Smart Home controls home appliances or lighting devices with the help of external expansion modules-IO Controller. The IO module can realize the functions of electrical equipment control, centralized control, programming control and off-site remote control.
One end of the IO controller is connected to bus network, controlled by a visual intercom device or telephone gateway, and the other end is connected to various alarms, such as smoke alarms, gas alarms, etc., via Digital input (DI). The DI collects all kinds of alarm signals, and if there is an alarm, it is immediately reported to the control device through the bus network, and the control device then reports it to the property through the set program, or through the district network, sends emails, instant messages, etc. through the Internet; or Call a number for help through the telephone gateway from a public telephone.