ABB (B21) 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
20480
Active import
kWh
dword
20484
Active export
kWh
dword
20488
Active net
kWh
integer
20492
Reactive import
kvarh
dword
20496
Reactive export
kvarh
dword
20500
Reactive net
kvarh
integer
20504
Apparent import
kVAh
dword
20508
Apparent export
kVAh
dword
20512
Apparent net
kVAh
integer
20516
Active import CO2
kg
dword
20532
Active import currency
currency
dword
20848
Active import tariff 1
kWh
dword
20852
Active import tariff 2
kWh
dword
20856
Active import tariff 3
kWh
dword
20860
Active import tariff 4
kWh
dword
20880
Active export tariff 1
kWh
dword
20884
Active export tariff 2
kWh
dword
20888
Active export tariff 3
kWh
dword
20892
Active export tariff 4
kWh
dword
20912
Reactive import tariff 1
kvarh
dword
20916
Reactive import tariff 2
kvarh
dword
20920
Reactive import tariff 3
kvarh
dword
20924
Reactive import tariff 4
kvarh
dword
20944
Reactive export tariff 1
kvarh
dword
20948
Reactive export tariff 2
kvarh
dword
20952
Reactive export tariff 3
kvarh
dword
20956
Reactive export tariff 4
kvarh
dword
21600
Active import L1
kWh
dword
21604
Active import L2
kWh
dword
21608
Active import L3
kWh
dword
21612
Active export L1
kWh
dword
21616
Active export L2
kWh
dword
21620
Active export L3
kWh
dword
21624
Active net L1
kWh
integer
21628
Active net L2
kWh
integer
21632
Active net L3
kWh
integer
21636
Reactive import L1
kvarh
dword
21640
Reactive import L2
kvarh
dword
21644
Reactive import L3
kvarh
dword
21648
Reactive export L1
kvarh
dword
21652
Reactive export L2
kvarh
dword
21656
Reactive export L3
kvarh
dword
21660
Reactive net L1
kvarh
integer
21664
Reactive net L2
kvarh
integer
21668
Reactive net L3
kvarh
integer
21672
Apparent import L1
kVAh
dword
21676
Apparent import L2
kVAh
dword
21680
Apparent import L3
kVAh
dword
21684
Apparent export L1
kVAh
dword
21688
Apparent export L2
kVAh
dword
There are more MODBUS items for this device. Please download the program to discover all registers.
Note: Products and companies mentioned here are used only for definition and identification purposes and can be trademarks and/or registered trademarks of the respective companies.