@startuml

participant ACM_Runtime
database ACM_Database

loop Every ACM_Runtime Supervision Interval
  loop Over all Participants
    ACM_Runtime -> Database: Read Participant Heartbeat Information
    alt Participant Heartbeat not received in Timeout Interval
      ACM_Runtime -> ACM_Database: Set Participant State as OFFLINE
      ACM_Runtime -> ACM_Runtime: Mark all ACM Element Instances\nrunning on Participant as OFFLINE
      activate ACM_Runtime
      deactivate ACM_Runtime
    end
  end
end

@enduml