| 张顺星,梁小宜.基于Modbus协议的PLC与变频器通信控制研究与实现[J].电气自动化,2015,(4):84~86 |
| 基于Modbus协议的PLC与变频器通信控制研究与实现 |
| Research and Realization of Communication Control between PLC and Inverter Based on Modbus Protocol |
| 修订日期：2014-10-15 |
| DOI： |
| 中文关键词: Modbus协议 PLC 变频器 通信 功能码 |
| 英文关键词:Modbus protocol PLC inverter communication function code |
| 基金项目:陕西工业职业技术学院科研项目(ZK12-19) |
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| 中文摘要: |
| 讨论了基于Modbus协议的PLC与变频器通信的原理及实现方法。并以欧姆龙CP1E-NA型PLC和欧姆龙3G3MX2变频器为例,详细研究了PLC与变频器连接、Modbus协议信息构成及PLC功能编程等,实现PLC通过Modbus协议对变频器进行控制及状态监视。 |
| 英文摘要: |
| This paper discusses the principle and realization method of communication between PLC and inverter based on Modbus protocol. Taking OMRON CP1E-NA PLC and 3G3MX2 inverter as example, it studies in detail the connection between the PLC and inverter, information structure of Modbus protocol and PLC programming, and realizes PLC’ control and state monitoring of the inverter through Modbus protocol. |
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