Q2MEM-2MBS Memory Card Battery Backup Time Reduction Technical Bulletin

This technical bulletin addresses a reduction in battery backup time for the MELSEC-Q series memory card (Q2MEM-2MBS) due to a change in SRAM memory, which requires more current during power failure. It provides details on affected models, changes in actual backup time values, and recommends corrective actions to mitigate the impact of battery voltage reduction on the system.