A robust panel meter with bright LCD display, programmable CT & PT ratio, True RMS measurement, password protection, and Total Harmonic Distortion (THD) monitoring. Features Import/Export energy metering, Maximum Demand controller, and RS485 computer interface tracking VL-L, VL-N, Amp, PF, kW, kVA, kVAR, kWh & Load Hours. Suited for control panels, distribution systems, generator sets, motor control, and SCADA-based process control applications.