E-Mon’s D-Mon wireless mesh communication system for automatic meter reading (AMR) is a network that allows single-phase multitenant facility managers to monitor and bill for actual energy usage and evaluate energy consumption from submeters without wiring or communication cabling. Class 4100 meters are equipped with self-configuring, peer-to-peer, multihopping wireless transceivers that route energy data between meters and the central data storage unit in the most efficient manner.