6ES7953-8LP31-0AA0 Siemens S7-300 :Datasheet, Price and Application

The Siemens S7-300 series programmable logic controllers (PLCs) have long been the backbone of industrial automation and control systems, known for their reliability and versatility.

At the heart of these PLCs lies the 6ES7953-8LP31-0AA0 memory card, a critical component that stores program data and system configurations. This memory card plays a pivotal role in ensuring seamless operation and program retention, even in the event of power loss.

In this article, we will delve into the details of the Siemens S7-300 memory card, exploring its datasheet, pricing, and applications.

6ES7953-8LP31-0AA0 Overview

The 6ES7953-8LP31-0AA0 is a product within Siemens' SIMATIC S7 series. It is a micro memory card designed for use with S7-300, C7, and ET 200 industrial automation and control devices. This memory card utilizes 3.3V Nflash technology and offers a storage capacity of 8 MB.

The main function of this product is to provide a reliable storage solution for saving programs, data, and configuration information to be loaded and backed up when needed. This is critical for industrial automation systems that require reliable data storage to ensure system persistence and recoverability.

What is SIMATIC S7-300, S7-400 and S7-1500

Siemens S7-300, S7-400, and S7-1500 are different series of programmable logic controllers (PLCs) developed by Siemens for industrial automation and control applications.

The following figure shows the migration guide from SIMATIC S7-300/400 to SIMATIC S7-1500,

The latest generation of controllers, the SIMATIC S7-1500, introduces a modern system architecture and, when paired with the TIA Portal, provides enhanced and efficient programming and configuration capabilities. To fully leverage these advantages, it's crucial for users currently utilizing SIMATIC S7-300/S7-400 automation systems and considering migrating to the new SIMATIC S7-1500 controllers to develop a comprehensive migration plan. This necessitates thorough pre-migration discussions and planning to ensure a seamless transition.

6ES7953-8LP31-0AA0 and SIMATIC S7-300

The "6ES7953-8LP31-0AA0" is a specific Micro Memory Card designed for use with Siemens' SIMATIC S7-300 series programmable logic controllers (PLCs) and related automation devices. Here's how this memory card is related to the SIMATIC S7-300 series:

• Compatibility: It is specifically designed to work with the SIMATIC S7-300 series PLCs. It is used to store control programs, data, and configuration information for these PLCs.
• Memory Expansion: The memory card serves as a means to expand the memory capacity of SIMATIC S7-300 PLCs. This is important when the default internal memory of the PLC is not sufficient to accommodate larger programs or data storage requirements.
• Data Storage: The memory card provides reliable and non-volatile storage for critical data and programs. This is essential for ensuring the longevity and stability of automation processes controlled by the SIMATIC S7-300 PLCs.
• Hot-Swappable: In many cases, these memory cards are hot-swappable, meaning they can be replaced or upgraded without shutting down the entire automation system, which helps reduce downtime during maintenance or upgrades.
• Backup and Recovery: The memory card is often used to create backups of control programs and configuration settings, which can be crucial for disaster recovery or when making system changes.

For study, here’s the video about how to configure an S7-300 Redundant PLC,

6ES7953-8LP31-0AA0 Specifications and Features

Specifications

Features

• Memory Type: Flash-EPROM - The card uses Flash Electrically Programmable Read-Only Memory, which allows for reliable and non-volatile storage of data, programs, and configurations.
• Memory Capacity: With a storage capacity of 8 Mbyte, it provides ample space for storing programs, data files, and other critical information required for industrial automation tasks.
• Compatibility: It is designed to work with Siemens' S7-300 and ET 200 series, ensuring seamless integration into these automation systems.
• Durability: Built for industrial environments, the memory card is robust and capable of withstanding harsh operating conditions, making it suitable for use in demanding industrial settings.
• Longevity: The card has a minimum data retention period of 10 years after the final programming action, ensuring the integrity of stored data over an extended period.
• High Write/Delete Cycle Count: With a minimum of 100,000 write/delete operations, it provides durability and reliability for frequent data updates and program changes.
• Compact Design: Its compact dimensions (24mm x 32mm x 1.4mm) and lightweight profile (2g) make it easy to install and fit into space-constrained environments.
• Hot-Swappable: It supports hot-swapping, allowing for the replacement of the memory card while the system is in operation, reducing downtime during maintenance.
• Backup and Recovery: It can be used for data backup, ensuring that critical programs and configurations are safeguarded against data loss, and it simplifies system upgrades and recovery.
• Industrial-Grade: Designed and manufactured for industrial use, this memory card meets the reliability and performance requirements of automation and control systems.

6ES7953-8LP31-0AA0 Application

• Storing Control Programs: It stores the control programs for industrial machines and processes, allowing precise control and automation.
• Data Logging: It logs data for analysis, quality control, and compliance, ensuring that historical data is securely stored.
• Backup and Recovery: It's crucial for backing up essential program and configuration data, reducing downtime in case of system failures or upgrades.
• Recipe Management: It manages recipes for production processes, particularly in food, beverage, and pharmaceutical industries.
• HMI Configuration: It stores Human-Machine Interface (HMI) configurations, ensuring consistent and user-friendly interfaces.
• Communication Parameters: It stores communication settings for reliable data exchange between devices.
• Equipment Configuration: It simplifies the setup and maintenance of industrial devices and modules.
• Fault Analysis: It assists in troubleshooting and fault analysis by storing error logs and diagnostic data.
• Process Control: It maintains control parameters and setpoints for manufacturing processes.
• System Upgrades: During upgrades, it facilitates transferring programs and configurations to new hardware.

6ES7953-8LP31-0AA0 Packages

The packaging dimension is 9.00x10.70x0.70CM, check the photo shown below,

6ES7953-8LP31-0AA0 Price

The price is about €530 - €590, to get the most accurate and up-to-date pricing information for the Siemens Micro Memory Card, I recommend checking with authorized Siemens distributors, resellers, or visiting the Siemens official website.

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6ES7953-8LP31-0AA0 Datasheet PDF

💡 Learn and download 6ES7953-8LP31-0AA0 datasheet PDF here>>

6ES7953-8LP31-0AA0 Manufacturer

Siemens.

Siemens is a global technology company headquartered in Munich, Germany. It is one of the largest and most well-known conglomerates in the world, with a history dating back to 1847.

The product "6ES7953-8LP31-0AA0" is a specific component within Siemens' portfolio, and it's a Micro Memory Card designed for use in Siemens automation and control systems, particularly in the S7-300, C7, and ET 200 series.

Conclusion

In conclusion, the 6ES7953-8LP31-0AA0 Siemens S7-300 memory card stands as a testament to Siemens' commitment to delivering robust and reliable solutions for industrial automation and control. Its ability to store vital program data and system configurations ensures the uninterrupted operation of PLCs in critical applications. As technology continues to advance, Siemens remains at the forefront of innovation in industrial automation, providing solutions that drive efficiency and reliability in the world of manufacturing and beyond.