ABB A43

Communication with Modbus
2CMC48001M0201 169 A43/A44
Revision: C User Manual
05 03 54 60 00 3C 54 71 7D ;05=Modbus address, 03=Read holding register, 54 60=Address 5460hex, 00 3Chex=60
Modbus words=120 bytes
Reading answer
05 03 78 ;05=Modbus address, 03=read holding register, 78hex=120 bytes
00 00 00 00 00 03 12 92 ;L1 active import energy, 0000000000031292hex -> 2013.62 kWh
00 00 00 00 00 04 98 E1 ;L2 active import energy, 00000000000498E1hex -> 3012.81 kWh
00 00 00 00 00 05 66 55 ;L3 active import energy, 0000000000056655hex -> 3538.77 kWh
00 00 00 00 00 00 92 3A ;L1 active export energy, 000000000000923Ahex -> 374.34 kWh
00 00 00 00 00 01 1C 9B ;L2 active export energy, 0000000000011C9Bhex -> 728.59 kWh
00 00 00 00 00 01 63 33 ;L3 active export energy, 0000000000016333hex -> 909.31 kWh
00 00 00 00 00 02 80 58 ;L1 active net energy, 0000000000028058hex -> 1639.28 kWh
00 00 00 00 00 03 7C 45 ;L2 active net energy, 0000000000037C45hex -> 2284.21 kWh
00 00 00 00 00 04 03 21 ;L3 active net energy, 0000000000040321hex -> 2629.45 kWh
00 00 00 00 00 00 6B 11 ;L1 reactive import energy, 0000000000006B11hex -> 274.09 kvarh
00 00 00 00 00 00 69 DC ;L2 reactive import energy, 00000000000069DChex -> 271.00 kvarh
00 00 00 00 00 04 67 4E ;L3 reactive import energy, 000000000004674Ehex -> 2885.90 kvarh
00 00 00 00 00 00 62 E5 ;L1 reactive export energy, 00000000000062E5hex -> 253.17 kvarh
00 00 00 00 00 01 88 A1 ;L2 reactive export energy, 00000000000188A1hex -> 1005.13 kvarh
00 00 00 00 00 00 64 FA ;L3 reactive export energy, 00000000000064FAhex -> 258.50 kvarh
21 B0
Sending Read Request
05 03 54 9C 00 30 94 44 ;05=Modbus address, 03=Read holding register, 54 9C=Address 5460hex, 00 3Chex=60
Modbus words=120 bytes
Reading answer
05 03 60 ;05=Modbus address, 03=read holding register, 60hex=96bytes
00 00 00 00 00 00 08 2B ;L1 reactive net energy, 000000000000082Bhex -> 20.91 kvarh
FF FF FF FF FF FE E1 3C ;L2 reactive net energy, FFFFFFFFFFFEE13Chex -> -734.12 kvarh
00 00 00 00 00 04 02 54 ;L3 reactive net energy, 0000000000040254hex -> 2627.40 kvarh
00 00 00 00 00 03 70 F5 ;L1 apparent import energy, 00000000000370F5hex -> 2255.25 kVAh
00 00 00 00 00 05 1D BD ;L2 apparent import energy, 0000000000051DBDhex -> 3352.93 kVAh
00 00 00 00 00 06 C7 B5 ;L3 apparent import energy, 000000000006C7B5hex -> 4443.41 kVAh
00 00 00 00 00 00 E3 AC ;L1 apparent export energy, 000000000000E3AC hex -> 582.84 kVAh
00 00 00 00 00 01 88 1F ;L2 apparent export energy, 000000000001881Fhex -> 1003.83 kVAh
00 00 00 00 00 02 1E F8 ;L3 apparent export energy, 0000000000021EF8hex -> 1390.00 kVAh
00 00 00 00 00 02 8D 49 ;L1 apparent net energy, 0000000000028D49hex -> 1672.41 kVAh
00 00 00 00 00 03 95 9E ;L2 apparent net energy, 000000000003959Ehex -> 2349.10 kVAh
00 00 00 00 00 04 A8 BD ;L3 apparent net energy, 000000000004A8BDhex -> 3053.41 kVAh
96 D2
Below is a readout example of the total active imported energy with comments of byte data sent and
received.
Sending Read Request
05 03 50 00 00 04 54 8D ;05=Modbus address, 03=Read holding register, 50 00=Address 5000hex, 00
04=4 Modbus words=8 bytes
Reading answer
05 03 08 ;05=Modbus address, 03=read holding register, 5B 00=address 5B00hex, 84hex=132
bytes
00 00 00 00 00 0D 12 F5 ;Total active imported energy=00000000000D12F5hex=856821dec -> 8568.21kWh
DD C3
9.11.2 Reading Instrumentation values
Below is a readout example of all instrumentation values with comments of byte data sent and received.
Sending Read Request
05 03 5B 00 00 42 D7 5B ;05=Modbus address, 03=Read holding register, 5B 00=Address 5B00hex,
00 42=42hex Modbus words=66dec=132 bytes
Reading answer
05 03 84 ;05=Modbus address, 03=read holding register, 84hex=132 bytes
00 00 09 05 ;L1-N voltage=00000905hex=2309dec -> 230.9 V
00 00 09 17 ;L2-N voltage=00000917hex=2327dec -> 232.7 V
00 00 09 26 ;L3-N voltage=00000926hex=2342dec -> 234.2 V
00 00 0F AC ;L1-L2 voltage=00000FAChex=4012dec -> 401.2 V