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Appendix
A.1 Modbus
Offset
Number
Name
of regis‐
ters
47
2
THD voltage L3‑L1
55
2
Line frequency
57
2
3-phase average voltage L‑N
59
2
3-phase average voltage L‑L
61
2
3-phase average current
63
2
Total apparent power
65
2
Total active power
69
2
Total power factor
71
2
Amplitude unbalance voltage
73
2
Amplitude unbalance current
75
2
Maximum voltage L1‑N
77
2
Maximum voltage L2‑N
79
2
Maximum voltage L3‑N
81
2
Maximum voltage L1‑L2
83
2
Maximum voltage L2‑L3
85
2
Maximum voltage L3‑L1
87
2
Maximum current L1
89
2
Maximum current L2
91
2
Maximum current L3
93
2
Maximum apparent power L1
95
2
Maximum apparent power L2
97
2
Maximum apparent power L3
99
2
Maximum active power L1
101
2
Maximum active power L2
103
2
Maximum active power L3
111
2
Maximum power factor L1
113
2
Maximum power factor L2
115
2
Maximum power factorL3
117
2
Maximum THD voltage L1‑L2
119
2
Maximum THD voltage L2‑L3
121
2
Maximum THD voltage L3‑L1
129
2
Maximum line frequency
131
2
Maximum 3-phase average voltage L‑N
133
2
Maximum 3-phase average voltage L‑L
135
2
Maximum 3-phase average voltage
137
2
Maximum total apparent power
139
2
Maximum total active power
143
2
Maximum total power factor
145
2
Minimum voltage L1-N
147
2
Minimum voltage L2 ‑N
149
2
Minimum voltage L3‑N
116
Format
Unit
Float
%
Float
Hz
Float
V
Float
V
Float
A
Float
VA
Float
W
Float
‑
Float
%
Float
%
Float
V
Float
V
Float
V
Float
V
Float
V
Float
V
Float
A
Float
A
Float
A
Float
VA
Float
VA
Float
VA
Float
W
Float
W
Float
W
Float
‑
Float
‑
Float
‑
Float
%
Float
%
Float
%
Float
Hz
Float
V
Float
V
Float
A
Float
VA
Float
W
Float
‑
Float
V
Float
V
Float
V
Equipment Manual, L1V30827278B-01
Value range
Access
0 ... 100
R
45 ... 65
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
0 ... 100
R
0 ... 100
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
0 ... 1
R
0 ... 1
R
0 ... 1
R
0 ... 100
R
0 ... 100
R
0 ... 100
R
45 ... 65
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
‑
R
PAC4220
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