... ,KVAR,MVAR) Power Factor (PF), Phase Angle( Φ ) Energy (WH,KWH,KVARH,PFH) Programmable PT(1 to 3000)Ratios Display of ... 50000 Records with Programmable Interval (1 to 6000 seconds) Real-time Output of Waveform, Power Parameters and Harmonics at Command Large ... of Samples per Period 512 (voltage or current),256 (power) Operating Temperature -10 to 50 Operating Humidity <85% RH Storage temperature -20 ...