The ElNet LTC Power Factor Controller & Energy power meter measures power factor and power factor correction by using up to 16 stages of on and off switching control of capacitor banks. This product allows several methods for automatic identification of capacitors size along with its connection. This product features simple operated menus , multilingual support, up to 6 months of energy data logging, harmonics with up to 31th Harmonic, 1600 samples per cycle, an Accuracy rate of 0.2% , an RS485 Communication Port, a Modbus and BACnet protocols, among others.