Electric meter based on RS485 data route sharing

The utility model provides an electric meter based on RS485 data route sharing, which is simple in circuit and convenient to control, realizes dual purposes of single-phase electricity, three-phase electricity and multiple purposes of one meter, can monitor voltages, currents, powers, electricity consumption and cable temperatures of three paths of single-phase electricity utilization equipment atthe same time, greatly improves the number of monitoring paths, and improves the monitoring efficiency. The requirement that a user wants to acquire the states of multiple branch electric equipment is met; according to the meter, the acquisition module and the module lead are in corresponding electronic connection with the mainboard, so that the space is reduced, the cost is saved, the meter communicates with the meter reading intelligent terminal, centralized reading of electric quantity can be realized, the performance is reliable, the transmission is fast, the transmission is accurate, theprogram is stable, and th