The AlarmKey uniquely identifies an Alarm. This is a representation of an AlarmKey array. This is a representation of an AlarmKeyResult array. This is a representation of an AlarmValue array. This is a representation of an AttributeValue array. This is a representation of an AttributeValueChange array. This is a representation of a CorrelatedNotificationValue array. The ThresholdInfoType defines parameters that shall be present when the alarm is a result of a threshold crossing.