Acknowledged is True if the corresponding condition has been acknowledged, otherwise False.

AcknowledgerID contains the Id of the client who last acknowledged the condition.

Active is True if the corresponding condition is active, otherwise False.

ActiveSubCondition contains the name of the current active sub-condition for multi-state conditions which are active.

Comment contains the comment passed by the client who last acknowledged this condition.

ConditionName contains the name of the condition.

CondLastActive contains the time of the most recent transition into ActiveSubCondition.

CondLastInactive contains the time of the most recent transition out of this condition.

CustomProps contains a collection of vendor specific attributes.

Enabled is True if the corresponding condition is enabled, otherwise False.

LastAckTime contains the time of the last acknowledgment.

Quality contains the latest quality read from the server.

Source contains a string indicating the source of the event notification.

State contains the current state of the condition.

SubConditions contains the TdOPCEventSubConditions of the condition.

SubCondLastActive contains the time of the most recent transition into ActiveSubCondition.

Tag has no predefined meaning.