Datasheet

90E36A POLY-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
Register 56 April 2, 2013
6.4.4 FUNDAMENTAL/HARMONIC ENERGY CALIBRATION REGISTERS
6.4.5 MEASUREMENT CALIBRATION
Table-7 Fundamental/Harmonic Energy Calibration Registers
Register
Address Register Name
Read/Write
Type Functional Description Power-on Value
50H HarmStart R/W Harmonic Calibration Startup Command 6886H
51H POffsetAF R/W Phase A Fundamental Active Power Offset 0000H
52H POffsetBF R/W Phase B Fundamental Active Power Offset 0000H
53H POffsetCF R/W Phase C Fundamental Active Power Offset 0000H
54H PGainAF R/W Phase A Fundamental Active Power Gain 0000H
55H PGainBF R/W Phase B Fundamental Active Power Gain 0000H
56H PGainCF R/W Phase C Fundamental Active Power Gain 0000H
57H
CS2
*
R/W Checksum 2 0000H
Note: The calculation of the CS2 register is similar as the CS0 register by calculating the 51H-56H registers. For details, please refer to application note AN-644.
Table-8 Measurement Calibration Registers
Register
Address Register Name
Read/Write
Type Functional Description Power-on Value
60H AdjStart R/W Measurement Calibration Startup Command 6886H
61H UgainA R/W Phase A Voltage RMS Gain CE40H
62H IgainA R/W Phase A Current RMS Gain 7530H
63H UoffsetA R/W Phase A Voltage RMS Offset 0000H
64H IoffsetA R/W Phase A Current RMS Offset 0000H
65H UgainB R/W Phase B Voltage RMS Gain CE40H
66H IgainB R/W Phase B Current RMS Gain 7530H
67H UoffsetB R/W Phase B Voltage RMS Offset 0000H
68H IoffsetB R/W Phase B Current RMS Offset 0000H
69H UgainC R/W Phase C Voltage RMS Gain CE40H
6AH IgainC R/W Phase C Current RMS Gain 7530H
6BH UoffsetC R/W Phase C Voltage RMS Offset 0000H
6CH IoffsetC R/W Phase C Current RMS Offset 0000H
6DH IgainN R/W Sampled N line Current RMS Gain 7530H
6EH IoffsetN R/W Sampled N line Current RMS Offset 0000H
6FH
CS3
*
R/W Checksum 3 8EBEH
Note: The calculation of the CS3 register is similar as the CS0 register by calculating the 61H-6EH registers.