part number. Application recovery, drive topology, and engineering-software compatibility can determine whether the machine returns to service on schedule.
The ELAU MAX-4/11/03/128/08/1/0/00 is part of the PacDrive MAX-4 motion-control platform. It combines PLC functionality with coordinated multi-axis control and communicates with compatible servo drives over SERCOS. For maintenance teams supporting established PacDrive installations, this controller may serve as a replacement candidate when its hardware configuration and application environment match the original system.
This is a legacy-system continuity component—not a universal upgrade for newer PacDrive controllers. Confirm the machine project, firmware compatibility, and connected-drive configuration before treating the unit as a drop-in replacement.
MAX-4/11/03/128/08/1/0/00
Key Technical Specifications
- Manufacturer: ELAU / Schneider Electric
- Product Family: PacDrive MAX-4
- Model: MAX-4/11/03/128/08/1/0/00
- Controller Type: Multi-axis motion controller with PLC functionality
- Processor Platform: Profive T5
- Flash Memory: 128 MB
- Axis Capacity: Up to 8 axes
- Motion Interface: SERCOS
- Engineering Environment: EPAS-4
- Operating System: VxWorks
- Master Encoder Evaluation: Included, per order-code configuration
- Analog Inputs: None, per order-code configuration
Confirm exact hardware revision, firmware, and interface configuration against the controller label and applicable OEM documentation.
Global Sourcing & Live-Test SOP (Transparency Core)
A surplus MAX-4 should not be accepted as production-ready based on a power-on check alone. The following is a recommended qualification process, not a claim that a specific unit has passed testing.
Inbound Verification
- Verify the complete model code and serial number.
- Record hardware revision and available OEM traceability documents.
- Inspect connectors, housing, SERCOS interface, and communication ports.
- Check for corrosion, impact damage, and signs of unauthorized repair.
- Compare the controller against the installed machine BOM.
Live Simulation
- Use a compatible test environment.
- Verify supply requirements before energizing.
- Check startup diagnostics and engineering-software access.
- Confirm communication interfaces and SERCOS operation with compatible equipment.
- Verify axis recognition using an approved test configuration.
- Where available, execute a controlled PLC and motion test project.
Diagnostics & Burn-In
- Record startup and diagnostic results.
- Verify hardware and firmware identification.
- Document SERCOS communication and axis-recognition results.
- Record available application backup and restore evidence.
- Include extended powered testing only when supported by the test plan.
Final Preparation
- Record model, serial number, revision, and inventory condition.
- Include available test reports and warranty terms.
- Protect the controller in ESD-safe packaging.
- Secure connectors against shipping damage.
The Field Engineer’s Pitfall Guide
❗ Warning 1: Firmware and EPAS-4 Compatibility
The replacement must be compatible with the installed engineering environment and machine project. A matching controller model does not guarantee that the existing application can be restored without revision or conversion work.
Secure the project backup and verify the firmware recovery path before removing the original controller.
❗ Warning 2: Master-Encoder Configuration
The /1/ order-code field identifies master-encoder evaluation capability. This can affect synchronized motion, registration, and electronic gearing.
Verify the encoder interface and project configuration before approving a substitute.
❗ Warning 3: SERCOS Topology and Axis Configuration
The eight-axis capacity does not guarantee compatibility with every eight-axis installation. Drive-node assignments, SERCOS topology, and application configuration must match the intended system.
Confirm the connected-drive arrangement and axis recognition before returning the machine to production.
Intent-Driven FAQ
Q1: Is the ELAU /11/03/128/08/1/0/00 a servo drive?
No. It is a motion controller with PLC functionality. Compatible servo drives are separate components.
Q2: How many axes can this control?
The /08/ configuration indicates capacity for up to eight axes. Actual operation depends on the connected drives and application configuration.
Q3: Can I replace my existing without reprogramming?
Potentially, if the hardware, firmware, and application configuration are compatible and a valid project backup is available.
Q4: Does this model support master encoders?
Yes, the /1/ configuration indicates master-encoder evaluation capability. Confirm the specific encoder interface against the OEM documentation.
Q5: Is the discontinued?
The is a legacy platform. Confirm current OEM support and availability with Schneider Electric; surplus and refurbished inventory may be available through independent suppliers.
Q6: Can I upgrade or downgrade the firmware?
Only after confirming hardware compatibility, the applicable ELAU procedure, and a verified recovery path. Avoid generic firmware procedures.
Q7: What warranty applies to a surplus ?
Warranty coverage depends on the seller and inventory condition. Obtain written terms covering duration, exclusions, and repair or replacement remedies before ordering.
Final Procurement Assessment
The ELAU /11/03/128/08/1/0/00 is a legacy PacDrive motion controller intended for coordinated motion and PLC control.
For replacement sourcing, prioritize exact order-code matching, application recovery, firmware compatibility, and SERCOS configuration verification. A matching label is a starting point—not proof of drop-in compatibility or production readiness.
This description can be adapted for a marketplace listing, RFQ, or internal spare-parts qualification record.
