In a Quantum PLC what happens to the value of %SW125 (which indicates the cause of a HALT) on a power cycle?

Issue
In a Quantum PLC what happens to the value of %SW125 (which indicates the cause of a HALT)  on a power cycle?

Product Line
EcoStruxure Control Expert (former Unity Pro), Modicon Quantum

Environment
Unity Pro v13.1, 140CPU67160

Resolution
Attached is a chart with the results of various restarts on %SW125. a yes indicates the value is set to zero.

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