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LabView “Modbus RTU” Yaskawa V1000 Tutorial

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Yaskawa V1000 inverter is a series of inverters with compact design, easy parameter setting, stable and reliable operation, high efficiency. It can be controlled by keyboard, peripherals as well as Modbus RTU communication via RS485 port

Today will use LabView software to control this inverter via RS485 Communication

Computer & Yaskawa V1000 “Wiring Diagram”

We need to prepare 1 cable to convert USB to RS485

Yaskawa V1000 Modbus RTU Settings

In addition to the basic parameters of the inverter, we need to set the communication parameters as shown in the table below

Registers for Control

+ Motor Control Address = 1

  • Set Word 1 = 1 >>> Forward Start
    = 2 >>> Reverse Start
    = 0 >>> Stop

+ Frequency Setting Address = 2

Registers for Monitoring

In this project we read 3 registers consecutively starting from

+ Output Frequency Address = 24 (hex) = 36 (dec)

LabView Modbus Programming

+ Front Panel

+ Block Diagram

Detailed Instruction Video


Required document:

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