TECHTOP TD20 Series Product Manual page 113

TD20 Series VFD
Function
instruction
Communication
control command
The command sent by the master:
VFD
address
If the operation is successful, the response may be as below (the same with the command sent by the
master):
VFD
address
Set the Max. Output frequency of the VFD with the address of 03H to 100Hz.
Function
Name
code
Max. output
P00.03
frequency
See the figures behind the radix point, the fieldbus ratio value of the Max. output frequency (P00.03) is
100. 100Hz timed by 100 is 10000 and the corresponding hex is 2710H.
The command sent by the master:
VFD
address
If the operation is successful, the response may be as below (the same with the command sent by the
master):
VFD
address
Note: the blank in the above command is for illustration. The blank cannot be added in the actual
application unless the upper monitor can remove the blank by themselves.
7.3.8.3 Example of continous writing command10H
Example 1: make the VFD 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
Address
definition
0001H: forward running
0002H: reverse running
0003H: forward jogging
0004H: reverse jogging
2000H
0005H: stop
0006H: coast to stop (emergency stop)
0007H: fault reset
0008H: jogging stop
Parameters
Write
address
command
Parameters
Write
address
command
Detailed instruction of parameters
Setting range: P00.04–400.00Hz
Write Parameters
command address
Write Parameters
command address
Data meaning instruction
Forward
running
Forward
running
Forward running
Forward running
-111-
Communication Protocol
R/W
characteristics
R/W
CRC check
CRC check
Default
Modify
value
60.00Hz
CRC check
CRC check
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