here is full dump using modbus master.
im reading a few multiple registers too. but it is reading just amps in one of them - so should be easy to pick out
50 00 00 00 14 01 f4 00 00 00 00 00 0a 9c 40 9c P.....ô......œ@œ
40 00 00 a7 b7 @..§·
[11/12/2017 17:44:04] Written data (COM1)
01 03 30 02 00 01 2a ca ..0...*Ê
[11/12/2017 17:44:04] Read data (COM1)
01 03 02 00 2a 39 9b ....*9›
[11/12/2017 17:44:04] Written data (COM1)
01 06 10 00 00 01 4c ca ......LÊ
[11/12/2017 17:44:04] Read data (COM1)
01 06 10 00 00 01 4c ca ......LÊ
[11/12/2017 17:44:04] Written data (COM1)
01 06 00 03 27 10 63 f6 ....'.cö
[11/12/2017 17:44:05] Read data (COM1)
01 06 00 03 27 10 63 f6 ....'.cö
[11/12/2017 17:44:05] Written data (COM1)
01 03 00 d7 00 0a 75 f5 ...×..uõ
[11/12/2017 17:44:05] Read data (COM1)
01 03 14 00 37 9c 40 05 a0 01 7c 00 71 03 65 03 ....7œ@. .|.q.e.
7e 04 57 04 30 02 71 e8 ea ~.W.0.qèê
[11/12/2017 17:44:05] Written data (COM1)
01 03 00 00 00 10 44 06 ......D.
[11/12/2017 17:44:05] Read data (COM1)
01 03 20 00 01 00 00 00 02 27 10 00 32 00 32 00 .. ......'..2.2.
50 00 00 00 14 01 f4 00 00 00 00 00 0a 9c 40 9c P.....ô......œ@œ
40 00 00 a7 b7 @..§·
[11/12/2017 17:44:05] Written data (COM1)
01 03 30 02 00 01 2a ca ..0...*Ê
[11/12/2017 17:44:05] Read data (COM1)
01 03 02 00 29 79 9a ....)yš
[11/12/2017 17:44:05] Written data (COM1)
01 06 10 00 00 01 4c ca ......LÊ
[11/12/2017 17:44:05] Read data (COM1)
01 06 10 00 00 01 4c ca ......LÊ