Siemens 6ES5374-1FJ21 Memory Card

Reliable Data Storage for SIMATIC S5 CPUs

The 6ES5374-1FJ21 memory card provides secure program and data storage for SIMATIC S5 programmable controllers. This EPROM submodule plugs directly into the CPU’s memory slot for straightforward installation. It retains stored data without requiring a backup battery, ensuring program integrity. Consequently, this card guarantees reliable operation even during extended power interruptions. This memory solution proves essential for critical automation processes where data loss is not an option.

Technical Specifications

Storage Specifications and Compatibility

The 6ES5374-1FJ21 provides ample memory for control programs and configuration data. Its 16 KB capacity supports a range of automation applications. This module works with various SIMATIC S5 CPU models, offering broad compatibility. Furthermore, the card’s EPROM technology ensures long-term data retention without power. Users can confidently store critical logic routines and process parameters on this reliable medium. The card also supports easy transfer of programs between different S5 systems.

Durable Design and Application

This memory module features robust construction for demanding industrial environments. It handles frequent program changes and repeated write cycles without degradation. The card serves as an ideal solution for program backup and transport between systems. Additionally, its plug-in design allows quick replacement during maintenance operations. The module operates reliably across a wide temperature range from 0°C to 60°C. Moreover, its compact form factor requires minimal space within the CPU housing.

Installation and Usage Benefits

Installing the 6ES5374-1FJ21 requires no special tools or technical expertise. Users simply insert the card into the designated slot on the CPU module. The module automatically integrates with the existing system configuration after insertion. Consequently, this plug-and-play functionality minimizes downtime during upgrades or replacements. The card’s non-volatile memory eliminates the need for periodic battery replacements. This feature significantly reduces long-term maintenance costs and improves system availability.

Certifications and Quality Assurance

This memory card carries CE, UL, and CSA certifications, confirming its compliance with international standards. Siemens manufactures this module to stringent quality control specifications. The card undergoes rigorous testing to ensure reliable performance in industrial environments. Furthermore, its EPROM technology provides excellent resistance to electrical noise and vibration.