Description

The Yaskawa JEPMC-MC001 is a legacy central processing unit and multi-axis motion controller engineered for the NSC10 programmable logic controller architecture. Frequently deployed in Nittoku-partnered machinery and precision winding equipment, it executes machine sequence logic, manages high-speed servo coordination, and controls data exchange across the local backplane.

Technical Specifications

Commercial Terms & Availability

• Condition: Refurbished (tested) or New Original (New Surplus).
• Availability: Sourced through legacy automation inventory; limited stock on hand due to discontinued OEM status.
• Warranty: 12-month standard replacement warranty from date of shipment.
• Pricing Note: Listed price is indicative and subject to market conditions; contact our engineering sales desk for a firm quote and exact lead time.

Engineering & Integration Context

In field deployments, the JEPMC-MC001 functions as the primary logic node for highly coordinated, multi-axis machinery. Because the NSC10 system is out of active OEM production, plant maintenance engineers must handle hardware replacements carefully to prevent control logic loss and extended downtime.

Key Maintenance Considerations:

1. Program Backup & Transfer: The unit relies on internal memory to store the compiled machine code. Always execute and verify a program backup using the proprietary programming software before disconnecting a live module from the rack.
2. Backplane Insertion: The JEPMC-MC001 must be seated correctly in the designated CPU slot of the JEPMC-MB002 rack. Misalignment during insertion can bend backplane pins or cause critical bus faults upon power-up.
3. Firmware Versioning: When swapping a failed unit, the replacement CPU must carry the identical firmware revision to maintain accurate servo timing calculations and fieldbus I/O mapping.

Frequently Asked Questions

Q: Is the JEPMC-MC001 compatible with standard Yaskawa MP2000 or MP3000 series racks?

A: No. The module features a physical footprint and bus connector designed strictly for the legacy NSC10 series backplane. It cannot be integrated into newer MP-series chassis.

Q: What initial steps should I take if the CPU front panel indicates a generic ERR fault?

A: Cycle the main rack power and verify the internal backup battery voltage. If the error persists upon a cold start, you must connect the programming terminal to poll the diagnostic buffer for specific localized faults, such as an I/O module timeout or a servo drive communication drop.