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In a M580 HotStandby system, are the “reverse registers” exchanged only from Stby to Prim?

Unlike Quantum HSBY, there are 2 distinct areas :
  • one area is copied from Primary to Standby.
  • the other one from Standby to Primary CPU.
Each area has 64 words.

Released for: Schneider Electric Vietnam
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Modicon M340
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Modicon M580
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