SIMATIC S7-400 RAM Memory Card 6ES7952-1AS00-0AA0 The Siemens 6ES7952-1AS00-0AA0 is a RAM memory card designed for use with Siemens S7-400 PLCs. It provides additional memory capacity for storing user programs, data blocks. There are SIMATIC S7-400 RAM Memory Card 6ES7952-1AS00-0AA0 Technical Features: Memory Capacity: 16 MB of RAM & SRAM Long Design: The longer form factor to fit in specific S7-400 configurations. Compatibility: Specifically designed for S7-400 PLCs. Data Retention: Volatile memory, meaning data is lost when power is removed. Program Storage: Stores the PLC’s user program. Data Storage: Stores data blocks, alarms, and other system information. Backup and Restore: Can be used to back up and restore PLC programs and data. Summary of SRAM & EEPROM The memory card is installed directly into the PLC. The PLC’s configuration software is used to manage the memory card and its contents. Ensure compatibility with the specific S7-400 CPU model. That this is an older model, and newer, more powerful memory options may be available for S7-400 PLCs.
