| 摘要 |
The utility model discloses a long-distance meter-reading terminal based on bus modularization, which comprises bus circuit backplane used as platform of various module and the connection between modules and exterior; a data communication module used for long distance data transmission; a multi-channel data collecting module used for pulse measuring meter data collection; a ammeter data collecting module used for collecting 485 interface electric energy meter data; a can bus used to support distribution control and real time controlled serial communication network; all the modules are inserted on the bus circuit backplane, the CAN bus is connected with module through the port on the CAN bus backplane. The utility model has advantages of simple installation, reliable application, easy maintenance, stable mobile communication data channel (GPRS,CDMA,3G)is used as transmission interface to realize long-distance data transmission, so the electricity consumption data of all the residential district users can be read and sent timely and collectively . |
