Modbus Communication
12-7
AC10 Inverter
12.7 Function Codes Related to Communication
Function Code
Function Definition
Setting Rang
Mfr’s
Value
F200
Source of start
command
0: Keypad command;
1: Terminal command;
2: Keypad
＋
Terminal;
3: MODBUS;
4: Keypad
＋
Terminal
＋
MODBUS
4
F201
Source of stop
command
0: Keypad command;
1: Terminal command;
2: Keypad
＋
Terminal;
3: MODBUS;
4: Keypad
＋
Terminal
＋
MODBUS
4
F203
Main frequency source
X
0: Digital setting memory;
1: External analog AI1;
2: External analog AI2;
3: Reserved
4: Stage speed control;
5: No memory by digital setting;
6:Reserved;
7: Reserved;
8: Reserved;
9: PID adjusting;
10: MODBUS
0
F900
Inverter Address
1~255
1
F901
Modbus Mode
Selection
1: ASCII mode
2: RTU mode
1
F903
Parity Check
0: Invalid
1: Odd
2: Even
0
F904
Baud Rate(bps)
0: 1200
1: 2400
2: 4800
3: 9600
4: 19200
5: 38400
6: 57600
3
Please set functions code related to communication consonant with the PLC/PC
communication parameters, when inverter communicates with PLC/PC.
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