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The Siemens 6ES5374-1KG11 is a 128 KB Flash EPROM memory card engineered for the Simatic S5 programmable logic controller (PLC) series. This short-type, non-volatile storage module provides a robust solution for maintaining user programs, configuration parameters, and block structures. By utilizing Flash technology, the module ensures data integrity and retention without the need for battery backup, making it an essential component for critical industrial control applications where power cycle reliability is paramount.
This memory card is suitable for legacy automation systems in sectors such as chemical processing, water treatment, and heavy manufacturing. It is primarily used to store PLC firmware and user logic, facilitating rapid system recovery and protecting against program loss during unexpected power interruptions.
| Model | 6ES5374-1KG11 |
| Memory Capacity | 128 KB |
| Memory Type | Flash EPROM (Short Type) |
| Supply Voltage | 5 VDC (via CPU slot) |
| Operating Temperature | 0 to 60 deg C |
| Storage Temperature | -40 to 70 deg C |
| Data Retention | > 10 years |
No, the 6ES5374-1KG11 utilizes Flash EPROM technology, which is non-volatile and does not require battery buffering to retain data.
This is a short-type memory card designed for compatible Simatic S5 CPU slots. Please verify your specific CPU manual to ensure support for the 128 KB Flash EPROM format.