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The Siemens 6ES5398-0KS11-V is a dedicated non-volatile memory cartridge designed for the Simatic S5 PLC platform. This module serves as a reliable storage medium for user programs, system configurations, and critical operational parameters. By providing a stable, solid-state repository for STEP 5 control code, it ensures that your automation logic remains intact even in the event of CPU power loss or backup battery failure. This cartridge is an essential component for maintaining high availability in legacy S5-based control systems, facilitating rapid system restarts and minimizing downtime in industrial automation applications.
This memory module is widely utilized in legacy industrial control environments, including:
| Model | 6ES5 398-0KS11-V |
| Brand | Siemens |
| Series | Simatic S5 |
| Memory Type | Non-volatile solid-state |
| Power Consumption | 0.5 W (via CPU) |
| Operating Temperature | 0 to 60 deg C |
| Storage Temperature | -40 to 70 deg C |
| Humidity | 95% non-condensing |
Does this cartridge require an external battery?
No, this model uses non-volatile memory technology that retains data without requiring an external battery backup.
Is this compatible with all S5 CPUs?
This cartridge is designed for the Simatic S5 series. Please verify your specific CPU manual to ensure the cartridge capacity and type match your processor's requirements.

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