"# 2\u4e2a\u897f\u95e8\u5b501200PLC\u5982\u4f55\u5b9e\u73b0S7\u901a\u8baf\n\n> 2023-09-17 | 2026-06-26\n> https:\/\/www.modbus.cn\/en\/24961.html\n\n**\u5de5\u4e1a\u7269\u8054\u7f51**\n\n---\n\nS7\u662f\u897f\u95e8\u5b50\u4e13\u6709\u7684\u534f\u8bae\uff0c\u5b83\u7528\u4e8ePLC\u4e4b\u95f4\u4ea4\u6362\u6570\u636e\u3002\n\n\r\n\n\u8bbe\u5907\u4e0e\u7f51\u7edc\u7ec4\u6001\uff1a\u6dfb\u52a0\u4e24\u53f0CPU\n\n\r\n\n**PLC\u8fde\u63a5**\n\n\r\n\n\u8fde\u63a5\u65b9\u6cd5\u4e00\n\n\r\n\n\r\n\n\u8fde\u63a5\u65b9\u6cd5\u4e8c\n\n\r\n\n\u6216\u8005\u70b9\u51fb\u672c\u5730PLC\u4ee5\u592a\u7f51\u53e3\u6309\u4f4f\u62d6\u62c9\u5230\u4f19\u4f34PLC\u7684\u4ee5\u592a\u7f51\u53e3\u5904\u677e\u5f00\uff0c\u4e5f\u53ef\u4ee5\u5efa\u7acb\u4e24\u53f0PLC\u901a\u4fe1\u8fde\u63a5\u3002\n\n\r\n\n\r\n\n\r\n\n**\u5c5e\u6027\u8bbe\u7f6e**\r\n\n\r\n\nS7\u901a\u8baf\u662f\u672c\u5730\u4e3b\u52a8\u8bbf\u95ee\u4f19\u4f34\uff0c\u6240\u4ee5\u4f19\u4f34\u4e0b\u56fe\u9009\u9879\u5fc5\u987b\u52fe\u9009\n\n\r\n\n\r\n\n**IP\u5730\u5740\u8bbe\u7f6e**\r\n\n\r\n\nIP\u5730\u5740\u8bbe\u7f6e\u4e00\u5b9a\u8981\u5bf9\uff0c\u4e14\u672c\u5730\u548c\u4f19\u4f34\u5730\u5740\u4e0d\u80fd\u76f8\u540c\uff0c\u53ef\u4ee5\u901a\u8fc7\u5c5e\u6027\uff0c\u4ee5\u592a\u7f51\u8bbe\u7f6e\uff0c\u5982\u4e0b\u56fe\n\n\r\n\n\r\n\n\u9664\u4e86\u8fd9\u79cd\u65b9\u6cd5\uff0c\u4e5f\u53ef\u4ee5\u5728\u7f51\u7edc\u8bd5\u56fe\u91cc\u9762\u70b9\u51fb\u663e\u793a\u5730\u5740\uff0c\u53bb\u66f4\u6539\uff0c\u5982\u4e0b\u56fe\r\n\n\r\n\n\r\n\n\u8fd9\u4e24\u79cd\u65b9\u6cd5\u66f4\u6539IP\u5730\u5740\u90fd\u5f88\u65b9\u4fbf\uff0c\u53ef\u81ea\u884c\u9009\u62e9\n\n\r\n\n**\u6307\u4ee4\u4ecb\u7ecd**\n\n\r\n\n\r\n\r\n\r\n\r\n\r\n\r\n\n\u53c2\u6570\u548c\u7c7b\u578b\n\n\r\n\r\n\r\n\n\u6570\u636e\u7c7b\u578b\n\n\r\n\r\n\r\n\n\u8bf4\u660e\n\n\r\n\r\n\r\n\r\n\r\n\nREQ \n\n\r\n\r\n\r\n\nInput \n\n\r\n\r\n\r\n\nBool \n\n\r\n\r\n\r\n\n\u4e0a\u5347\u6cbf\u89e6\u53d1\n\n\r\n\r\n\r\n\r\n\r\n\nID \n\n\r\n\r\n\r\n\nInput \n\n\r\n\r\n\r\n\nCONN_PRG(Word)\n\n\r\n\r\n\r\n\nS7 \u8fde\u63a5 ID\uff08W#16#100\uff09\n\n\r\n\r\n\r\n\r\n\r\n\nNDR (GET) \n\n\r\n\r\n\r\n\nOutput \n\n\r\n\r\n\r\n\nBool \n\n\r\n\r\n\r\n\n\u65b0\u6570\u636e\u5c31\u7eea\uff1a\u25cf 0\uff1a\u8bf7\u6c42\u5c1a\u672a\u542f\u52a8\u6216\u4ecd\u5728\u8fd0\u884c \u25cf 1\uff1a\u5df2\u6210\u529f\u5b8c\u6210\u4efb\u52a1\n\n\r\n\r\n\r\n\r\n\r\n\nDONE (PUT) \n\n\r\n\r\n\r\n\nOutput \n\n\r\n\r\n\r\n\nBool \n\n\r\n\r\n\r\n\nDONE:\u25cf 0\uff1a\u8bf7\u6c42\u5c1a\u672a\u542f\u52a8\u6216\u4ecd\u5728\u8fd0\u884c\u25cf 1\uff1a\u5df2\u6210\u529f\u5b8c\u6210\u4efb\u52a1\n\n\r\n\r\n\r\n\r\n\r\n\nERROR\n\n\r\n\r\n\r\n\nOutput\n\n\r\n\r\n\r\n\nBool\n\n\r\n\r\n\r\n\n\u9519\u8bef\u72b6\u6001\n\n\r\n\r\n\r\n\r\n\r\n\nSTATUS\n\n\r\n\r\n\r\n\nOutput\n\n\r\n\r\n\r\n\nWord\n\n\r\n\r\n\r\n\n\u9519\u8bef\u4ee3\u7801\n\n\r\n\r\n\r\n\r\n\r\n\nADDR_1 \n\n\r\n\r\n\r\n\nInOut \n\n\r\n\r\n\r\n\n\u8fdc\u7a0b\n\n\r\n\r\n\r\n\n\u6307\u5411\u8fdc\u7a0bCPU\u4e2d\u5b58\u50a8\u5f85\u8bfb\u53d6(GET) \u6216\u5f85\u53d1\u9001(PUT)\u6570\u636e\u7684\u5b58\u50a8\u533a\u3002P#DB1.DBX12.0 REAL 3\n\n\r\n\r\n\r\n\r\n\r\n\nADDR_2 \n\n\r\n\r\n\r\n\nInOut \n\n\r\n\r\n\r\n\n\u8fdc\u7a0b\n\n\r\n\r\n\r\n\r\n\r\n\r\n\nRD_1 (GET)\r\nSD_1 (PUT)\n\n\r\n\r\n\r\n\nInOut \n\n\r\n\r\n\r\n\nVariant \n\n\r\n\r\n\r\n\n\u6307\u5411\u672c\u5730CPU\u4e2d\u5b58\u50a8\u5f85\u8bfb\u53d6(GET)\u6216\u5f85\u53d1\u9001(PUT)\u6570\u636e\u7684\u5b58\u50a8\u533a\u3002\u5141\u8bb8\u7684\u6570\u636e\u7c7b\u578b\uff1aBool\uff08\u53ea\u5141\u8bb8\u5355\u4e2a\u4f4d\uff09\u3001Byte\u3001Char\u3001Word\u3001Int\u3001DWord\u3001DInt\u6216Real\u3002\r\n\u6ce8\uff1a\u5982\u679c\u8be5\u6307\u9488\u8bbf\u95eeDB\uff0c\u5219\u5fc5\u987b\u6307\u5b9a\u7edd\u5bf9\u5730\u5740\uff0c\u5982\uff1a\r\nP#DB10.DBX5.0 Byte 10\u5728\u6b64\u60c5\u51b5\u4e0b\uff0c10\u4ee3\u8868GET\u6216PUT\u7684\u5b57\u8282\u6570\u3002\n\n\r\n\r\n\r\n\r\n\r\n\nRD_2 (GET)\r\nSD_2 (PUT)\n\n\r\n\r\n\r\n\nInOut \n\n\r\n\r\n\r\n\nVariant\n\n\r\n\r\n\r\n\r\n\r\n\r\n\n**\u6848\u4f8b\uff1a\u4e24\u53f0****1200\u8fdb\u884cS7\u534f\u8bae\u4ee5\u592a\u7f51\u901a\u4fe1\uff0c\u5b9e\u73b0\u5982\u4e0b\u64cd\u4f5c\u3002**\n\n\r\n\n\r\n\n**\u8bfb\u53d6\u8bbe\u7f6e**\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n**\u5199\u5165\u8bbe\u7f6e**\r\n\n\r\n\n\r\n\n\u5199\u5165\u8bbe\u7f6e\u4e0e\u8bfb\u53d6\u8bbe\u7f6e\u65b9\u6cd5\u4e00\u81f4\uff0c\u901a\u8fc7\u7ec4\u6001\u8bbe\u7f6e\uff0c\u8fd9\u91cc\u4e0d\u4f5c\u7ec6\u8bf4\u3002\n\n\r\n\n\u8fd9\u6837\uff0c\u672c\u5730\u8bbe\u7f6e\u597d\u4ee5\u540e\uff0c\u5c06\u5176\u5206\u522b\u4e0b\u8f7d\u5230\u5bf9\u5e94PLC\u4e2d\uff0c\u4e24\u53f01200PLC\u8fdb\u884cS7\u901a\u8baf\u5c31\u8bbe\u7f6e\u597d\u4e86\uff0c\uff08\u4f19\u4f34\u4e0d\u9700\u8981\u5199\u7a0b\u5e8f\uff09\uff0c\u5373\u53ef\u8fdb\u884c\u6570\u636e\u4ea4\u6362\u3002\n\n\r\n\r\n\n### 2026\u5e74\u66f4\u65b0\uff1aTIA Portal V20\u4f18\u5316\u4e0e\u65b0\u529f\u80fd\n\nTIA Portal V20\uff082024\u5e74\u5e95\u53d1\u5e03\uff0c\u652f\u6301S7-1200 G2\uff0c\u5f15\u5165Industrial Copilot AI\u8f85\u52a9\u7f16\u7a0b\uff09\u5bf9S7-1200\/1500\u7684\u901a\u4fe1\u914d\u7f6e\u6d41\u7a0b\u505a\u4e86\u8fdb\u4e00\u6b65\u7b80\u5316\uff1a\n\n- **S7\u8fde\u63a5\u81ea\u52a8\u68c0\u6d4b**\uff1a\u5728TIA Portal V20\u4e2d\uff0c\u5c06\u4e24\u53f0PLC\u62d6\u5165\u540c\u4e00\u4e2a\u9879\u76ee\u540e\uff0c\u7cfb\u7edf\u4f1a\u81ea\u52a8\u8bc6\u522b\u53ef\u7528\u7684S7\u8fde\u63a5\u8def\u5f84\uff0c\u65e0\u9700\u624b\u52a8\u914d\u7f6e\u8fde\u63a5\u53c2\u6570\u3002\n- **\u6570\u636e\u4e00\u81f4\u6027\u4fdd\u62a4**\uff1a\u65b0\u589e\"\u6570\u636e\u5757\u5feb\u7167\"\u529f\u80fd\uff0c\u786e\u4fddGET\/PUT\u6307\u4ee4\u5728\u4e00\u6b21\u8c03\u7528\u4e2d\u8bfb\u53d6\u7684\u6570\u636e\u5757\u5b8c\u5168\u4e00\u81f4\uff08\u907f\u514d\u8bfb\u5230\u534a\u66f4\u65b0\u6570\u636e\uff09\u3002\n- **Modbus\u4e0eS7\u5171\u5b58\u7b56\u7565**\uff1a\u5982\u679c\u540c\u4e00\u53f0S7-1200\u9700\u8981\u540c\u65f6\u8dd1S7\u901a\u4fe1\uff08\u8fde\u63a5HMI\u6216PLC\uff09\u548cModbus TCP\uff08\u8fde\u63a5\u7b2c\u4e09\u65b9\u8bbe\u5907\uff09\uff0c\u5efa\u8bae\u5c06Modbus\u8fde\u63a5\u6570\u63a7\u5236\u57284\u4e2a\u4ee5\u5185\uff0c\u5269\u4f59\u7684\u4ee5\u592a\u7f51\u8d44\u6e90\u7559\u7ed9S7\u8fde\u63a5\uff0c\u786e\u4fdd\u6574\u4f53\u901a\u4fe1\u7a33\u5b9a\u3002\n\nmodbus.cn\u6301\u7eed\u66f4\u65b0PLC\u76f8\u5173\u6559\u7a0b\u548c\u6848\u4f8b\uff0c\u5e2e\u52a9\u60a8\u9ad8\u6548\u5b8c\u6210\u81ea\u52a8\u5316\u9879\u76ee\u3002\n\n---\n*modbus.cn*\n"