User manual

Appendix 4 MODBUS Communication
MODBUS Communication Parameters Set
To communication with PLC, the inverter must be programmed. Here are some
communication parameters that should be modified in advance.
“○”write-in is possible during running; “×”write-in is impossible during running but
possible during stop.
Function
code
Paramete
r name
Chan
ge
MODBUS
address
Setting range Default
P0.01
Frequenc
y setting
mode 1
0: NULL
1:keyboard digital setting
2:Terminal AI1
3: Terminal AI2
4:pulse input
5:serial communication
* NOTE 1
6:multi-speed running
7: Terminal Up/Down
8:Programmed running
(PLC)
9:PID
10:Wobble frequency
running
1 ×
0002H
frequency
range: 0～
650.0Hz
P0.02
Frequenc
y setting
mode 2
Idem,0～6
0 ×
0002H
Communic
ation
frequency
instructions
P0.04
Running
comman
d control
mode
select
0:keyboard control
1:Terminal control
1(STOP inactive)
2:Terminal control
2(STOP active)
3: serial communication
1(STOP inactive)
4: serial communication
2(STOP active)
5: Terminal control 3
(STOP and JOG invalid)
0 ×
0001H
communica
tion control
instruction
is operation
signal
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