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The 6ES5374-0AB11 functions as a removable storage module for SIMATIC S5 systems. This memory card uses EPROM technology for permanent program retention. You can rely on it for critical machine code or firmware storage.
Key Technical Parameters
The table below lists all essential technical specifications for this memory module.
| Specification | Details |
|---|---|
| Part Number | 6ES5374-0AB11 |
| Product Type | Memory Card (EPROM) |
| Memory Technology | CMOS EPROM |
| Storage Capacity | 32 KBytes |
| Dimensions (W x H x D) | 45 mm x 32 mm x 8 mm |
| Weight | Approx. 0.05 kg |
| Interface Type | Edge connector for S5 CPU slot |
| Voltage | 5V DC (bus-powered) |
| Battery Backup | Not required (non-volatile) |
| Write Cycles | One-time programmable |
Physical Characteristics and Installation
This memory card weighs only 0.05 kg, making it extremely lightweight. Its compact dimensions measure 45 mm x 32 mm x 8 mm. You simply insert the card into the dedicated slot on your S5 CPU. The edge connector provides a secure electrical interface. No additional cables or mounting hardware are necessary.
Power and Data Retention
The 6ES5374-0AB11 draws power directly from the 5V DC PLC backplane bus. Unlike RAM modules, this EPROM card does not require a battery. Therefore, it retains all stored data indefinitely without external power. This feature makes it ideal for critical firmware or boot programs.
Usage and Compatibility
First, program this memory card using a standard EPROM burner. Then, insert the 6ES5374-0AB11 into your SIMATIC S5 CPU slot. Finally, power up the system to load the stored program. This card works seamlessly with S5-90U, S5-95U, S5-100U, and S5-115U models.