Power measurements and analysis of single and 3-phase/3-wire or 3-phase/4-wire systems. Large backlit LCD displays up to 35 parameters in one screen. True RMS power measurements with Harmonics display (1-99th order). Capture 28 Transient events (including Dip, Swell and Outage) with programmable threshold. Simultaneous Harmonics and Waveform display. Measures Current and Voltage. Datalogger records up to 52,428 records in single phase, 2 wire applications (17,476 in 3-phase 4-wire applications).