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Appendix 4 Use of MODBUS Communication
Function
Name of
Code
Parameter
Stop DC
Braking
P1.13
Current
Setting
Source
PID given
P7.00
source 1
PID given
P7.01
source 2
PID
P7.03
feedback
source 1
PID
P7.04
feedback
source 2
Driving
torque
P8.11
setting
source
Output
P9.19
voltage bias
source
200
Setting Range
0: Digital setting
1: Terminal AI1
2: Terminal AI2
3: Terminal AI3 (Reserved for
3004GB and the below)
4: Impulse input
5: Communication setting
Take the rating current of the
frequency inverter as 100%
Only effective with the V/F
control manner
0: PID digital setting
1: Terminal AI1
2: Terminal AI2
3: Terminal AI3 (Reserved for
3004GB and the below)
4: Impulse input
5: Serial communication
6: Linear speed (Reserved)
0~6: the same as above
0: Internal PG or single-phase
speed-measuring input
1: Terminal AI1
2: Terminal AI2
3: Terminal AI3 (Reserved for
3004GB and the below)
4: Impulse input
5: Serial communication
0: expand PG card
speed-measurement input
1~5: the same as above
0: Digital setting
1: AI1
2: AI2
3: AI3 (Reserved for 3004GB
and the below)
4: PULSE setting
5: Communication setting
0: Digital setting
1: Terminal AI1
2: Terminal AI2
3: Terminal AI3 (Reserved for
3004GB and the below)
4: Impulse input
5: Communication setting
Take the maximum output
voltage as 100%
Only effective with the V.F
separation mode
Ex-factory
Revision
Setting
0
○
0
×
0
×
0
×
0
×
0
×
0
×
After the
communication function
is selected, MODBUS
can be written into the
register
0009H
0004H
0007H
0003H
0006H
000AH
000BH
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