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10/6/2009 9:33 AM | |
Posts: 1 Rating: (0) |
Hello, I am looking for informations on the behavior of CPU 31xat power off ( program and memory), Thanks, |
10/9/2009 10:14 PM | |
Joined: 12/22/2006 Last visit: 1/25/2022 Posts: 1742 Rating: (308) |
Hello, In this manual http://support.automation.siemens.com/WW/view/en/12996906 Chapter 3 explains the memory concept. chaptyer 4.1.3 handles Retentivity of memory objects The CPU is equipped with a maintenance-free retentive memory, i.e. no back-up battery is required for its operation. |
Best regards |
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