The utility model relates to a two data channel's multilist unification data communication protocol converter. The storage module that is connected including central control module and with this central control module, the communication interface module goes upward, be issued to the lower level communication interface module, power conversion module, infrared communication module, carrier communication module, serial ports communication interface module, power conversion module is connected to external power source, be it m to go upward the communication interface module bus communication standard from the mode module, down communication interface module is m bus communication standard's holotype module, and the m that data collection station, down communication interface module bond touser are connected to the communication interface module goes upward bus intelligence water gauge. The utility model discloses a carrier communication module and electric power multilist unificationcollection system's concentrator communication, electric power multilist unification collection system can real -time reading the utility model discloses a memory cell's water gauge user data, and pass through m bus communication module has realized that the data of one set of device collection can provide the many sets of real -time sharing of system.