A method for provisioning and configuring room automation components of a building automation system during an installation and configuration phase, wherein a configuration unit is used for the provisioning and configuring the room automation components, each room automation component is assigned a unique during the installation, a temporary address and a unique recognition code is defined for each room automation component and for an associated, temporary address, which is transferred to the respective room automation component, where a configuration mode is activated, during which the respective recognition code is issued by the respective room automation component. After successful identification and association with the respective associated, temporary address, each identified room automation component is indicated optically on the mobile unit and is selectable in a simple manner for further configuration, whereby the outlay in time is reduced and the flexibility during the installation is increased.