71M6545 Datasheet, PDF (109/134 Pages) Maxim Integrated Products – Four-Quadrant Metering, Phase Metrology Processors Flash/RAM Size

PDS_6545_009
Data Sheet 71M6545/H
Table 76: CE Parameters for Noise Suppression and Code Version
CE
Address
Name
Default
Description
0x26
QUANT_IA
0
0x27 QUANT_WA
0
Compensation factors for truncation and noise in current, real
energy and reactive energy for phase A.
0x28 QUANT_VARA
0
0x2A
QUANT_IB
0
0x2B
QUANT_WB
0
Compensation factors for truncation and noise in current, real
energy and reactive energy for phase B.
0x2C QUANT_VARB
0
0x2E
QUANT_IC
0
0x2F
QUANT_WC
0
Compensation factors for truncation and noise in current, real
energy and reactive energy for phase C.
0x30 QUANT_VARC
0
0x31
QUANT_ID
0
Compensation factors for truncation and noise in current for
phase D.
LSB weights for use with the 71M6xx3 isolated sensors:
QUANT _ Ix _ LSB = 5.20864 ⋅10^−10 ⋅ IMAX ² ( Amps² )
QUANT _Wx _ LSB = 8.59147 ⋅10^−10 ⋅VMAX ⋅ IMAX (Watts)
QUANT _VARx _ LSB = 8.59147 ⋅10^−10 ⋅VMAX ⋅ IMAX (Vars)
LSB weights for use with Current Transformers (CTs):
QUANT _ Ix _ LSB = 5.08656 ⋅10^−13 ⋅ IMAX ² ( Amps² )
QUANT _Wx _ LSB = 1.04173⋅10^−9 ⋅VMAX ⋅ IMAX (Watts)
QUANT _VARx _ LSB = 1.04173⋅10^−9 ⋅VMAX ⋅ IMAX (Vars)
v1.0
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