6ES7953-8LJ31-0AA0 Siemens SIMATIC S7 Memory Card

Product Description

Configured for user program and data storage in Siemens SIMATIC automation systems, the Siemens 6ES7953-8LJ31-0AA0 (6ES7953-8LJ31-0AA0 SIMATIC S7 Memory Card) provides non-volatile memory capacity for compatible S7-300 and S7-400 PLC applications. The card stores automation program data and is powered directly through the PLC memory card interface. Its compact physical format supports installation within the designated SIMATIC controller memory card slot.

Hardware Specifications

SIMATIC Firmware Flash Compatibility

The Siemens 6ES7953-8LJ31-0AA0 operates as a removable memory component within the SIMATIC S7 controller architecture. It provides storage space for user programs and associated data while maintaining compatibility with the designated PLC memory interface.

In addition, memory card compatibility depends on the specific S7 CPU type and its supported memory card architecture. Therefore, the controller documentation should be checked before installation or program transfer. The card must also be inserted only into the designated memory card slot to maintain correct electrical contact and data access.

Frequently Asked Questions (FAQ)

Q: What is the primary function of the Siemens 6ES7953-8LJ31-0AA0?
A: The card stores user programs and automation data for compatible Siemens SIMATIC S7 automation systems.

Q: Does the 6ES7953-8LJ31-0AA0 require an external power supply?
A: No. The card receives its operating power directly through the compatible PLC memory card slot.

Q: Can the memory card be installed in any Siemens PLC?
A: No. Compatibility depends on the specific Siemens SIMATIC CPU and its supported memory card architecture. Verify CPU documentation before installation.

Field Installation Guidelines

Switch off the controller or follow the applicable Siemens CPU procedure before inserting or removing the memory card.

Insert the 6ES7953-8LJ31-0AA0 only into the designated SIMATIC memory card slot.

Keep the card contacts clean and avoid touching conductive surfaces directly.

Protect the card from electrostatic discharge during handling and installation.

Do not force the card into the slot if mechanical alignment is incorrect.

Verify CPU compatibility before transferring or loading user program data.

Store the memory card within its specified temperature range when it is not installed.

Keep the card away from moisture, conductive dust, and excessive mechanical stress.

Other Attributes

• Country of Origin:  Germany
• Lead Time: In Stock, 2 Working Days

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