... RS485/Modbus, Profibus, Bacnet function 3. 8MB PMAC770 Multifunction Power Meter ØSuit for LV/ HV voltage system For low voltage ... periods of time in 24 hours, 4 tariff rates. ØPower quality analysisHarmonic analysis, crest and K factor, unbalance etc. ... CE. KEMA ParameterAccuracyVoltage0.2%Current0.2%Power0.5%Power factor0.5%Frequency0.01Active power0.5%Reactive power2.0%THD1.0%Harmonic1.0%Unbalance ...