Indicates the current status of an Alarm. Possible values for this property are 0: Alarm left the alarm condition and was acknowledged, 1: Alarm active and needs acknowledgment, 2: Alarm active and acknowledged, 3: Alarm inactive and needs acknowledgment, 4: Alarm shelved, 5: Alarm suppressed by shelving, 6: Alarm suppressed by design, 8: Alarm active and does not need acknowledgment, 9: Event, or 10: Alarm inserted via TrackEvent method. This is a read-only property.