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S7-200CN 技术综述 ............................................................ 2 1 S7-200CN CPU's ........................................................... 21 1.1 S7-221 ................................................................................... 22 1.2 S7-222 CN ............................................................................. 24 1.3 S7-224 CN ............................................................................. 26 1.5 S7-224XP CN/S7-224XPsi CN ................................................... 28 1.4 S7-224XP CN ......................................................................... 30 1.6 S7-226 CN .............................................................................. 32 2 输入 / 输出扩展模块 ......................................................... 40 2.1 数字量扩展模块 ................................................................... 41 2.1.1 数字量扩展模块规范 ............................................................ 41 2.1.2 数字量输入 .......................................................................... 42 2.1.3 数字量输出 .......................................................................... 43 2.1.4 接线图 ............................................................................... 45 2.2 模拟量扩展模块 ................................................................... 48 2.2.1 模拟量扩展模块规范 ........................................................... 48 2.2.2 模拟量输入 / 输出 ................................................................ 49 2.2.3 接线图 ............................................................................... 50 2.2.4 模块配置 ............................................................................. 51 3 温度测量 ...................................................................... 54 3.1 热电偶和RTD(热电阻)扩展模块规范 .................................... 55 3.2 接线图 .................................................................................... 56 3.3 热电偶模块 ............................................................................. 57 3.4 热电偶模块使用提示 ............................................................... 58 3.5 热电阻模块 ............................................................................. 59 3.6 热电阻模块使用提示 ............................................................... 61 4 功能模块 ...................................................................... 62 4.1 位置控制模块 EM 253 ............................................................ 63 4.2 称重模块 SIWAREX MS ............................................................ 66 5 通讯模块 ..................................................................... 68 5.1 Profi bus-DP 从站模块 EM 277 .................................................. 69 5.2 以太网模块 CP 243-1 .............................................................. 72 5.3 因特网通讯模块 CP 243-1 IT .................................................... 74 5.4 AS-Interface Master CP 243-2 .................................................. 76 5.5 模拟量调制解调器模块 EM 241 ............................................... 77 5.6 GPRS MD 720-3 ....................................................................... 79 6 S7-200CN 附件 ............................................................ 81 6.1 存储模块 ................................................................................ 82 6.2 扩展电缆 ................................................................................ 83 6.3 PC / PPI 编程电缆 ..................................................................... 84 6.4 输入仿真器 ............................................................................. 85 7 软件 ............................................................................. 86 7.1 S7-200CN 编程软件 Micro/Win ................................................ 87 7.2 S7-200CN 浏览器 .................................................................... 89 7.3 S7-200 PC 访问 ....................................................................... 90 8 HMI — 操作面板 ........................................................... 91 8.1 K-TP 178micro ........................................................................ 92 8.2 TD400C .................................................................................. 94 8.3 SIMATIC 面板总览 ................................................................... 96 附录A S7-200CN 订货数据 102 附录B S7-200CN 通用技术规范及安装指南 105 ................................................. ........................
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