Report Function - LG PQNFB17C0 Manual De Instalación

Report Function

Event Notification
1) Registration of Event Notification Destination
It is possible to use the AddListElement service to register notification destination information on
the Recipient List property of the Notification Class object.
2) Deletion of Event Notification Destination
The RemoveListElement service can be used to delete notification destination information from
the Notification Class object.
3) Event Notification Destination in Memory
The registered event notification destination is stored in the memory. When the system is turned
on, the event notification destination will be initialized with the stored information. The Event
notification destination will be stored five seconds after the registration or deletion.
COV(Change of Value) Notification
A request for COV registration is accepted through the SubscribeCOV service.
1) Setting of Confirmed or Unconfirmed COV
This item is supported according to the BACnet Specifications.
2) Setting of the desired lifetime of the subscription
This item is supported according to the BACnet Specifications.
When COV notification is made at the time of status change, the difference between the
registered time and present time will be calculated. If the difference is greater than the registered
lifetime of the subscription, the subscription will be judged expired and deleted. Therefore, if a
clock time change is made, the lifetime of the subscription may differ from the value that has been
set.
3) Memory after Interruption of Power Supply to System
This item is not supported. Registration information is not stored in the memory, and will be
lost when the power is turned off. According to the BACnet Specifications, It is not required to
guarantee preservation of subscriptions across power failure.
FUNCTIONAL SPECIFICATIONS ACP BACnet
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