参数资料
型号: 71M6545-IGTR/F
厂商: Maxim Integrated
文件页数: 109/133页
文件大小: 0K
描述: IC ENERGY METER 3PHASE 64LQFP
标准包装: 1,500
系列: *
71M6545/71M6545H Data Sheet
Other CE Parameters
Table 76 shows the QUANT CE parameters used for suppression of noise due to scaling and truncation
effects. The equations for calculating the LSB weight of each QUANT parameter are provided at the
bottom of Table 76 .
Table 76: CE Parameters for Noise Suppression and Code Version
CE
Address
0x26
0x27
0x28
0x2A
0x2B
0x2C
0x2E
0x2F
0x30
Name
QUANT_IA
QUANT_WA
QUANT_VARA
QUANT_IB
QUANT_WB
QUANT_VARB
QUANT_IC
QUANT_WC
QUANT_VARC
Default
0
0
0
0
0
0
0
0
0
Description
Compensation factors for truncation and noise in current, real
energy and reactive energy for phase A.
Compensation factors for truncation and noise in current, real
energy and reactive energy for phase B.
Compensation factors for truncation and noise in current, real
energy and reactive energy for phase C.
Compensation factors for truncation and noise in current for
phase D.
0x31 QUANT_ID 0
LSB weights for use with the 71M6xx3 isolated sensors:
QUANT _ Ix _ LSB = 5 . 20864 ? 10 ? 10 ? IMAX 2 ( Amps 2 )
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 ( Amps 2 )
QUANT _ Wx _ LSB = 1 . 04173 ? 10 ? 9 ? VMAX ? IMAX ( Watts )
QUANT _ VARx _ LSB = 1 . 04173 ? 10 ? 9 ? VMAX ? IMAX ( Vars )
v2
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