FIELD: information technologies.
SUBSTANCE: invention relates to information technologies, namely to security systems. A system for detecting access to the controlled space and issuing a message of such an access includes at least one controller and at least one wireless sensor having the first state and the second state, and at least one data collection device made with the possibility of wireless reception of signals from the controller and the sensor and wireless transmission of signals to the controller and the sensor, wherein, when the sensor detects a physical change indicating an access event in the specified space, it automatically switches between the first and the second states, wherein information about the changed state is recorded and stored in the specified sensor until it receives a request from the controller.
EFFECT: increase in the reliability of operation of the access detection system.
13 cl, 4 dwg
