Building Management System

Building Management System (BMS) is a high technology system installed on buildings that controls and monitors the building’s mechanical and electrical equipment such as air handling and cooling plant systems, lighting, power systems, fire systems, and security systems.
BMS consists of software and hardware. Software program, usually configured in a hierarchical manner, can be proprietary using such protocols as open standards like BACnet,Lon,Modbus,etc.
Nowadays, vendors are producing BMS that integrate using Internet protocols IP.