Chint Instrument (DDSU666-H) logging - MODBUS registers map
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 tools provide continuous and reliable Chint Instrument (DDSU666-H) logging and record.
MODBUS offset
Description
Units
Data type
75
Maximum active power
kW
dword
77
Maximum apparent power
kVA
dword
79
Maximum reactive power to grid
kVar
integer
81
Maximum reactive power from grid
kVar
integer
2088
Insulation resistance
MOhm
word
2066
Line voltage A-B
V
word
2067
Line voltage B-C
V
word
2068
Line voltage C-A
V
word
2072
Phase current A
A
integer
2074
Phase current B
A
integer
2076
Phase current C
A
integer
2080
Active power
kW
integer
2082
Reactive power
kVar
integer
2084
Power factor
smallint
2087
Internal temperature
DC
smallint
2106
Accumulated energy yield
kWh
dword
2114
Daily energy yield
kWh
dword
7138
Meter detection result
word
7113
Active grid power
W
integer
7115
Active grid reactive power
VAR
integer
There are more MODBUS items for this device. Please download the program to discover all registers.
