Segundo a documentação do protocolo BACnet:

Records event notifications with timestamps and other pertinent data in an internal buffer for subsequent retrieval. Each timestamped buffer entry is called a "log record."

Objetos do tipo eventLog possuem as seguintes propriedades:

•ackedTransitions

•bufferSize

•description

•enable

•eventAlgorithmInhibit

•eventAlgorithmInhibitRef

•eventDetectionEnable

•eventEnable

•eventMessageTexts

•eventMessageTextsConfig

•eventState

•eventTimeStamps

•lastNotifyRecord

•logBuffer

•notificationClass

•notificationThreshold

•notifyType

•objectIdentifier

•objectName

•objectType

•profileLocation

•profileName

•propertyList

•recordCount

•recordsSinceNotification

•reliability

•reliabilityEvaluationInhibit

•startTime

•statusFlags

•stopTime

•stopWhenFull

•tags

•totalRecordCount