"# KNX\u8f6cMODBUS\/RS485\/RS232\u534f\u8bae\u8f6c\u6362\u7f51\u5173\u8bf4\u660e\u4e66\n\n> 2025-03-07 | 2026-05-19\n> https:\/\/www.modbus.cn\/en\/30171.html\n\n**\u4ea7\u54c1\u8bf4\u660e\u4e66**\n\n---\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/03\/20250307180959332.png)\n\n## **\u529f\u80fd\u7b80\u4ecb\uff1a**\n\n- ETS \u914d\u7f6e\u754c\u9762\u3002\n\n- KNX \u603b\u7ebf\u76f4\u63a5\u4f9b\u7535\u3002\n\n- \u652f\u6301 **KNX <-> MODBUS** \u4e3b\u673a\u6216\u8005\u4ece\u673a\u6a21\u5f0f\u76f8\u4e92\u8f6c\u6362\uff0c\u6700\u5927\u652f\u6301 500 \u4e2a\u5bc4\u5b58\u5668\u3002\u652f\u6301\u4efb\u610f bit \u957f\u5ea6\u53d6\u503c\u8f6c\u6362\uff08\u6700\u957f 16bit\uff09\u3002\u652f\u6301\u540c\u65f6\u914d\u7f6e\u591a\u4e2a\u76f8\u540c\u5bc4\u5b58\u5668\u3002\u4ec5\u652f\u6301 0x03\uff0c0x04\uff0c0x06\uff0c0x10 \u6307\u4ee4\u3002\n\n- \u652f\u6301 **KNX <-> RS485** \u4efb\u610f\u6307\u4ee4\uff08\u6700\u957f 24byte\uff09\u76f8\u4e92\u8f6c\u6362\uff0c\u8f6c\u6362\u503c\u53ef\u4ee5\u56fa\u5b9a\uff0c\u4e5f\u53ef\u4ee5\u662f\u8ddf\u968f 485 \u6307\u4ee4\u5185\u6570\u636e\u3002\u6700\u5927\u652f\u6301 100 \u4e2a\u6307\u4ee4\u3002\n\n- \u652f\u6301 **KNX <-> RS232** \u4efb\u610f\u6307\u4ee4\uff08\u6700\u957f 24byte\uff09\u76f8\u4e92\u8f6c\u6362\uff0c\u8f6c\u6362\u503c\u53ef\u4ee5\u56fa\u5b9a\uff0c\u4e5f\u53ef\u4ee5\u662f\u8ddf\u968f 232 \u6307\u4ee4\u5185\u6570\u636e\u3002\u6700\u5927\u652f\u6301 100 \u4e2a\u6307\u4ee4\u3002\n\n- \u652f\u6301 100 \u7ec4\u903b\u8f91\u8f93\u5165\u8f93\u51fa\uff0c\u529f\u80fd\u5305\u62ec\uff0c\u5ef6\u8fdf\u548c 2-point \u903b\u8f91\u63a7\u5236\u8f93\u51fa\u3002\n\n**\u4ea7\u54c1\u8d2d\u4e70\uff1a**[https:\/\/www.modbus.cn\/product\/30791.html](https:\/\/www.modbus.cn\/product\/30791.html)\n\n## **MODBUS \u914d\u7f6e**\n\n### 1.**Modbus \u901a\u8baf\u53c2\u6570\u914d\u7f6e**\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/03\/20250308095953616.png?x-oss-process=image\/resize,m_lfit,w_950,h_697)\n\n\u2460.**Bps for modbus(\u8bbe\u7f6e\u6ce2\u7279\u7387)\uff1a**\u652f\u6301 2400\u30019600\u300119200\u300138400\u300156000\u3001115200\u3001128000\u3001256000\u3002\n\n\u2461.**Modbus \u4e3b\u4ece\u6a21\u5f0f\u9009\u62e9\uff1a****Slave mode**\uff1a\u4ece\u673a\u6a21\u5f0f\uff0c**Host mode**\uff1a\u4e3b\u673a\u6a21\u5f0f\u3002\n\n\u2462.**Modbus \u5730\u5740\uff08\u5341\u8fdb\u5236\uff09**\uff1amodbus \u4ece\u673a\u6a21\u5f0f\u4e0b\u672c\u673a\u7684\u5730\u5740\u8bbe\u7f6e\u3002\n\n\u2463.**\uff08\u4ec5\u4e3b\u673a\uff09\u4e3b\u673a\u6a21\u5f0f\u8bfb\u5199\u8d85\u65f6\uff08*100ms\uff09\uff1a**\u4e3b\u673a\u6a21\u5f0f\u4e0b\uff0c\u8bfb\u53d6\u4ece\u673a\u8bbe\u5907\u65f6\u5019\uff0c\u7b49\u5f85\u4ece\u673a\u56de\u590d\u7684\u8d85\u65f6\u65f6\u95f4\u8bbe\u5b9a\uff0c\u8bbe\u7f6e 5 \u4ee3\u8868 500ms\uff0c\u6700\u5c0f\u4e0d\u80fd\u5c0f\u4e8e 200ms\uff0c\u63a8\u8350 500ms \u4ee5\u4e0a\uff0c\u9ed8\u8ba4 500ms\u3002\n\n\u2464.**\u4f7f\u80fd modbus \u5bc4\u5b58\u5668\u7684\u4e2a\u6570\uff1a**\u6253\u5f00\u5bc4\u5b58\u5668\u7684\u914d\u7f6e\u3002\n\n### 2.**Modbus \u5bc4\u5b58\u5668\u914d\u7f6e**\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/03\/20250308100943410.png?x-oss-process=image\/resize,m_lfit,w_950,h_1013)\n\n\u2460.**\u914d\u7f6e\u6ce8\u610f\u4e8b\u9879\uff1a**\u5bc4\u5b58\u5668\u5730\u5740\u5c3d\u91cf\u6309\u7167**\u5347\u5e8f\u6392\u5e8f**\u914d\u7f6e\uff0c\u4e3b\u673a\u6a21\u5f0f\u4e0b\uff0c\u540c\u4e00\u4e2a\u8bbe\u5907\u7684\u6240\u6709\u5bc4\u5b58\u5668\u653e\u5728\u4e00\u8d77\uff0c\u5e76\u6309\u7167\u5347\u5e8f\u6392\u5217\uff0c\u8fd9\u6837\u914d\u7f6e\uff0c\u7f51\u5173\u5728\u8bfb\u53d6\u4ece\u673a\u5bc4\u5b58\u5668\u7684\u65f6\u5019\uff0c\u4f1a\u4e00\u6b21\u8bfb\u5b8c\uff0c\u800c\u4e0d\u7528\u4e00\u4e2a\u4e2a\u5bc4\u5b58\u5668\u8bfb\u53d6\uff0c\u6548\u7387\u5927\u5927\u63d0\u9ad8\u3002\n\n**\u2461 Enable reg:** \u6fc0\u6d3b\u8868\u793a\u542f\u7528\uff0c\u4e0d\u6fc0\u6d3b\u8868\u793a\u4e0d\u542f\u7528\u3002\n\n**\u2462 \u5907\u6ce8\u540d\u79f0:** \u53ef\u4ee5\u6839\u636e\u9700\u6c42\uff0c\u6807\u6ce8\u5bc4\u5b58\u5668\u5bf9\u5e94\u7684\u662f\u4ec0\u4e48\u3002\n\n**\u2463 \u4ece\u673a\u5730\u5740(\u4ec5\u4e3b\u673a):** \u8bbe\u7f6e\u9700\u8981\u8bfb\u53d6\u7684\u4ece\u673a\u7684\u5730\u5740(**10\u8fdb\u5236**)\u3002\n\n**\u2464 Modbus \u5bc4\u5b58\u5668\u5730\u5740:** 10\u8fdb\u5236\u3002\n\n**\u2465 \u6570\u636e\u7c7b\u578b(dpt):** KNX \u5bf9\u8c61\u7684\u6570\u636e\u7c7b\u578b\u3002\n\n**\u2466 Modbus \u5bc4\u5b58\u5668\u7c7b\u578b:** \u4fdd\u6301\u578b\u5bc4\u5b58\u5668-modbus \u4e3b\u673a\u53ef\u4ee5\u8bfb\u5199\uff0c\u8f93\u5165\u578b\u5bc4\u5b58\u5668-modbus \u4e3b\u673a\u53ea\u80fd\u8bfb\u53d6\uff0c\u7ebf\u5708\u72b6\u6001-modbus\u4e3b\u673a\u53ef\u4ee5\u8bfb\u5199\u3002\n\n**\u2467 \u65f6\u95f4\u95f4\u9694(\u4ec5\u4e3b\u673a):** \u4e3b\u673a\u6a21\u5f0f\u4e0b\u8bfb\u53d6\u6bcf\u4e2a\u5bc4\u5b58\u5668\u7684\u65f6\u95f4\u95f4\u9694\uff0c\u9ed8\u8ba4\u8bbe\u7f6e 0\u3002\n\n**\u2468 \u6307\u4ee4\u9009\u62e9(\u4ec5\u4e3b\u673a):**\u8bfb\u53d6\u5bc4\u5b58\u5668\u7684\u6307\u4ee4\u9009\u62e9\uff0c0X03H\/0X04H\/0X06H\/0X10H\/0X01H\/0X02H\/0X05H\/0X0FH\n\n**\u2469 \u5bc4\u5b58\u5668\u4e2a\u6570(\u4ec5\u4e3b\u673a):**\u53ef\u4ee5\u9009\u62e91\u30012 \u4e24\u4e2a\u5bc4\u5b58\u5668\u4e00\u8d77\u8bfb\u53d6\uff0c\u5408\u5e76\u8d77\u6765\u8f6c\u53d1\u7ed9 KNX\u3002\n\n- \u2460** \u6570\u636e\u683c\u5f0f(\u4ec5\u4e3b\u673a):**\u53ef\u4ee5\u9009\u62e9\u9ad8 byte \u5728\u524d\u548c\u9ad8 Byte \u5728\u540e\u7684\u6a21\u5f0f\uff0c\u6839\u636e\u5177\u4f53\u6570\u636e\u683c\u5f0f\u8fdb\u884c\u8bbe\u7f6e\u3002\n\n- \u2461 **\u6bcf\u53d8\u5316\u591a\u5c11\u503c \u5219\u53d1\u9001\u4e00\u6b21:**\u8bbe\u7f6e0\u8868\u793a\u4e0d\u7ba1\u53d8\u5316\u591a\u5c11\u90fd\u8f6c\u53d1\uff0c\u8bbe\u7f6e1\u8868\u793a\u503c\u53d8\u53161\u7684\u65f6\u5019\u8f6c\u53d1(\u9002\u5408\u5f00\u5173\u91cf)\uff0c\u8bbe\u7f6e10\u8868\u793a\u5728\u5f53\u524d\u503c\u7684\u4e0a\u4e0b\u53d8\u5316210\u7684\u65f6\u5019\u624d\u8f6c\u53d1\u3002\n\n- \u2462 **\u9700\u8981\u8f6c\u6362\u7684 bit:**\u5c31\u662f\u53d6\u5bc4\u5b58\u5668\u4e2d\u7684\u54ea\u51e0\u4e2a bit \u7684\u503c\uff0c\u8f6c\u53d1\u7ed9 KNX\uff0c\u540c\u6837KNX\u8f6c\u7ed9 modbus \u5bc4\u5b58\u5668\u4e5f\u662f\u503c\u6539\u53d8\u914d\u7f6e\u7684 bit\uff0c\u5176\u4ed6\u7684 bit \u503c\u4e0d\u53d8\u3002\u5982\u4e0b\u56fe\uff0c\u8bbe\u7f6e\u4e861\uff0c\u4ee3\u8868\u5341\u516d\u8fdb\u5236 0x0001\uff0c\u5373\u8f6c\u53d1\u6700\u4f4e\u4f4d\u7684\u6570\u636e\uff0c\u5982\u5bc4\u5b58\u5668\u7684\u503c\u4e3a 0x1231\uff0cKNX\u5219\u8f6c\u53d11\uff0c\u5982\u5bc4\u5b58\u5668\u7684\u503c\u4e3a0x1230\uff0cKNX\u5219\u8f6c\u53d10.\u8be5\u503c\u9ed8\u8ba4\u662f 65535\uff0c\u5373 0xFFFF\uff0c\u8f6c\u53d1\u6240\u670916bit \u7684\u503c\u3002\n\n- \u2463 **KNX \u5230 modbus \u7684\u6570\u636e\u8f6c\u6362:**\u8fd9\u4e2a\u662f\u7528\u4e8e\u5904\u7406\u6570\u636e\u8f6c\u6362\u7684\u500d\u6570\uff0c\u5982:\u5047\u8bbe\u8bbe\u7f6e\u7684\u503c\u662f2\uff0cKNX\u7aef\u63a5\u6536\u5230\u6570\u636e\u662f5\uff0cmodbus\u5bc4\u5b58\u5668\u7684\u6570\u636e\u662f10;\u8d1f\u6570\u4ee3\u8868\u591a\u5c11\u4efd\u4e4b\u4e00\uff0c\u5982-2\uff0c\u63a5\u6536\u5230 KNX\u53d1\u8fc7\u6765\u7684\u503c\u662f10\uff0c\u90a3\u4e48modbus\u5bc4\u5b58\u5668\u7684\u6570\u636e\u4e3a5\u3002\u5e94\u7528\u573a\u666f\u5982\uff0c\u6e29\u5ea6\u8f6c\u6362\uff0cmodbus \u5927\u90e8\u5206\u6e29\u5ea6\u503c\u7cbe\u786e\u5230\u5c0f\u6570\u70b9\u540e\u4e00\u4f4d\uff0c\u4f46\u662f KNX \u662f\u7cbe\u786e\u5230\u5c0f\u6570\u70b9\u540e\u4e24\u4f4d\u7684\uff0c\u90a3\u4e48\u4ed6\u4eec\u4e4b\u95f4\u5c31\u5dee\u4e8610\u500d\uff0c\u53ef\u4ee5\u8bbe\u7f6e-10\uff0c\u7ea0\u6b63\u6e29\u5ea6\u503c\u3002\u8be5\u503c\u9ed8\u8ba4\u662f1\uff0c\u539f\u6570\u636e\u8f6c\u53d1\u3002\n\n### **RS485 \u914d\u7f6e**\n\n#### **RS485 \u901a\u8baf\u53c2\u6570\u914d\u7f6e**\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/03\/20250308102228835.png?x-oss-process=image\/resize,m_lfit,w_950,h_467)\n\n\u2460.**Bps for RS485\uff1a**\u8bbe\u7f6e RS485 \u603b\u7ebf\u7684\u6ce2\u7279\u7387\u3002\n\n\u2461.**Stop bit for RS485\uff1a**\u505c\u6b62\u4f4d\u8bbe\u7f6e\uff0c\u4ec5\u652f\u6301 1bit \u548c 2bit\u3002\n\n\u2462.**Data bit for RS485\uff1a**\u6570\u636e\u4f4d\u8bbe\u5b9a\uff0c\u4ec5\u652f\u6301 8bit \u548c 9bit\u3002\n\n\u2463.**Check bit for RS485\uff1a**\u6821\u9a8c\u4f4d\u8bbe\u7f6e\uff0c\u53ea\u652f\u6301\u5947\u6821\u9a8c\u548c\u5076\u6821\u9a8c\u6216\u8005\u4e0d\u6821\u9a8c\u3002\n\n\u2464.**Crc \u6821\u9a8c\uff080 - \u65e0\u6821\u9a8c\uff09\uff1a**\u63d0\u4f9b\u591a\u627e\u6807\u51c6\u7684 CRC \u6821\u9a8c\u7b97\u6cd5\uff0c\u5e76\u63d0\u4f9b\u9009\u62e9 CRC \u6821\u9a8c\u6e90\u6570\u636e\u7684\u957f\u5ea6\u9009\u62e9\u3002\n\n\u2465.**\u4ece\u7b2c\u51e0\u4e2a BYTE \u5f00\u59cb\u8ba1\u7b97 CRC\uff1a**\u8bbe\u7f6e CRC \u7684\u8d77\u59cb\u4f4d\u7f6e\u3002\n\n\u2466.**\u5012\u6570\u7b2c\u51e0 BYTE \u622a\u6b62\u7ed3\u7b97 CRC\uff1a**\u8bbe\u7f6e CRC \u7684\u7ed3\u675f\u4f4d\u7f6e\u3002\n\n\u2467.**\u62a5\u6587\u63a5\u6536\u8d85\u65f6\u65f6\u95f4\uff08N \u4e2a\u5b57\u7b26\u65f6\u95f4\uff09\uff1a**RS485 \u603b\u7ebf\u8bc6\u522b\u4e00\u5e27\u7ed3\u675f\u7684\u65f6\u95f4\uff0c\u4e00\u4e2a\u5b57\u7b26\u7684\u65f6\u95f4 *N\u3002\n\n\u2468.**RS485 \u603b\u7ebf\u53d1\u9001\u62a5\u6587\u95f4\u9694\uff08.ms\uff09\uff1a**\u672c\u8bbe\u5907\u5f80\u603b\u7ebf\u53d1\u9001\u4e00\u5e27\u62a5\u6587\u7684\u6700\u5c0f\u65f6\u95f4\u95f4\u9694\u3002\n\n\u2469.**RS485 \u901a\u9053\u6570\u4f7f\u80fd\u3002**\n\n### **RS485 \u6307\u4ee4\u914d\u7f6e**\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/03\/20250308102603459.png)\n\n\u2460.**\u5907\u6ce8\u540d\u79f0\uff1a**\u53ef\u4ee5\u6839\u636e\u9700\u6c42\uff0c\u6807\u6ce8\u672c\u6307\u4ee4\u5bf9\u5e94\u7684\u662f\u4ec0\u4e48\u3002\n\n\u2461.**KNX \u7684\u6570\u636e\u683c\u5f0f\uff08dpt\uff09\uff1a**KNX \u5bf9\u8c61\u7684\u6570\u636e\u7c7b\u578b\u3002\n\n\u2462.**KNX \u63a5\u6536\u5230\u62a5\u6587\u540e\u662f\u5426\u53d1\u9001\u5230 RS485\u3002**\n\n\u2463.**RS485 \u63a5\u6536\u5230\u62a5\u6587\u540e\u662f\u5426\u8f6c\u53d1\u5230 KNX\u3002**\n\n\u2464.**\u8f6c\u53d1\u65b9\u5f0f\uff1a**\u63a5\u6536\u5230 RS485 \u603b\u7ebf\u6b63\u786e\u6307\u4ee4\u540e\uff0c\u8f6c\u53d1\u5230 KNX \u7684\u503c\u7684\u9009\u62e9\u3002\u8f6c\u53d1\u63a5\u6536\u503c\uff0c\u5219\u8f6c\u53d1\u6307\u4ee4\u4e2d\u4f7f\u7528 XX \u66ff\u4ee3\u7684\u4f4d\u7f6e\u7684\u6570\u636e\uff1b\u8f6c\u53d1\u56fa\u5b9a\u503c\uff0cKNX \u4e0a\u53d1\u9001\u8bbe\u5b9a\u597d\u7684\u503c\u3002\n\n\u2465.**\u6570\u636e\u8f6c\u53d1\u8bbe\u7f6e\uff1a**\u53c2\u8003 Modbus \u5bc4\u5b58\u5668\u914d\u7f6e\u7684\u7b2c\u4e03\u70b9\u3002\n\n\u2466.**\u6307\u4ee4\u5185\u5bb9\uff1a**\u6307\u4ee4\u662f\u4ee5\u5341\u516d\u8fdb\u5236\u8f93\u5165\uff0c\u6bcf\u4e2a byte \u4e4b\u95f4\u4f7f\u7528\u7a7a\u683c\u9694\u5f00\uff0c\u4f7f\u7528\u5b57\u6bcd XX \u8868\u793a\u9700\u8981\u8f6c\u6362\u5230 KNX \u7684\u6570\u636e\uff0c\u6240\u6709\u7684\u6307\u4ee4\u5185\u5bb9\u90fd\u4e0d\u533a\u5206\u5927\u5c0f\u5199\u3002\n\n## **RS232 \u914d\u7f6e**\n\nRS232 \u7684\u914d\u7f6e\u8ddf RS485 \u4e00\u6837\u3002\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/03\/20250308103301745.png)\n\n## **Functions \u914d\u7f6e**\n\n### **\u5168\u5c40\u914d\u7f6e**\n\n\u901a\u9053\u6570\u91cf\uff1a\u6700\u5927 100 \u4e2a\u3002\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/03\/20250308103412770.png)\n\n### **Fun \u53c2\u6570\u914d\u7f6e**\n\n**\u2460\u4f7f\u80fd\u5f53\u524d\u7684 function \u529f\u80fd\u3002**\n\n**\u2461\u529f\u80fd\u9009\u62e9\uff1a**Delay \u529f\u80fd\u63d0\u4f9b\u5ef6\u8fdf\u53d1\u9001\u7684\u529f\u80fd\uff0c2-point logic \u529f\u80fd\u63d0\u4f9b\u7b80\u5355\u7684 2 \u70b9\u63a7\u5236\u903b\u8f91\uff08\u9ad8\u4e8e\u8bbe\u5b9a\u70b9 A \u89e6\u53d1\u4e00\u4e2a\u64cd\u4f5c\uff0c\u4f4e\u4e8e\u8bbe\u5b9a\u70b9 B \u89e6\u53d1\u53e6\u4e00\u4e2a\u64cd\u4f5c\uff09\u3002\n\n**\u2462\u5bf9\u8c61 dpt\uff1a**\u914d\u7f6e\u9700\u8981\u7684\u6570\u636e\u7c7b\u578b\u3002\n\n**\u2463\uff08Delay\uff09\u5ef6\u8fdf\uff08\u79d2\uff09\uff1a**0 \u4ee3\u8868\u4e0d\u5ef6\u8fdf\uff0c0 ~ 255\u3002\n\n**\u2464\uff08Delay\uff09\u5ef6\u8fdf\uff08\u6beb\u79d2\uff09\uff1a**0 \u4ee3\u8868\u4e0d\u5ef6\u8fdf\uff0c0 - 255\u3002\n\n**\u2465\uff082-point\uff09\u9ad8\u9608\u503c\u8bbe\u5b9a\uff1a**\u5f53\u8f93\u5165\u503c\u9ad8\u4e8e\u8be5\u8bbe\u5b9a\u503c\u65f6\u5019\uff0c\u5ef6\u8fdf\u8bbe\u5b9a\u7684\u65f6\u95f4\u540e\uff0c\u53d1\u9001\u9ad8\u4e8e\u9ad8\u9608\u503c\u65f6\u53d1\u9001\u7684\u503c\u53c2\u6570\u8bbe\u5b9a\u7684\u503c\u3002\n\n**\u2466\uff082-point\uff09\u4f4e\u9608\u503c\u8bbe\u5b9a\uff1a**\u5f53\u8f93\u5165\u503c\u9ad8\u4e8e\u8be5\u8bbe\u5b9a\u503c\u65f6\u5019\uff0c\u5ef6\u8fdf\u8bbe\u5b9a\u7684\u65f6\u95f4\u540e\uff0c\u53d1\u9001\u4f4e\u4e8e\u4f4e\u9608\u503c\u65f6\u53d1\u9001\u7684\u503c\u53c2\u6570\u8bbe\u5b9a\u7684\u503c\u3002\n\n\u2467**\uff082-point\uff09Out.\u5bf9\u8c61 dpt\uff1a**\u63a7\u5236\u8f93\u51fa\u5bf9\u8c61\u7684\u6570\u636e\u683c\u5f0f\uff1a\n\n\u2468**\uff082-point\uff09\u9ad8\u4e8e\u9ad8\u9608\u503c\u65f6\u53d1\u9001\u7684\u503c\uff1a**\n\n\u2469**\uff082-point\uff09\u4f4e\u4e8e\u4f4e\u9608\u503c\u65f6\u53d1\u9001\u7684\u503c\uff1a**\n\n- **\uff082-point\uff09\u5ef6\u8fdf\u65f6\u95f4\uff08.min\uff09\uff1a**\u5ef6\u8fdf\u8f93\u51fa\u7684\u65f6\u95f4\u8bbe\u5b9a\uff0c\u5355\u4f4d\u5206\u949f\u3002\n\n- **\uff082-point\uff09\u5ef6\u8fdf\u65f6\u95f4\uff08.sec\uff09\uff1a**\u5ef6\u8fdf\u8f93\u51fa\u7684\u65f6\u95f4\u8bbe\u5b9a\uff0c\u5355\u4f4d\u79d2\u3002\n\n- \u6ce8\u610f\uff1a\u5f53\u8f93\u5165\u503c\u9ad8\u4e8e\u9ad8\u9608\u503c\u7684\u65f6\u5019\uff0c\u5728\u5ef6\u8fdf\u65f6\u95f4\u5185\u518d\u6b21\u6536\u5230\u4f4e\u4e8e\u9ad8\u9608\u503c\u7684\u503c\uff0c\u5219\u4f1a\u53d6\u6d88\u53d1\u9001\u3002\u4f4e\u4e8e\u4f4e\u9608\u503c\u7684\u65f6\u5019\u529f\u80fd\u4e00\u6837\u3002\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/03\/20250308103859173.png?x-oss-process=image\/resize,m_lfit,w_950,h_726)\n\n## **\u4f8b\u5b50\u6f14\u793a**\n\n**RS485\/RS232 \u8f6c KNX\u3002**\n\n- \uff081\uff09\u8bbe\u7f6e\u5341\u516d\u8fdb\u5236\u6307\u4ee4 0x12345678\uff0c\u8f6c\u6362\u5668\u63a5\u6536\u5230 RS485\/RS232 \u53d1\u8fc7\u6765\u7684\u62a5\u6587\u4e3a 0x12345678 \u65f6\u5019\uff0cKNX \u7aef\u7fa4\u7ec4\u5730\u5740 1\/0\/4 \u53d1\u9001 50 \u7684\u503c\u3002\n\n- \u4e5f\u53ef\u4ee5\u662f\u8f6c\u53d1\u63a5\u6536\u5230\u7684\u5176\u4e2d\u4e00\u4e2a\u503c\uff0c\u4f7f\u7528 xx \u6765\u8868\u793a\u9700\u8981\u8f6c\u53d1\u7684\u503c\u3002\u8f6c\u6362\u5668\u63a5\u6536\u5230 RS485\/RS232 \u53d1\u8fc7\u6765\u7684\u62a5\u6587\u4e3a 0xabcdef0812 \u65f6\u5019\uff0cknx \u7aef\u5bf9\u5e94\u7684\u5730\u5740 1\/0\/5\uff0c\u4f1a\u628a xx \u4f4d\u7f6e\u7684 08 \u8f6c\u53d1\u8fc7\u6765\u3002\n\n## \u89c6\u9891\u6559\u7a0b\n\n## **\u57fa\u672c\u53c2\u6570\u4e0e\u5b89\u88c5**\n\n#### **2.1 \u7535\u6c14\u53c2\u6570**\n\n\u9879\u76ee\u8bf4\u660e\u4f9b\u7535\u65b9\u5f0f\u76f4\u63a5\u63d2\u5728 KNX \u603b\u7ebf\u4e0a\uff0821V\u201331V\uff09\u8017\u7535\u91cf\u6bd4\u624b\u673a\u5145\u7535\u5668\u8fd8\u5c0f\uff08<0.5W\uff09\u5de5\u4f5c\u6e29\u5ea6-5\u2103~45\u2103\uff08\u666e\u901a\u5ba4\u5185\u73af\u5883\u5373\u53ef\uff09\n\n#### **2.2 \u5b89\u88c5\u6b65\u9aa4**\n\n- **\u56fa\u5b9a\u8bbe\u5907**\uff1a\u5361\u5728\u6807\u51c6\u768435mm\u5bfc\u8f68\u4e0a\uff08\u7c7b\u4f3c\u7535\u8868\u7bb1\u7684\u5b89\u88c5\u65b9\u5f0f\uff09\u3002\n\n- **\u63a5\u7ebf**\uff1a\n\n- **KNX**\uff1a\u7528\u53cc\u7ede\u7ebf\uff08\u7c7b\u4f3c\u7f51\u7ebf\uff09\u8fde\u63a5\u603b\u7ebf\u3002\n\n- **RS485\/RS232**\uff1a\u7528\u5c4f\u853d\u53cc\u7ede\u7ebf\uff08\u9632\u5e72\u6270\uff09\u8fde\u63a5\u8bbe\u5907\u3002\n\n- **\u6307\u793a\u706f**\uff1a\n\n- \u7eff\u706f\u5e38\u4eae\uff1a\u4f9b\u7535\u6b63\u5e38\u3002\n\n- \u7ea2\u706f\u95ea\u70c1\uff1a\u6b63\u5728\u914d\u7f6e\u4e2d\u3002\n\n## **\u5b9e\u9645\u5e94\u7528\u573a\u666f\u4e3e\u4f8b**\n\n#### **\u573a\u666f1\uff1a\u667a\u80fd\u697c\u5b87\u7167\u660e**\n\n- **\u8bbe\u5907**\uff1aKNX \u706f\u5149\u7cfb\u7edf + MODBUS \u4eba\u4f53\u4f20\u611f\u5668\u3002\n\n- **\u903b\u8f91**\uff1a\n\n- \u4f20\u611f\u5668\u68c0\u6d4b\u65e0\u4eba \u2192 \u53d1\u9001\u4fe1\u53f7\u5230\u7f51\u5173\u3002\n\n- \u7f51\u5173\u5ef6\u8fdf30\u79d2 \u2192 \u901a\u8fc7KNX\u5173\u706f\u3002\n\n#### **\u573a\u666f2\uff1a\u5de5\u4e1a\u6e29\u63a7**\n\n- **\u8bbe\u5907**\uff1aRS485 \u6e29\u5ea6\u4f20\u611f\u5668 + KNX \u7a7a\u8c03\u63a7\u5236\u5668\u3002\n\n- **\u903b\u8f91**\uff1a\n\n- \u4f20\u611f\u5668\u4e0a\u62a528\u2103 \u2192 \u7f51\u5173\u8f6c\u53d1\u5230KNX\u3002\n\n- KNX \u5224\u65ad >25\u2103 \u2192 \u53d1\u9001\u201c\u5f00\u7a7a\u8c03\u201d\u6307\u4ee4\u3002\n\n## **\u5e38\u89c1\u95ee\u9898\u4e0e\u89e3\u7b54**\n\n**Q1\uff1a\u6307\u793a\u706f\u4e0d\u4eae\u600e\u4e48\u529e\uff1f**\n\n- \u68c0\u67e5KNX\u603b\u7ebf\u4f9b\u7535\u662f\u5426\u6b63\u5e38\uff0821V\u201331V\uff09\u3002\n\n- \u786e\u8ba4\u63a5\u7ebf\u662f\u5426\u677e\u52a8\u3002\n\n**Q2\uff1a\u6570\u636e\u8f6c\u53d1\u4e0d\u6210\u529f\uff1f**\n\n- \u68c0\u67e5\u6ce2\u7279\u7387\u3001\u6821\u9a8c\u4f4d\u662f\u5426\u4e0e\u8bbe\u5907\u4e00\u81f4\u3002\n\n- \u786e\u8ba4\u6307\u4ee4\u4e2d\u7684 `XX` \u4f4d\u7f6e\u662f\u5426\u6b63\u786e\u3002\n\n**Q3\uff1a\u903b\u8f91\u89c4\u5219\u4e0d\u89e6\u53d1\uff1f**\n\n- \u68c0\u67e5\u9608\u503c\u662f\u5426\u8bbe\u7f6e\u5408\u7406\uff08\u5982\u201c>30\u201d\u8bef\u5199\u4e3a\u201c<30\u201d\uff09\u3002\n\n- \u786e\u8ba4\u8f93\u51fa\u5bf9\u8c61\u7684\u5730\u5740\u662f\u5426\u6b63\u786e\u3002\n\n## **\u6280\u672f\u53c2\u6570\u603b\u8868**\n\n\u9879\u76ee\u53c2\u6570\u4f9b\u7535\u7535\u538b21\u201331V DC\uff08KNX\u603b\u7ebf\u76f4\u63a5\u4f9b\u7535\uff09\u6700\u5927\u529f\u8017<0.5W\uff08\u8d85\u7701\u7535\uff09\u652f\u6301\u534f\u8baeKNX\u3001MODBUS\u3001RS485\u3001RS232\u903b\u8f91\u901a\u9053\u6570100\u7ec4\uff08\u6ee1\u8db3\u590d\u6742\u81ea\u52a8\u5316\u9700\u6c42\uff09\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/03\/20251206152342584.webp?x-oss-process=image\/resize,m_lfit,w_950,h_244)\n\n---\n*modbus.cn*\n"