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Reliable Program and Data Storage Solution
The Siemens 6ES7953-8LL31-0AA0 S7 Micro Memory Card (MMC) provides secure storage for SIMATIC S7-300 and C7 series controllers. This memory card features 4 MB of flash memory capacity, ensuring ample space for program code and data blocks. It retains data without external power, making it ideal for project backups and system recovery. The card also enables firmware updates for S7-300 CPUs through a straightforward loading procedure. Its reliable design ensures consistent data integrity even in harsh industrial environments.
Key Features and Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | S7 Micro Memory Card |
| Product Line | SIMATIC S7-300 / C7 |
| Memory Capacity | 4 MB Flash |
| Data Retention | Non-volatile (no battery required) |
| Compatible CPUs | S7-300, C7 series |
| Firmware Update | Supported via MMC slot |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Dimensions (L x W x H) | 32 x 24 x 2.1 mm |
| Weight | 5 g |
| Certifications | CE, UL |
| Product Origin | Germany |
Application and System Integration
Engineers rely on the Siemens 6ES7953-8LL31-0AA0 for convenient program storage and CPU replacement in S7-300 systems. This memory card simplifies firmware updates and archiving of critical application data. Its plug-and-play functionality reduces downtime during maintenance operations. The compact form factor fits easily into the CPU slot.