"# \u65bd\u8010\u5fb7M218 PLC\u901a\u8fc7Modbus\u534f\u8bae\u63a7\u5236\u53d8\u9891\u5668\u65b9\u6cd5\n\n> 2023-01-23 | 2026-07-01\n> https:\/\/www.modbus.cn\/en\/11468.html\n\n**\u5de5\u4e1a\u7269\u8054\u7f51, \u8c03\u8bd5\u8f6f\u4ef6\u4e0e\u5de5\u5177\u6559\u7a0b**\n\n---\n\n1 \u3001 \u9996\u5148\u5728\u4e32\u884c\u7ebf\u8def\u91cc\u66f4\u6539\u4e3a Modbus_IOScanner (Modbus IOScanner) \u540c\u65f6\u53d8\u9891\u5668\u4e5f\u9700\u540c\u6837\u8bbe\u7f6e\n\n1)  \u3001\u901a\u8baf\u65b9\u5f0f\u8bbe\u4e3a Modbus \u7ed9\u5b9a\n\n2)  \u3001\u4ece\u7ad9\u5730\u5740(1\u2026\u2026247)\uff0c\u9700\u4e0e\u8f6f\u4ef6\u4e2d\u8bbe\u7f6e\u4e00\u81f4\n\n3)  \u3001\u901a\u8baf\u901f\u7387 19.2K\uff0c\u9700\u4e0e\u8f6f\u4ef6\u4e2d\u8bbe\u7f6e\u4e00\u81f4\n\n4)  \u3001\u901a\u8baf\u683c\u5f0f\uff0c8E1\uff0c8 \u4e2a\u6570\u636e\u4f4d\uff0c\u5076\u6821\u68c0\uff0c1 \u4e2a\u505c\u6b62\u4f4d\n\n\u6ce8\u610f\uff1a\u8bbe\u7f6e\u5b8c\u6bd5\u540e\uff0c\u5173\u95ed\u53d8\u9891\u5668\u7535\u6e90\u91cd\u65b0\u4e0a\u7535\uff0c\u53c2\u6570\u8bbe\u7f6e\u624d\u80fd\u751f\u6548\u3002\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/01\/1674435725-image.png)\n\n2 \u3001 \u53f3\u952e\u70b9\u51fb Modbus_IOScanner (Modbus IOScanner)\uff0c\u70b9\u51fb\u6dfb\u52a0\u8bbe\u5907\uff0c\u6dfb\u52a0\u4ece\u7ad9\u8bbe\u5907\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/01\/1674435742-image-950x499.png)\n\n3 \u3001 \u6dfb\u52a0\u597d\u8bbe\u5907\u4ece\u7ad9\u4e4b\u540e\uff0c\u5728 Modbus \u4ece\u7ad9\u914d\u7f6e\u91cc\u6dfb\u52a0\u4ece\u7ad9\u5730\u5740\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/01\/1674435754-image-950x469.png)\n\n4 \u3001 \u5728 Modbus \u4ece\u7ad9\u901a\u9053\u6dfb\u52a0\u901a\u9053\uff0c\u5982\u4e0b\u56fe\u6240\u793a\n\n(16#0C81=3201\uff0c\u53d8\u9891\u5668 ATV71 ETA \u72b6\u6001\u5b57)\n\n(16#0C82=3202\uff0c\u53d8\u9891\u5668 ATV71 Freq_Feed \u9891\u7387\u53cd\u9988)\n\n(16#2135=8501\uff0c\u53d8\u9891\u5668 ATV71 CMD \u63a7\u5236\u5b57)\n\n(16#2136=8502\uff0c\u53d8\u9891\u5668 ATV71 Freq_Ref \u9891\u7387\u7ed9\u5b9a)\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/01\/1674435771-image-950x678.png)\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/01\/1674435783-image-950x662.png)\n\n5\u3001\u5728 Modbus \u4e3b\u7ad9 I\/O \u6620\u5c04\u4e2d\u6dfb\u52a0\u53d8\u91cf\u540d\u79f0\uff0c\u6ce8\u610f\u4e0e\u63cf\u8ff0\u76f8\u5bf9\u5e94\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/01\/1674435794-image-950x272.png)\n\n6 \u3001 \u5728 POU \u7f16\u5199\u7a0b\u5e8f\n\n\u63a7\u5236\u5b57 CMD \u624b\u52a8\u7ed9 6  (16#0006)\uff0c\u53d8\u9891\u5668 Ready\n\n\u63a7\u5236\u5b57 CMD \u624b\u52a8\u7ed9 7  (16#0007)\uff0c\u53d8\u9891\u5668 Stop\uff0c\n\n\u63a7\u5236\u5b57 CMD \u624b\u52a8\u7ed9 15  (16#000F)\uff0c\u53d8\u9891\u5668\u6b63\u8f6c\n\n\u63a7\u5236\u5b57 CMD \u624b\u52a8\u7ed9 2063  (16#080F)\uff0c\u53d8\u9891\u5668\u53cd\u8f6c\uff0c\n\n\u9891\u7387\u7ed9\u5b9a Freq_Ref\uff0c\u53d8\u9891\u5668\u8f6c\u52a8\u7684 HZ=Freq_Ref\/10\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/01\/1674435807-image-950x425.png)\n\n7\u3001\u5728 Modbus \u4ece\u7ad9\u8bbe\u5907\u65ad\u7535\u4e0a\u7535\u60c5\u51b5\u4e0b\uff0c PLC  \u4e2d\u4ece\u7ad9\u8bbe\u5907\u524d\u4f1a\u663e\u793a\u4e00\u4e2a\u201c\u4e09\u89d2\u5f62\u201d \u7b26\u53f7\uff0c\u8fd9\u6837\u7684\u8bdd\uff0c \u4e5f\u53ef\u4ee5\u5229\u7528\u4eba\u673a\u754c\u9762\uff0c \u6e05\u695a\u5730\u770b\u5230 PLC \u672a\u8bfb\u53d6\u5230\u54ea\u4e00\u4e2a Modbus \u4ece\u7ad9\uff01\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/01\/1674435819-image-950x279.png)\n\n8\u3001\u6b64\u65f6 PLC \u9700\u5bf9\u201c\u81ea\u5df1\u201d\u53d1\u51fa\u4e00\u4e2a\u590d\u4f4d\u4fe1\u53f7\uff0c\u4ee5\u4fdd\u969c\u901a\u8baf\u6b63\u5e38\uff0c\u590d\u4f4d\u7a0b\u5e8f\u5982\u56fe\u6240\u793a\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/01\/1674435831-image-950x503.png)\n\n9\u3001\u590d\u4f4d\u6b65\u9aa4\u53ca\u590d\u4f4d\u540e\u7684\u6548\u679c\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/01\/1674435840-image-950x343.png)\n\n\u6ce8\u610f\uff1a\u8fd9\u6837\u53ea\u662f PLC \u5bf9\u201c\u81ea\u5df1\u201d\u7684\u4e00\u4e2a\u590d\u4f4d\uff0c\u5982\u679c Modbus \u4ece\u7ad9\u8bbe\u5907\u672c\u8eab\u6709\u6545\u969c\uff0c \u6216\u8005\u6709\u4ece\u7ad9\u8bbe\u5907\u62a5 Modbus \u6545\u969c\uff0c\u662f\u4e0d\u80fd\u590d\u4f4d\u6389\u7684\uff01\n\n---\n*modbus.cn*\n"