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Q4MCA-4MBS

The Q4MCA-4MBS is a 4 MB SRAM memory card designed for Mitsubishi Q Series PLCs, providing data backup and program storage capabilities. This battery-backed memory card ensures data retention even during power outages, making it ideal for critical industrial applications requiring non-volatile storage.

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Key Specifications
Category Specification
Model Q4MCA-4MBS
Type SRAM Memory Card (with battery backup)
Capacity 4 MB
Compatible PLCs Q Series CPUs (e.g., Q02H, Q06H, Q12H, Q25H)
Battery Backup Yes (for data retention during power loss)
Battery Life Approx. 5 years (at 25°C / 77°F)
Data Retention 10 years (with battery)
Operating Temp. 0°C to 55°C (32°F to 131°F)
Dimensions 54 x 40 x 5 mm (W x H x D)
Weight Approx. 20g
Features & Benefits
✔ Reliable Data Backup – Battery-backed SRAM ensures no data loss during power failures.
✔ Easy Transfer – Store and transfer programs, parameters, and device data between PLCs.
✔ Long Battery Life – 5+ years of continuous backup (replaceable battery).
✔ Plug-and-Play – Insert directly into the Q Series CPU memory card slot.
✔ Wide Compatibility – Works with multiple Q Series CPUs for flexible usage.