Segundo a documentação do protocolo BACnet:

Specifies the number of remaining uses that the credential can be used for authentication. If this property has a value greater than zero and access is granted at an access controlled point, then the value of this property shall be decremented by one. If this property becomes zero, then the Access Credential shall be disabled and the value DISABLED_MAX_USES shall be added to the Reason_For_Disable property. The value DISABLED_MAX_USES 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 number of uses, 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 usesRemaining 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.