BUILDING CONTROL SYSTEM USING RADIO COMMUNICATION

摘要

PURPOSE: A building control system using radio communication is provided to control a door of a building by using a radio communication method. CONSTITUTION: A main unit(100) senses the access of a potable cordless card(200) and controls various peripheral devices. The main unit(100) is installed in a building. The main unit(100) fastens a door locking device(300) when the main unit(100) does not receive a signal from the portable cordless card(200) or does not perform an additional control operation. A door sense switch(140) is installed to a door. The door sense switch(140) senses a state of the door and reports the result to the main unit(100). A lock sense switch(310) is installed at the door locking device(300) to sense a locking state of the door.