西门子1200 PLC与台达DVP PLC之间Modbus通讯实战指南：主站与从站数据交换实践，附详细程序与手册,西门子1200 PLC与台达DVP PLC之间Modbus通讯实战教程：主站与从站的数

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西门子1200 PLC与台达DVP PLC之间Modbus通讯实战指南：主站与从站数据交换实践，附详细程序与手册,西门子1200 PLC与台达DVP PLC之间Modbus通讯实战教程：主站与从站的数据交换实现,西门子1200 plc与台达14ES plc之间modbus 通讯实战程序 西门子1200plc做主站，台达DVP plc做从站，进行数据交。 功能：通过MODBUS指令，通过西门子CM1241 422 485模块，与台达DVP PLC485口链接，实现西门子1200做主站，读取和设置台达plc数据区，控制台达PLC的IO输出Q点。 配件：西门子1214C PLC，西门子CM1241 422 485通讯模块，台达DVP 14ES PLC，西门子KTP700 Basic触摸屏。 资料：附送带注释的西门子PLC程序，台达PLC程序，触摸屏程序，接线方式说明。 plc手册 ,核心关键词： 1. 西门子1200 plc 2. 台达14ES plc 3. MODBUS通讯 4. 主站从站 5. 数据交换 6. 西门子CM1241 422 485模块 7.
<link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/base.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/90426224/2/raw.css" rel="stylesheet"/><div id="sidebar" style="display: none"><div id="outline"></div></div><div class="pf w0 h0" data-page-no="1" id="pf1"><div class="pc pc1 w0 h0"><img alt="" class="bi x0 y0 w1 h1" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/90426224/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">西门子<span class="_ _0"> </span><span class="ff2">1200 PLC<span class="_ _0"> </span></span>与台达<span class="_ _0"> </span><span class="ff2">DVP 14ES PLC<span class="_ _0"> </span></span>之间<span class="_ _0"> </span><span class="ff2">Modbus<span class="_ _0"> </span></span>通讯实战程序</div><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0">一、简介</div><div class="t m0 x1 h2 y3 ff1 fs0 fc0 sc0 ls0 ws0">本文将详细介绍如何通过<span class="_ _0"> </span><span class="ff2">Modbus<span class="_ _0"> </span></span>通讯协议，<span class="_ _1"></span>使用西门子<span class="_ _0"> </span><span class="ff2">1200 PLC<span class="_ _0"> </span></span>作为主站，<span class="_ _1"></span>与台达<span class="_ _0"> </span><span class="ff2">DVP </span></div><div class="t m0 x1 h2 y4 ff2 fs0 fc0 sc0 ls0 ws0">14ES PLC<span class="_"> </span><span class="ff1">进行数据<span class="_ _2"></span>交换。<span class="_ _2"></span>我们将<span class="_ _2"></span>详细描述<span class="_ _2"></span>如何通<span class="_ _2"></span>过西门<span class="_ _2"></span>子<span class="_ _0"> </span></span>CM1241 422 <span class="_ _2"></span>485<span class="_"> </span><span class="ff1">模块，与台达</span></div><div class="t m0 x1 h2 y5 ff2 fs0 fc0 sc0 ls0 ws0">DVP PLC<span class="_ _0"> </span><span class="ff1">的<span class="_ _0"> </span></span>485<span class="_ _0"> </span><span class="ff1">口进行连接，<span class="_ _3"></span>以实现读取和设置台达<span class="_ _0"> </span><span class="ff2">PLC<span class="_"> </span></span>数据区，<span class="_ _3"></span>并控制其<span class="_ _0"> </span><span class="ff2">IO<span class="_ _0"> </span></span>输出<span class="_ _0"> </span><span class="ff2">Q<span class="_ _0"> </span></span>点的</span></div><div class="t m0 x1 h2 y6 ff1 fs0 fc0 sc0 ls0 ws0">功能。<span class="_ _2"></span>此外<span class="_ _2"></span>，本文<span class="_ _2"></span>还将<span class="_ _2"></span>提供所<span class="_ _2"></span>使用<span class="_ _2"></span>的配件<span class="_ _2"></span>资料<span class="_ _2"></span>以及带<span class="_ _2"></span>注释<span class="_ _2"></span>的<span class="_ _0"> </span><span class="ff2">PLC<span class="_"> </span></span>程序、<span class="_ _2"></span>触摸<span class="_ _2"></span>屏程序<span class="_ _2"></span>和接<span class="_ _2"></span>线</div><div class="t m0 x1 h2 y7 ff1 fs0 fc0 sc0 ls0 ws0">方式说明。</div><div class="t m0 x1 h2 y8 ff1 fs0 fc0 sc0 ls0 ws0">二、硬件配置</div><div class="t m0 x1 h2 y9 ff1 fs0 fc0 sc0 ls0 ws0">主站：西门子<span class="_ _0"> </span><span class="ff2">1200 PLC</span></div><div class="t m0 x1 h2 ya ff1 fs0 fc0 sc0 ls0 ws0">从站：台达<span class="_ _0"> </span><span class="ff2">DVP 14ES PLC</span></div><div class="t m0 x1 h2 yb ff1 fs0 fc0 sc0 ls0 ws0">通讯模块：西门子<span class="_ _0"> </span><span class="ff2">CM1241 422 485</span></div><div class="t m0 x1 h2 yc ff1 fs0 fc0 sc0 ls0 ws0">其他配件：西门子<span class="_ _0"> </span><span class="ff2">1214C PLC</span>、西门子<span class="_ _0"> </span><span class="ff2">KTP700 Basic<span class="_ _0"> </span></span>触摸屏</div><div class="t m0 x1 h2 yd ff1 fs0 fc0 sc0 ls0 ws0">三、<span class="ff2">Modbus<span class="_ _0"> </span></span>通讯实现</div><div class="t m0 x1 h2 ye ff2 fs0 fc0 sc0 ls0 ws0">1. <span class="_ _4"> </span><span class="ff1">连接方式</span></div><div class="t m0 x1 h2 yf ff1 fs0 fc0 sc0 ls0 ws0">使用西门子<span class="_ _5"> </span><span class="ff2">CM1241 422 485<span class="_"> </span></span>通讯模块，通过<span class="_ _5"> </span><span class="ff2">RS485<span class="_"> </span></span>接口与台达<span class="_ _0"> </span><span class="ff2">DVP PLC<span class="_"> </span></span>的<span class="_ _0"> </span><span class="ff2">RS485<span class="_"> </span></span>口进行</div><div class="t m0 x1 h2 y10 ff1 fs0 fc0 sc0 ls0 ws0">连接。确保两台<span class="_ _0"> </span><span class="ff2">PLC<span class="_ _0"> </span></span>的通讯参数（如波特率、数据位、停止位等）设置一致。</div><div class="t m0 x1 h2 y11 ff2 fs0 fc0 sc0 ls0 ws0">2. Modbus<span class="_ _0"> </span><span class="ff1">指令</span></div><div class="t m0 x1 h2 y12 ff1 fs0 fc0 sc0 ls0 ws0">在西门子<span class="_ _0"> </span><span class="ff2">1200 PLC<span class="_ _0"> </span></span>中，使用<span class="_ _4"> </span><span class="ff2">Modbus<span class="_"> </span></span>指令进行数据交换。通过这些指令，可以读取和设置</div><div class="t m0 x1 h2 y13 ff1 fs0 fc0 sc0 ls0 ws0">台达<span class="_ _0"> </span><span class="ff2">PLC<span class="_ _0"> </span></span>的数据区，并控制其<span class="_ _0"> </span><span class="ff2">IO<span class="_"> </span></span>输出<span class="_ _4"> </span><span class="ff2">Q<span class="_"> </span></span>点。</div><div class="t m0 x1 h2 y14 ff1 fs0 fc0 sc0 ls0 ws0">四、程序实现</div><div class="t m0 x1 h2 y15 ff2 fs0 fc0 sc0 ls0 ws0">1. <span class="_ _4"> </span><span class="ff1">西门子<span class="_ _0"> </span></span>PLC<span class="_ _0"> </span><span class="ff1">程序</span></div><div class="t m0 x1 h2 y16 ff1 fs0 fc0 sc0 ls0 ws0">带注释<span class="_ _2"></span>的西<span class="_ _2"></span>门子<span class="_ _0"> </span><span class="ff2">PLC<span class="_"> </span></span>程序<span class="_ _2"></span>将指<span class="_ _2"></span>导你如<span class="_ _2"></span>何设<span class="_ _2"></span>置主站<span class="_ _2"></span>地址<span class="_ _2"></span>、从站<span class="_ _2"></span>地址<span class="_ _2"></span>、数据<span class="_ _2"></span>寄存<span class="_ _2"></span>器地址<span class="_ _2"></span>等，<span class="_ _2"></span>以</div><div class="t m0 x1 h2 y17 ff1 fs0 fc0 sc0 ls0 ws0">及如何读取和设置数据，控制台达<span class="_ _0"> </span><span class="ff2">PLC<span class="_ _0"> </span></span>的<span class="_ _0"> </span><span class="ff2">IO<span class="_"> </span></span>输出<span class="_ _4"> </span><span class="ff2">Q<span class="_"> </span></span>点。</div><div class="t m0 x1 h2 y18 ff2 fs0 fc0 sc0 ls0 ws0">2. <span class="_ _4"> </span><span class="ff1">台达<span class="_ _0"> </span></span>PLC<span class="_ _0"> </span><span class="ff1">程序</span></div><div class="t m0 x1 h2 y19 ff1 fs0 fc0 sc0 ls0 ws0">台达<span class="_ _0"> </span><span class="ff2">PLC<span class="_"> </span></span>程序<span class="_ _2"></span>主要<span class="_ _2"></span>负责响<span class="_ _2"></span>应主<span class="_ _2"></span>站的请<span class="_ _2"></span>求，<span class="_ _2"></span>并执行<span class="_ _2"></span>相应<span class="_ _2"></span>的操作<span class="_ _2"></span>。具<span class="_ _2"></span>体程序<span class="_ _2"></span>需根<span class="_ _2"></span>据实际<span class="_ _2"></span>需求<span class="_ _2"></span>进</div><div class="t m0 x1 h2 y1a ff1 fs0 fc0 sc0 ls0 ws0">行编写。</div><div class="t m0 x1 h2 y1b ff1 fs0 fc0 sc0 ls0 ws0">五、触摸屏程序</div><div class="t m0 x1 h2 y1c ff1 fs0 fc0 sc0 ls0 ws0">使用西门子<span class="_ _0"> </span><span class="ff2">KTP700 <span class="_ _1"></span>Basic<span class="_ _4"> </span><span class="ff1">触摸屏，<span class="_ _3"></span>可以方便地监控和控制系统状态。<span class="_ _6"></span>触摸屏程序将显示系统</span></span></div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>
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