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# Metrology Per-Cycle Measurements Read Command

When the application receives a PARC command, it reads the metrology library registers and then converts and scales the internal data (stored in a high resolution format) to the proper units.

    ; Read per-cycle voltage
    PARC[U]
    Present per-cycle voltage is :
    Ua=220.013V Ub=220.453 Uc=220.063V

    ; Read per-cycle current
    PARC[I]
    Present per-cycle current is :
    Ia=5.0174A Ib=5.0155A Ic=5.0105A Ini=0.0258A Inm=0.0236A Inmi=0.0022A

    ; Read per-cycle active power
    PARC[P]
    Present per-cycle active power is :
    Pt=3301.2W Pa=1100.3W Pb=1100.3W Pc=1100.6W

    ; Read per-cycle reactive power
    PARC[Q]
    Present per-cycle reactive power is :
    Qt=3.9Var Qa=1.2Var Qb=1.1Var Qc=1.6Var

    ; Read per-cycle apparent power
    PARC[S]
    Present per-cycle apparent power is:
    St=900.8VA Sa=300.1VA Sb=300.5VA Sc=300.2VA

    ; Read per-cycle voltage, fundamental component only
    PARC[UF]
    Present per-cycle voltage (fundamental) is:
    Ua=219.917V Ub=222.013V Uc=218.018V

    ; Read per-cycle current, fundamental component only
    PARC[IF]
    Present per-cycle current (fundamental) is:
    Ia=4.0001A Ib=4.9725A Ic=4.0024A Ini=0.6985A Inm=0.9336A Inmi=0.2351A

    ; Read per-cycle active power, fundamental component only
    PARC[PF]
    Present per-cycle active power (fundamental) is:
    Pt= 744.1W Pa= 248.2W Pb= 248.8W Pc= 247.1W

    ; Read per-cycle reactive power, fundamental component only
    PARC[QF]
    Present per-cycle reactive power (fundamental) is:
    Qt= 355.6Var Qa=118.2Var Qb=118.3 Var Qc=119.1Var

    ; Read per-cycle apparent power, fundamental component only
    PARC[SF]
    Present per-cycle apparent power (fundamental) is:
    St=894.8VA Sa=299.1VA Sb=298.5VA Sc=297.2VA

    ; Read per-cycle frequency in dominant phase
    PARC[F]
    Present per-cycle frequency is:
    Freq=50.01Hz

    ; Read per-cycle dominant frequency and frequency per phase
    PARC[FT]
    Dominant per-cycle frequency is:
    Freq=50.01Hz
    FreqA=50.01Hz, FreqB=0.00Hz, FreqC=0.00Hz

    ; Read per-cycle angle between voltage and current
    PARC[A]
    Voltage and current angle per-cycle is :
    Angle_A=59.827 Angle_B=-60.012 Angle_C=0 Angle_N=0 Angle_VAB=120.102 Angle_VAC=0

Rev: E