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Specific method of Modbus RTU communication between Velcro touch screen and delta inverter (picture and text)

2022-06-10 16:19:00 AAA_ Automation Engineer

Velcro touch screen is directly connected with delta inverter MODBUS RTU Specific methods of communication ( Image & Text )

 0.1
This time with Wellington TK6071iP Touch screen + Delta VFD-M Series frequency converter as an example , As shown in the figure below ,
0.2
2
Velcro touch screen RS485 Interface to COM2 mouth , Delta inverter RS485 Interface to RJ11 Interface , As shown in the figure above ,

The specific pin connection of the communication cable is shown in the figure below ,

3

Parameter setting of delta inverter :

P00:03 The primary frequency is input by the communication
P01:03 The operation command is input by communication , keyboard STOP Key valid
4

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