7400 has a strong usability. Been widely used in residential homes and perimeter alarm systems, building security systems, as well as factories, schools, storage, and other large-scale security systems. Computer Management can be achieved, and to facilitate integration with other systems. 
 1, comes with 8 zones, a two-core bus way (not including the detector power cord) can be expanded to 240 zones, a total of 248 zones. 
 2, the bus total length of 2.0km (Ф1.5mm). 
 3, the keyboard can be accessed by 15, divided into eight independent partitions, can be independently arm / disarm. 
 4, 200 set of personal operating code; 30 programmable zone functions. 
 5, choose a variety of zone expansion module: There are eight zone expansion module FC-7408, single-zone expansion module FC-7401, dual-zone expansion module FC-7402, six-zone keyboard FC-6Zkey, with the output of the single-zone expansion module FC -7401 +, and with the address code of the detector. 
 6, the auxiliary output bus interface can be accessed by FC-7448, FC-7412, FC-32B relay output module and other peripheral equipment. Zone alarm and the output can be achieved one to one, many to one, one to many other police / output relationship. 
 7, FC-7412 can be realized by the computer directly connected to, or through the interface device and the LAN connection. 
 8, with the alarm center through the PSTN connection, support 4 +2, Contact ID, and other communication formats. 
 9, can be programmed to achieve the keyboard or remote control programming. 
 10, support for wireless extensions: 2 wireless receivers, wireless detector 112 or button, wireless keyboard 5.