NI LabVIEW software can communicate with a programmable logic controller (PLC) in a variety of ways. Modbus is a serial communication protocol published by Modicon in 1979 to communicate with PLC, and was then extended to the TCP protocol. Modbus became one of the de facto standard ...
Abstract The method of implementing communication between host computer LabVIEW and OMRON CPM1A/2A series PLC by using VC language is introduced.According to the H ostLink communication protocol ,the Dynam ic Link Library function DLL that can be called by LabVIEW is pro 2gramm ed with VC ...
关键词:LabVIEW Modbus协议 TCP/IP协议 PLC ThemeansofcommunicationforLabVIEW andS7—1200PLCbasedonModbusTCP/IPprotocol LuoGuangyao ZHangLonggang YuRuixin (HydraulicInstituteQinchuanMachineToolandToolGroupShareCo.Ltd) Abstract:LabVIEWcancommunicatewithPLCbyRS一232、RS一485、EthernetandSOon, thecommunicationprotocol...
S7-300PLC;通信中图分类号:TP29LabviewCommunicationwithS7-300PLCBasedonOPCTechnologyZHUOMengmeng(ElectricalengineeringSchool,Univesityofminingandtechnology,XUZHOU,221008)Abstract:OnthebasisofbrieflyexplainingOPCandDataSocket,thispaperelaboratesthemethodthathowtosetOPCtoCommunicatewithSiemensPLC,thismeanshasstrong...
(University of Science and Technology of China,Hefei 230022,China) Abstract:In this paper,we put forward t he communication implementation of the upper computer with the sof twa re of Labview and lower computer PLC一300 based on OPC UA technology.The communication is data exchanging between t ...
Omron PLCserial communicationHostLink protocolPC often uses HostLink protocol to communicate with Omron PLC through serial port. In Labview, HostLink protocol implementation using DLL method has some disadvantages: messy interfaces and consideration of compatibility between different programming languages. This...
最 后基于 Web 通讯技术实现了 PLC 与上位机的远程通讯。 本文技术对进一步研发 PLC 与上位机通讯系统提供了一定的借鉴作用, 尤其机代码的测定在后续进一步开发通讯界面提供了新的方向。 关键字:松下 PLC 上位机 串口通讯 指令机代码 LABVIEW10.0 Web 服务器 I Design a Communication System Between PLC and ...
Communication between LabVIEW and PLC Based on Native Implementation of HostLink Protocol PC often uses HostLink protocol to communicate with Omron PLC through serial port. In Labview, HostLink protocol implementation using DLL method has some d......
Communication control system based on machine vision of LabVIEW and PLC The utility model discloses a communication control system based on machine vision of LabVIEW and a PLC. A technical scheme is as follows: the LabVIEW is u... 高珏,朱培逸,毛丽民,... 被引量: 0发表: 2013年 Computer Mod...
There are few possible configurations of OPC clients and servers that can accomplish this communication, depending on the OPC protocol to be use. At minimum, you will need to use the OPC UA API. OPC UA LabVIEW OPC UA API: create OPC UA clients and servers to communicate with the PLC that...