Low pressure user transmission line detecting system that visits one house after another

The utility model discloses a low pressure user transmission line detecting system that visits one house after another, including the host computer with from the machine, host installation input check signal in total transmission line department and to the transmission line in room will wait from the machine that the room sign signal transmission who detects gives the host computer, and in the time of when install the transmission line who is waiting to detect the room from the machine on, the detected signal that the host computer detected corresponding transmission line changes, and whether the host computer corresponds to determine with room sign signal according to here transmission line's sign signal is visited one house after another. The utility model discloses a system has easy and simple to handle, the quick accurate advantage of measuring.