MFM384 Features3 (True rms) Voltage3 (True rms) Current3 Power (Active, Reactivr, Apparent)3 Power FactorFrequencyEnergy (Active, Reactivr, Apparent)Total Harmanic DistortionProgrammable CTPT PrimarySecondaryModbus RTU Communication(RS485) (Optrional)Single Pulse OutputDemand (Max Min active powre & Reactive, Max Apparent Power)