Huawei (Solar Inverter) data logging - MODBUS registers map
This data is being extracted with the help of the Advanced Serial Data Logger (MODBUS RTU,ASCII) or Advanced TCP/IP Data Logger (MODBUS TCP) software only. It may not applicable for other software titles.
MODBUS offset
Description
Units
Data type
71
Number of mpp trackers
word
74
Maximum active power ( max)
kW
dword
76
Maximum apparent power (smax)
kVA
dword
78
Maximum reactive power (qmax, fed to the power grid)
kVar
integer
80
Maximum reactive power absorbed from the power grid)
kVar
integer
2065
Power grid voltage/line voltage between phases A and B
V
word
2066
Line voltage between phases B and C
V
word
2067
Line voltage between phases C and A
V
word
2071
Power grid current/phase A current
A
integer
2073
Phase B current
A
integer
2075
Phase C current
A
integer
2077
Peak active power of current day
kW
integer
2079
Active power
kW
integer
2081
Reactive power
kVar
integer
2083
Power factor
smallint
2086
Internal temperature
DC
smallint
2087
Insulation resistance
MW
word
2105
Accumulated energy yield
kWh
dword
2113
Daily energy yield
kWh
dword
5299
[active] adjustment mode
word
5301
[active] adjustment value
dword
5302
[active] adjustment command
word
5303
[reactive] adjustment mode
word
5304
[reactive] adjustment value
dword
5306
[reactive] adjustment command
word
6999
[energy storage unit 1] running status
word
7000
[energy storage unit 1] charge and discharge power
W
integer
7014
[energy storage unit 1] current day charge capacity
kWh
dword
There are more MODBUS items for this device. Please download the program to discover all registers.
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