Fronius (Symo 6) data logger - 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
40069
AC Current
A
word
40070
Phase A Current
A
word
40071
Phase B Current
A
word
40072
Phase C Current
A
word
40073
Scale factor [A_SF]
 
smallint
40074
Phase Voltage AB
V
word
40075
Phase Voltage BC
V
word
40076
Phase Voltage CA
V
word
40077
Phase Voltage AN
V
word
40078
Phase Voltage BN
V
word
40079
Phase Voltage CN
V
word
40080
Scale factor [V_SF]
 
smallint
40081
AC Power
W
smallint
40082
Scale factor [W_SF]
 
smallint
40083
Line Frequency
Hz
word
40084
Scale factor [HZ_SF]
 
smallint
40085
AC Apparent Power
VA
smallint
40086
Scale factor [VA_SF]
 
smallint
40087
AC Reactive Power
var
smallint
40088
Scale factor [VAR_SF]
 
smallint
40089
AC Power Factor
Pct
smallint
40090
Scale factor [PF_SF]
 
smallint
40091
AC Energy
Wh
dword
40093
Scale factor [WH_SF]
 
smallint
40094
DC Current
A
word
40095
Scale factor [DCA_SF]
 
smallint
40096
DC Voltage
V
word
40097
Scale factor [DCV_SF]
 
smallint
40098
DC Power
W
smallint
40099
Scale factor [DCW_SF]
 
smallint
40100
Cabinet Temperature
C
smallint
40101
Heat Sink Temperature
C
smallint
40102
Transformer Temperature
C
smallint
40103
Other Temperature
C
smallint
40104
Scale factor [TMP_SF]
 
smallint
40105
Enumerated value. Operating state
 
word
40106
Vendor specific operating state code
 
word
40107
Bitmask value. Event fields
 
dword
40109
Reserved for future use
 
dword
40111
Vendor defined events
 
dword
40113
Vendor defined events
 
dword
40115
Vendor defined events
 
dword
40117
Vendor defined events
 
dword
40121
Type of DER device. Default value is 4 to indicate PV device.
 
word
40122
Continuous power output capability of the inverter.
W
word
40123
Scale factor
 
smallint
40124
Continuous Volt-Ampere capability of the inverter.
VA
word
40125
Scale factor
 
smallint
40126
Continuous VAR capability of the inverter in quadrant 1.
var
smallint
40127
Continuous VAR capability of the inverter in quadrant 2.
var
smallint
There are more MODBUS items for this device. Please download the program to discover all registers.
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