Smart area control unit

The utility model provides an intelligent area control unit. The intelligent area control unit comprises a PLC module, and an optical fiber ring network switch, a remote I/O module, a multi-mode communication module and a GSM alarm module which are respectively connected with the PLC module. The optical fiber ring network switch is also connected with a far-end monitoring center; the remote I/O module is also connected with an external control box; the multimode communication module is also connected with an external sensor; the module communication module comprises a gateway, and an AI interface, an AO interface, a DI interface, a DO interface, an RS232 interface, an RS485 interface, a CAN interface and a serial interface which are connected with the gateway. The GSM alarm module comprises a GSM sub-module with a built-in SIM card, a voice call sub-module and a short message sub-module; and the voice call sub-module and the short message sub-module are respectively connected with the GSM sub-module. Connecti