Commissioning
12.4 Operating and system states
S7-1500R/H redundant system
System Manual, 01/2024, A5E41814787-AF
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① Copying the SIMATIC Memory Card
The primary CPU copies parts of the load memory to the backup CPU:
• User program, system blocks and project data of the CPU from the \SIMATIC.S7S folder
Overwriting load memory content
Copying overwrites the load memory contents on the SIMATIC Memory Card of the backup
CPU with the content of the primary CPU load memory.
The display of the primary CPU indicates the copying progress.
Table 12- 6 Copying the SIMATIC Memory Card
The backup CPU copies the transferred load memory contents to its work memory.
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