Three Phase Power Analyzer TES-3600 1).1P2W, ... 512KB Memory,20,000 Sets) 3).RS-232 Three Phase Power Analyzer TES-3600 10 Display Easy - to ... θ ,Hz, & Energy KWh, KVARh & KVAh Measurement. Phase sequency indicator function. Backlight display function. Manual Data Memory and ... and Start / Stop Time. RS-232 Optical Interface with three phase voltage / current Waveform display and Harmonic analysis. Easy - ...