The utility model discloses a many metamessages of foundation ditch monitoring devices, include: a plurality of sensor group, sensor group is used for monitoring the many metamessages of foundation ditch, a plurality of vasculums of laying on the different positions of foundation ditch lateral wall, each the vasculum corresponds connects a sensor group, the vasculum is right after carrying out signal conversion, the many metamessages of foundation ditch of sensor group output obtain the many first signals of foundation ditch, and will the many first signal transmission of foundation ditch are to the tray, lay on foundation ditch mouth peripheral earth's surface, be connected with a plurality of vasculums, be used for receiving the many first signals of foundation ditch that the vasculum transmission was come erupt simultaneously and deliver to the tray of server, the utility model discloses adaptation that can be fine and satisfy the monitoring demand of foundation ditch engineering is connected to go into automatic monitoring networks and is provided effective feasible scheme for will batch sensor in the foundation ditch monitoring whole.