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13.6 Harmonic and Harmonic Summary Data Structure
141
13.6
Harmonic and Harmonic Summary Data Structure
DNP
Modbus
Quantity
Full Scale
Type:Index
Input Reg.
AI:96
30097
A RMS Harmonic Voltage
Vmax = 32767
AI:97
30098
A RMS Harmonic Voltage, K-Factor Adjusted
Vmax = 32767
AI:98
30099
A Voltage RMS THD, Fundamental Reference
100% = 32767
AI:99
30100
A Voltage RMS THD, Total Signal Reference
100% = 32767
AI:100
30101
A Voltage K-Factor
32.767 = 32767
AI:101
30102
A RMS Harmonic Current
Imax = 32767
AI:102
30103
A RMS Harmonic Current, K-Factor Adjusted
Imax = 32767
AI:103
30104
A Current RMS THD, Fundamental Reference
100% = 32767
AI:104
30105
A Current RMS THD, Total Signal Reference
100% = 32767
AI:105
30106
A Current K-Factor
32.767 = 32767
AI:106
30107
C RMS Harmonic Voltage
Vmax = 32767
AI:107
30108
C RMS Harmonic Voltage, K-Factor Adjusted
Vmax = 32767
AI:108
30109
C Voltage RMS THD, Fundamental Reference
100% = 32767
AI:109
30110
C Voltage RMS THD, Total Signal Reference
100% = 32767
AI:110
30111
C Voltage K-Factor
32.767 = 32767
AI:111
30112
C RMS Harmonic Current
Imax = 32767
AI:112
30113
C RMS Harmonic Current, K-Factor Adjusted
Imax = 32767
AI:113
30114
C Current RMS THD, Fundamental Reference
100% = 32767
AI:114
30115
C Current RMS THD, Total Signal Reference
100% = 32767
AI:115
30116
C Current K-Factor
32.767 = 32767
AI:116
30117
B RMS Harmonic Voltage
Vmax = 32767
AI:117
30118
B RMS Harmonic Voltage, K-Factor Adjusted
Vmax = 32767
AI:118
30119
B Voltage RMS THD, Fundamental Reference
100% = 32767
AI:119
30120
B Voltage RMS THD, Total Signal Reference
100% = 32767
AI:120
30121
B Voltage K-Factor
32.767 = 32767
AI:121
30122
B RMS Harmonic Current
Imax = 32767
AI:122
30123
B RMS Harmonic Current, K-Factor Adjusted
Imax = 32767
AI:123
30124
B Current RMS THD, Fundamental Reference
100% = 32767
AI:124
30125
B Current RMS THD, Total Signal Reference
100% = 32767
AI:125
30126
B Current K-Factor
32.767 = 32767
AI:126
30127
Reserved
0
AI:127
30128
Reserved
0
Table 13.4: Harmonic and Harmonic Summary Register Values
For technical details on how the Model 1133A measures harmonics and calculates harmonic
summary data, see Section 11.14, in the Functional Description. DNP users should be able to
download any of the Quantities listed in Table 13.4 by using the Index value associated with it.
For example, call C-phase, RMS Harmonic Current with index number 111. The measurement
resolution is determined by the maximum current divided by 32767.