Segundo a documentação do protocolo BACnet:

Specifies the number of remaining days for which the credential can be used. If this property has a value greater than zero, its value shall be decremented by one when the credential this object represents is granted access at an access controlled point, and the current date is more recent than the date indicated in the property Last_Use_Time. If this property becomes zero, the Access Credential shall be disabled and the value DISABLED_MAX_DAYS shall be added to the Reason_For_Disable property. The value DISABLED_MAX_DAYS shall be removed from the Reason_For_Disable property when this property is set to a value greater than zero. If this property is present and the credential this object represents is not limited in the days it can be used, then the value of this property shall be -1 and DISABLED_MAX_USES shall never be added to the Reason_For_Disable property.

A propriedade daysRemaining do objeto accessCredential pode ser lida e escrita utilizando um tag normal (IOTag).

Parâmetros texto

Parâmetros numéricos

Valor do tag

Um inteiro de 32 bits com sinal.