The Omron CQM1H-ME16K is a Flash memory module from the CQM1H series, designed to expand memory capacity by 16 Kwords and enhance data reliability in industrial automation systems. Functioning as non-volatile storage, it protects critical program and configuration data from loss due to battery failures or programming errors, ensuring system stability and continuity. The module supports quick and efficient PLC setup modifications through simple memory cassette exchange followed by system reboot, streamlining maintenance and configuration updates. While it does not include a clock function, the CQM1H-ME16K serves as a vital component for memory expansion, enabling flexible system scalability and long-term data retention. This Flash memory module could be implemented in automation systems across North America, Europe, Asia, and other global regions, providing dependable memory performance and adaptability within Omron’s advanced CQM1H PLC platform.