DI93a HESG440355R3
DI93a HESG440355R3
DI93a HESG440355R3
以太网作为数据通讯标准已经使用多年,并且获得了巨大的成功。今天,世界上绝大多数的办公室网络和校园网络已经接受以太网并开始使用。现在,随着以太网技术的不断发展及新特性的提供,以太网正逐步地扩展到有更多需求的工业环境应用。
对于工业用户,以太网的吸引力在于其真正的“透明性”所带来的“一网到底”的美景,以及优于现场总线的特性:
数据的快速、高效传输,使用现有的配置和诊断工具(如Telnet,HTTP,FTP),实现远程编程、诊断和控制。目前,以太网的典型应用主要集中于“管理层”,同时也在逐渐地满足“设备层”的应用。这些应用包括通过以太网传输控制信号,比如在机器人技术中,操作快速排列的设备和SCADA的应用。
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