release-22.2:Backport!6810

Merged Andrey Vertiprahov requested to merge cherry-pick-80bf7deb into release-22.2

Alstec.24xx.get_metrics. Fix metric units.

See merge request !6810 (merged)

(cherry picked from commit 80bf7deb)

71cf02cd Alstec.24xx.get_metrics. Fix metric units.

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