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SIEMENS 6ES5374-1KH21 Memory Card

Product Description

The SIEMENS 6ES5374-1KH21 is a memory card designed for SIMATIC S5 PLC systems, serving as a non-volatile storage medium for program data, configuration parameters, and control logic. It facilitates data retention during power loss and is used in industrial automation applications where reliable program backup and transfer are critical .

Key Features & Advantages

Non-Volatile Storage
- Ensures program and configuration retention even during power interruptions .
- Compatible with SIMATIC S5-115U/F and other S5-series PLCs .
Industrial Durability
- Designed for harsh industrial environments, resistant to vibration and temperature fluctuations.
- Robust construction for long-term reliability in automation systems .
Easy Integration
- Plug-and-play installation into S5 PLC racks .
- Supports quick program transfer between systems without additional programming tools .
Application Flexibility
- Used for backup, firmware updates, and data logging in industrial control systems.

Technical Specifications

Parameter	Specification
Memory Type	Flash-EPROM (inferred)
Compatibility	SIMATIC S5 PLCs (e.g., S5-115U/F)
Voltage	5V DC (via PLC backplane)
Operating Temp.	Standard industrial range (0°C to +60°C inferred)
Dimensions	Standard S5 module size
Certifications	CE, RoHS (inferred)

Applications

Program backup & restoration for legacy S5 PLC systems .
Data logging in industrial automation (e.g., motor control, process monitoring) .

Installation & Safety Notes

Handling: Avoid static discharge when inserting/removing the card .
Environment: Operate within specified temperature ranges to prevent data corruption .
Compatibility: Ensure the card is used with supported S5 PLC models .