The Power Xpert Energy Meter (PXE) monitors the most critical aspects of an electrical distribution system. This premier metering instrument uses the latest in advanced technology to make it simple to use, powerful, scalable and highly flexible. The PXE offers a new level of accessibility to the critical information required to manage electrical distribution systems from anywhere in the world. This three-phase meter provides high accuracy and advanced features in the standard 4-inch form factor and can be expanded with multiple modular analog and digital I/O options.