ProfiNet协议

<section><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; font-size: 15px; letter-spacing: normal;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;"><a class="wx_search_keyword" style="margin: 0px; padding: 0px; outline: 0px; color: var(--weui-LINK); -webkit-tap-highlight-color: rgba(0, 0, 0, 0); cursor: pointer; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">工业以太网</a><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">通常是指应用于工业控制领域的以太网技术，在技术上与普通</span><a class="wx_search_keyword" style="margin: 0px; padding: 0px; outline: 0px; color: var(--weui-LINK); -webkit-tap-highlight-color: rgba(0, 0, 0, 0); cursor: pointer; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">以太网技术</a><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">相兼容，但对具体产品和应用都有更高要求。简单的说，以太网是一种局域网规范，工业以太网是应用于工业控制领域的以太网技术，</span></span></span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; color: rgb(171, 25, 66);"><strong style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;"><a class="wx_search_keyword" style="margin: 0px; padding: 0px; outline: 0px; color: var(--weui-LINK); -webkit-tap-highlight-color: rgba(0, 0, 0, 0); cursor: pointer; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">PROFINET</a><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">&nbsp;是一种在工业以太网上运行的实时技术规范</span></strong></span>。</span></section><p style="margin-top: 0px; margin-bottom: 16px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; font-family: system-ui, -apple-system, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-wrap: wrap; color: rgba(0, 0, 0, 0.9); background-color: rgb(255, 255, 255); line-height: 2em; text-align: center; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; font-size: 15px; letter-spacing: normal;"><img class="rich_pages wxw-img js_insertlocalimg" src="https://mmbiz.qpic.cn/mmbiz_jpg/ibbYNjL8QYGdAia16icobkjm3lKkR8qlR6xX4YhKX22ViciabVv8vncvVQGu94K8HZTRDOCTd1WJ7tuVUsBDpd78WgQ/640?wx_fmt=jpeg&tp=wxpic&wxfrom=13&wx_lazy=1&wx_co=1" style="margin: 0px; padding: 0px; outline: 0px; vertical-align: bottom; letter-spacing: 0.544px; box-sizing: border-box !important; overflow-wrap: break-word !important; height: auto !important; visibility: visible !important; width: 296px !important;"/></span></p><p><section><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; font-size: 15px; letter-spacing: normal;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">PROFINET是一种新的以太网通讯系统，是由西门子公司和PROFIbus用户协会开发；PROFINET=PROFIbus+</span><a class="wx_search_keyword" style="margin: 0px; padding: 0px; outline: 0px; color: var(--weui-LINK); -webkit-tap-highlight-color: rgba(0, 0, 0, 0); cursor: pointer; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">EtherNET</a><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">，把PROFIbus的主从结构移植到以太网上， 是基于工业以太网技术的自动化总线标准；PROFINET是一种支持</span></span><a class="wx_search_keyword" style="margin: 0px; padding: 0px; outline: 0px; color: var(--weui-LINK); -webkit-tap-highlight-color: rgba(0, 0, 0, 0); cursor: pointer; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">分布式</a><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">自动化的高级通讯系统；PROFINET为自动化通信领域提供 了一个完整的网络解决方案；PROFINET(实时以太网)基于工业以太网，具有很好的实时性，可以直接连接现场设备；PROFINET同样是西门子SIMATIC NET中的一个协议，具体说是众多协议的集合，其中包括PROFINET IO RT、 CBA RT和IO IRT等等的实时协议，囊括了诸如实时以太网、运动控制、分布式自动化、 故障安全以及网络安全等当前自动化领域的内容。</span></span></section></p><p><br/></p>