Writing Parameters - ABB A43 User Manual

Communication with Modbus
00 00 0F CA
00 00 0F C0
00 00 00 65
00 00 00 C9
00 00 01 2E
00 00 00 86
00 01 E8 E4
00 00 5A E2
00 00 B0 97
00 00 DD 6B
00 00 75 41
00 00 00 1C
FF FF D0 4A
00 00 A4 DB
00 02 25 C3
00 00 5A E2
00 00 B6 DF
00 01 14 02
13 83
00 87
00 00
FF 6A
01 6F
00 00
04 AF
FB 4E
FF FF FF FF FF FF
FF F3
04 09
FC AE
03 CC
03 E8
03 C6
03 22
00 01
00 01
00 04
00 01
D7 5E
Below is a readout example of the U1 voltage with comments of byte data sent and received.
Sending Read Request
05 03 5B 00 00 02 D6 AB
Reading answer
05 03 04
00 00 09 05
79 A0

9.11.3 Writing parameters

Below is examples of setting the current transformer primary current and date/time with comments of byte
data sent and received.
Setting CT primary current to 500
01 10 8C 04 ;01=Modbus address, 10=Write multiple registers, 8C 04=Address 8C04hex
00 02 ;00 02=2 Modbus words
04 ;04=4 bytes
00 00 01 F4 ;00 00 01 F4=000001F4hex=500dec
C6 8D ;Checksum
Reading answer
01 10 8C 04 ;01=Modbus address, 10=Write multiple registers, 8C 04=Address 8C04hex
00 02 ;00 02=2 Modbus words
2A 99 ;Checksum
Setting Date/Time to 2018-09-23/12:53:16
01 10 8A 00 ;01=Modbus address, 10=Write multiple registers, 8A 00=Address 8A00hex
00 03 ;00 03=3 Modbus words
A43/A44
User Manual
;L3-L2 voltage=00000FAChex=4042dec -> 404.2 V
;L1-L3 voltage=00000FAChex=4032dec -> 403.2 V
;L1 current=00000065hex=101dec -> 1.01 A
;L2 current=000000C9hex=201dec -> 2.01 A
;L3 current=0000012Ehex=302dec -> 3.02 A
;Neutral current=00000086hex=134dec -> 1.34 A
;Active total power=0001E8E4hex=125156 -> 1251.56 W
;L1 active power=00005AE2hex=23266 -> 232.66 W
;L2 active power=0000B097hex=45207 -> 452.07 W
;L3 active power=0000DD6Bhex=56683 -> 566.83 W
;Reactive total power=00007541hex=30017 -> 300.17 var
;L1 reactive power=0000001Chex=23266 -> 0.28 var
;L2 reactive power=FFFFD04Ahex=-12214 -> -122.14 var
;L3 reactive power=0000A4DBhex= 42203 -> 422.03 var
;Apparent total power=000225C3hex=140739 -> 1407.39 VA
;L1 apparent power=00005AE2hex=23266 -> 232.66 VA
;L2 apparent power=0000B6DFhex=46815 -> 468.15 VA
;L3 apparent power=00011402=70658-> 706.58 VA
;Frequency=1383=4995 -> 49.95 Hz
;Total power phase angle=0087=135 -> 13.5 degrees
;L1 power phase angle=0000=0 -> 0 degrees
;L2 power phase angle=FF6A=-150 -> -15.0 degrees
;L3 power phase angle=016F=367 -> 36.7 degrees
;U1 phase angle=0000=0 -> 0 degrees
;U2 phase angle=04AF=1199 -> 119.9 degrees
;U3 phase angle=FB4E=-1202 -> -120.2 degrees
;FF FF FF...... means no data available
;I1 phase angle=FFF3=-13 -> -1.3 degrees
;I2 phase angle=0409=1033-> 103.3 degrees
;I3 phase angle=FCAE=--850 -> -85.0 degrees
;Total power factor=03CC=972 -> 0.972
;L1 power factor=03E8=1000-> 1.000
;L2 power factor=03C6=966-> 0.966
;L3 power factor=0322=802-> 0.802
;Total active quadrant=0001=1 -> 1
;L1 active quadrant=0001=1 -> 1
;L2 active quadrant=0004=4 -> 1
;L3 active quadrant=0001=1 -> 1
;Checksum
;05=Modbus address, 03=Read holding register, 5B 00=Address 5B00hex, 00 02=2
Modbus words=4 bytes
;05=Modbus address, 03=read holding register, 04hex=4 bytes
;L1-N voltage=00000905hex=2309 -> 230.9V
;Checksum
170
at these addresses
2CMC48001M0201
Revision: C