Growatt - MODBUS Registers Map - Read & Log
The data can be automatically logged 24/7 into a database, CSV files, or Excel spreadsheets using the Advanced Serial Data Logger (for MODBUS RTU) or Advanced TCP/IP Data Logger (for MODBUS TCP) software. These data logging tools provide continuous and reliable Growatt logging and record.
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Growatt (Inverter) - Mapping
MODBUS offset
Description
Units
Data type
0
Inverter run state
word
1
Input power
W
dword
3
PVI voltage
V
word
4
PVI input current
A
word
5
PVI input power
W
dword
7
PV2 voltage
V
word
8
PV2 input current
A
word
9
PV2 input power
W
dword
11
PV3 voltage
V
word
12
PV3 input current
A
word
13
PV3 input power
W
dword
15
PV4 voltage
V
word
16
PV4 input current
A
word
17
PV4 input power
W
dword
19
PVS voltage
V
word
20
PVS input current
A
word
21
PVS input power
W
dword
23
PV6 voltage
V
word
24
PV6 input current
A
word
25
PV6 input power
W
dword
27
PV7 voltage
V
word
28
PV7 input current
A
word
29
PV7 input power
W
dword
31
PV8 voltage
V
word
32
PV8 input current
A
word
33
PV8 input power
W
dword
35
Output power
W
dword
37
Grid frequency
Hz
word
38
Three/single phase grid voltage
V
word
39
Three/single phase output current grid
A
word
40
Three/single phase output watt VA grid
VA
dword
42
Three phase voltage grid
V
word
43
Three phase output current grid
A
word
44
Three phase output power grid
VA
dword
46
Three phase voltage grid
V
word
47
Three phase output current grid
A
word
48
Three phase output power grid
VA
dword
50
Three phase voltage grid
V
word
51
Three phase voltage grid
V
word
52
Three phase voltage grid
V
word
53
Today generate energy
dword
55
Total generate energy
dword
57
Work time total
s
dword
59
PVIEnergy today
kWh
dword
61
PVIEnergy total
kWh
dword
63
PVZEnergy today
kWh
dword
65
PVZEnergy total
kWh
dword
67
PV3 energy today
kWh
dword
69
PV3 energy total
kWh
dword
71
PVAEnergy today
kWh
dword
There are more MODBUS items for this device. Please download the program to discover all registers.
Related MODBUS registers maps
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MODBUS COM Port Connection
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