OVERVIEW

Official designation: Omron 3G2A3-MP523 (SYSMAC S6, EPROM Memory Module)

Role/Application: EPROM module providing non-volatile program and data storage for the Omron SYSMAC S6 series PLCs. This memory is commonly used to store one of two selectable programs.

KEY SPECS SUMMARY

Power: N/A (Passive module)

Interfaces / Ports: Internal module connector

Indicators: N/A

Operating Temp: Refer to the latest manufacturer manual.

Platform / Compatibility: Omron SYSMAC S6 CPU units

Limit: 512 words x 2 (Dual bank EPROM)

Lifecycle: Obsolete

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the exact total program storage capacity of the 3G2A3-MP523 module?

A: The module provides two banks of 512 words each, totaling 1024 words of EPROM storage.

Wiring & Installation:

Q: How is the EPROM memory module physically installed into the SYSMAC S6 CPU unit?

A: The memory module is inserted into a dedicated socket or slot on the SYSMAC S6 CPU unit board.

Troubleshooting & Compatibility:

Q: When is the secondary memory bank of the 3G2A3-MP523 activated in the SYSMAC S6 system?

A: The secondary program bank is selected via the external BANK input signal on the CPU unit.

Replacement & Upgrades:

Q: What is the recommended or common replacement strategy for the obsolete 3G2A3-MP523 EPROM?

A: Refer to the latest manufacturer manual for specific replacement or migration options to modern PLC platforms.