Siemens 6ES7953-8LL31-0AA0 Micro Memory Card

The Siemens SIMATIC S7 Micro Memory Card (MMC) 6ES7953-8LL31-0AA0 is a storage medium used for SIMATIC S7-300/C7/ET 200 series Programmable Logic Controllers (PLCs). It is primarily used to store the PLC's user programs, data blocks, system data, and configuration information, ensuring that the PLC can operate correctly and retain critical information.

Product Detailed Description

• Function:

• Stores user programs, data blocks, configuration data, and system firmware for SIMATIC S7-300, C7, and ET 200 series CPUs.

• Retains all stored data even after the PLC CPU is powered off.

• Serves as an essential component for PLC operation and restart.

• Supports read and write operations for data, used for program upload, download, and updates.

• Features:

• Micro Memory Card (MMC) format based on Nflash technology.

• 2 MB storage capacity.

• 3.3V power supply.

• Compact and lightweight design for easy installation and replacement.

• Provides a reliable storage solution for the SIMATIC S7 series PLCs.

Product Parameters

• Model Number: 6ES7953-8LL31-0AA0

• Product Type: SIMATIC S7, Micro Memory Card P

• Compatibility: For CPUs of SIMATIC S7-300, C7, and ET 200 series PLCs.

• Storage Capacity: 2 MB (2000 KB)

• Storage Technology: 3.3V Nflash

• Hardware Interface: SDHC (though it's MMC format, it's technically related to SDHC)

• Write/Delete Lifetime: Minimum 100,000 write/delete operations

• Dimensions: Approx. 5 x 4 x 34 mm

• Weight: Approx. 17 g (0.07 lbs)

• Country of Origin: Germany

• Lifecycle Status: This product has been announced for phase-out since October 1, 2023 (Product phase-out since: 01.10.2023).

Product Advantages

• Reliable Data Storage: Utilizes Nflash technology to ensure stable storage of PLC programs and data integrity.

• Broad Compatibility: Specifically designed for Siemens S7-300/C7/ET 200 series, ensuring seamless integration.

• Compact and Lightweight: Easy to install and replace in PLC systems without occupying extra space.

• Durability: Features a high write/delete lifetime, suitable for frequent data operations in industrial environments.

• Plug-and-Play: Typically can be inserted directly into the PLC for use without additional configuration.

Precautions

• Phase-Out Status: Please note that this model was announced for phase-out on October 1, 2023. This means that acquiring new products or future support may become difficult. It is advisable to consider alternatives or upgrades to more modern SIMATIC S7 platforms for new projects.

• Compatibility Check: Before use, always confirm that this memory card is compatible with your specific SIMATIC S7-300/C7/ET 200 CPU model. Different CPUs may have varying memory card requirements.

• Data Backup: Always back up the program and data in your PLC before performing any operations (e.g., replacing the memory card, updating firmware).

• ESD Protection: Take electrostatic discharge (ESD) precautions when handling the memory card to prevent damage.

• Avoid Physical Damage: Memory cards are sensitive electronic components; avoid dropping, bending, or subjecting them to other physical impacts.

• Write Protection: If the memory card has a write-protect switch, set its status as required.

Product Applications

The Siemens SIMATIC S7 Micro Memory Card 6ES7953-8LL31-0AA0 is primarily used in:

• Industrial Automation:

• Storing and running PLC programs in various manufacturing processes, such as automotive production, food and beverage manufacturing, and packaging machinery.

• Machine Control:

• Serving as core storage for control systems of standalone machines (e.g., machine tools, robots, printing presses).

• Process Automation:

• In small to medium-sized process control systems, for storing control strategies and operational data.

• Distributed I/O Systems:

• In CPU modules within ET 200 distributed I/O systems, for storing their own configuration and programs.

• System Upgrades and Maintenance:

• Used for loading new programs, firmware updates, or performing data recovery in PLC systems.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapor

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Related products:

E-mail: alex@fenoux.com

Tel.: +86 13338369201

Skype: +86  13338369201

WhatsApp: +86  13338369201