METHOD FOR TRANSFERRING AN ALARM FROM AN ALARM DEVICE AND A SYSTEM FOR TRANSFERRING AN ALARM MESSAGE

摘要

A method for the transmission of an alarm from an alarm device and a system for the transmission of an alarm message, the system comprising a communications network (12) provided with a hot-line function, a first subscriber connection (11) coupled with said communications network (12), a second subscriber connection (15) coupled with said communications network (12) for producing a signal of the alarm device (8) or the detector, and an interface unit for coupling the alarm device (8) or the detector with the first subscriber connection (11). The interface unit (3) further comprises means (2b, 31) for reserving a subscriber connection and for determining a reservation time (T1) and a means (32) for transmitting an alarm message to the first subscriber connection (11), whereby the alarm message is transmitted to the second subscriber connection (15) by utilizing the hot-line function of the communications network (12).