Three-phase meter with carrier communication function

The utility model provides a three-phase meter with a carrier wave carrier communication function, which belongs to the technical field of electric measuring instruments and is characterized by comprising a main chip peripheral circuit and a plurality of external circuits. The external circuit comprises an infrared communication circuit, an electric energy metering circuit, an ESAM circuit, a storage circuit, a 485 communication interface circuit, a power supply circuit and a carrier communication circuit; the main chip peripheral circuit is used for controlling the external circuit, the 485 communication interface circuit is used for communicating with external equipment, the infrared communication circuit is used for infrared communication of a three-phase meter, and the carrier communication circuit is used for realizing communication between the three-phase electric energy meter and other equipment, so that the three-phase electric energy meter has a carrier communication function; the carrier communicati