The simple concept of the Domina Hotel system provides a very reliable operation since it is based on the so-called "distributed logic" where each device, independently of its place of installation and connections to other system devices, can function completely independently according to its own logic. All stand-alone devices in the system within a room communicate and are supplied via a single BUS cable.

* It is recommended to supply the system through a dedicated UPS line
* All hotel management devices in the room must be linearly connected according to the input-output principle
* For the execution of the ARMbus line, it is recommended to use a twisted and shielded BUS cable supplied by AVE s.p.a. (catalogue code CVAVEBUS)
Limitations of the Stand-Alone system: