Circutor RGU-10 - WRITE EXAMPLE: Function 0 x10.; MODBUS COMMANDS

38
RGU-10, RGU-10C
Instruction Manual
6�2�2� WRITE EXAMPLE : Function 0x10�
Query:
Address Function
Initial
Register
No� of
registers
Nº de Bytes
Registers
CRC
Nº1 Nº2 Nº3 Nº4 Nº5
01 10 0000 0005 0A 0001 0003 0000 003C 0000 FF64
Address: 01, Peripheral number: 1.
Function: 10, Writing multiple registers.
Initial Register: 0000, Initial register of writing.
No� of bytes: 0A, No of bytes that are sent: 10
Registers : 0001, Address 0000h: Peripheral number : 1
0003, Address 00001h: Baud rate : 3 = 19200 bds
0000, Address 00002h: Type of parity : 0 = None
003C, Address 00003h: Operating frequency : 60 Hz
0000, Address 00004h: trip current : 0 = 30 mA
CRC: FF64, CRC character.
Response:
Address Function
Initial
Register
No� of
registers
CRC
01 10 0000 0005 000A
Nota : Each Modbus frame has a maximum limit of 26 registers.
6.3.- MODBUS COMMANDS
All Modbus map addresses are expressed in hexadecimal.
Table 12: Modbus memory map
Parameter Symbol Address
Reading /
Writing
Values Units
Peripheral No. PERI 0000 R/W 1 - 99 -
Baud rate bd 0001 R/W
2400-4800-9600-19200-
38400-57600-115200
bauds
Type of parity PARI 0002 R/W None - Odd - Even -
Operating frequency FREC 0003 R/W 50 - 60 Hz
Trip current Main relay Id 0004 R/W
0.03 - 0.1- 0.3 - 0.5 - 1 -
3 - 5 - 10
A
Delay time Main relay td 0005 R/W
INS - SEL - 0.02 - 0.1 -
0.3 - 0.4 - 0.5 - 0.75 - 1
- 3 - 5 -10
s
Contact polarity Main relay Std/+ 0006 R/W Standard - Positive -
Trip current Pre-alarm Id’ 0007 R/W OFF - 50 - 60 - 70 - 80 %
Delay time Pre-alarm td’ 0008 R/W
0.02 - 0.1 - 0.2 - 0.3 - 0.4
- 0.5 - 0.75 -1 - 3 - 5 - 10
s
Contact polarity Pre-alarm Std/+ 0009 R/W Standard - Positive -
Pre-alarm reclosing REC 000A R/W Manual - REC -