INVT GD20-0R4G-S2 User Manual

Goodrive20 inverters
Communication protocol
117
If the operation is successful, the response may be as below (the same with the command sent by the
master):
ASCII mode:
The command sent to the inverter:
If the response message is as below:
7.5.3 Example of continous writing command10H
Example 1: make the inverter whose address is 01H run forward at 10Hz. Refer to the instruction of 2000H
and 0001. Set the address of “communication setting frequency” is 2001H and 10Hz corresponds to 03E8H.
See the table below.
Function
instruction
Address
definition
Data meaning instruction
R/W
characteristics
Communication
control command
2000H
0001H:forward running
W/R
0002H:reverse running
0003H:forward jogging
0004H:reverse jogging
0005H:stop
0006H:coast to stop (emergency stop)
0007H:fault reset
0008H:jogging stop
The address of
communication
setting
2001H
Communication setting
frequency(0~Fmax(unit: 0.01Hz))
W/R
2002H
PID given, range(0~1000, 1000 corresponds
to100.0% )
RTU mode:
The command sent to the inverter:

INVT GD20-0R4G-S2 Specifications

General

Brand	INVT
Model	GD20-0R4G-S2
Category	DC Drives
Language	English