Advantages of Industrial Ethernet
نویسندگان
چکیده
iv 1 Industrial Communication 1 1.1 Automation Pyramid . . . . . . . . . . . . . . . . . . . . . . 1 1.2 Fieldbuses . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.3 Industrial Ethernet . . . . . . . . . . . . . . . . . . . . . . . 3 1.3.1 Ethernet . . . . . . . . . . . . . . . . . . . . . . . . . 4 1.3.2 Other layers . . . . . . . . . . . . . . . . . . . . . . . 5 1.3.3 Solutions . . . . . . . . . . . . . . . . . . . . . . . . 5 1.3.4 Beginning of Ethernet Wars? . . . . . . . . . . . . . 6 2 Modbus over TCP/IP 8 2.1 Basic Idea . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.1.1 Example communication . . . . . . . . . . . . . . . 11 2.2 Problems of Modbus over TCP/IP . . . . . . . . . . . . . . 12 3 PROFINET 14 3.1 PROFINET CBA . . . . . . . . . . . . . . . . . . . . . . . . 14 3.2 PROFINET IO . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.2.1 Cyclic Communication . . . . . . . . . . . . . . . . . 16 3.2.2 Acyclic Communication . . . . . . . . . . . . . . . . 19 3.2.3 Addressing . . . . . . . . . . . . . . . . . . . . . . . 19 3.2.4 Network Topology . . . . . . . . . . . . . . . . . . . 20 3.2.5 Web Integration . . . . . . . . . . . . . . . . . . . . 20 3.2.6 Security . . . . . . . . . . . . . . . . . . . . . . . . . 20
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Industrial Ethernet networking has inherent advantages for many industrial applications. By utilising a standards-based solution that supports multi-vendor implementations, Industrial Ethernet users enjoy highly reliable systems, reduced costs of deployment, and a guaranteed upgrade strategy as needs evolve. New product offerings for Industrial Ethernet, power utility substations, and transport...
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تاریخ انتشار 2011