Jump to main content

# Metrology Measurements Read Command

When the application receives a PAR 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 voltage
    PAR[U]
    Present voltage is :
    Ua=220.013V Ub=220.453 Uc=220.063V

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

    ; Read active power
    PAR[P]
    Present active power is :
    Pt=3301.2W Pa=1100.3W Pb=1100.3W Pc=1100.6W

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

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

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

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

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

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

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

    ; Read frequency in dominant phase
    PAR[F]
    Present frequency is:
    Freq=50.01Hz

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

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

Rev: E