"# \u590d\u76dbSC \u7cfb\u5217\u63a7\u5236\u5668Modbus\u534f\u8bae\u5730\u5740\u8868\u53ca\u8bf4\u660e\n\n> 2023-01-26 | 2026-06-30\n> https:\/\/www.modbus.cn\/en\/11490.html\n\n**\u8bbe\u5907\u5bc4\u5b58\u5668\u624b\u518c**\n\n---\n\n\u590d\u76db SC \u7cfb\u5217\u63a7\u5236\u5668\u7684 RS485 \u7aef\u53e3\u9075\u5b88 ModBus RTU \u534f\u8bae\uff0c\u5176\u901a\u8baf\u683c\u5f0f\u56fa\u5b9a \u4e3a\uff1a\u201c9600 E 8 1\u201d\u3002\u5176\u542b\u4e49\u4e3a\uff1a\n\n-  \u6ce2\u7279\u7387\uff1a 9600 bps\n\n-  \u68c0\u9a8c\u4f4d\uff1a\u5076\u6821\u9a8c\n\n-  \u6570\u636e\u4f4d\uff1a 8 \u4f4d\n\n-  \u505c\u6b62\u4f4d\uff1a 1 \u4f4d\n\n\u6ce8\uff1a\u590d\u76db\u67d0\u4e9b\u63a7\u5236\u5668\u7684\u6ce2\u7279\u7387\u662f\u53ef\u8c03\u6574\u7684\u3002\u4e3a\u4e86\u907f\u514d\u51fa\u9519\uff0c\u5f3a\u70c8\u5efa\u8bae\u91c7\u7528\u9ed8 \u8ba4\u8bbe\u7f6e\u503c\uff1a 9600bps\n\n\u590d\u76db SC \u7cfb\u5217\u63a7\u5236\u5668\u4ec5\u652f\u6301 ModBUS RTU \u7684 3 \u53f7\u548c 6 \u53f7\u529f\u80fd\u7801\uff0c\u5176\u901a\u8baf\u683c\u5f0f \u5982\u4e0b\uff1a\n\n- **3** \u53f7\u529f\u80fd\u7801\uff1a \u8bfb N \u4e2a\u5b57\u8282\n\n\u4e3b\u673a\u8bf7\u6c42\uff1a\n\n\u4ece\u673a\u5730\u5740\u529f\u80fd\u7801\u521d\u59cb\u5730\u5740\u6570\u636e\u957f\u5ea6CRC \u68c0\u9a8c\u7801\n\n\u4ece\u673a\u54cd\u5e94\uff1a\n\n\u4ece\u673a\u5730\u5740\u529f\u80fd\u7801\u6570\u636e\u957f\u5ea6\u6570\u636e\u5185\u5bb9CRC \u6821\u9a8c\u7801\n\n- **6** \u53f7\u529f\u80fd\u7801\uff1a \u5199 1 \u4e2a\u5b57\u8282\n\n\u4e3b\u673a\u8bf7\u6c42\uff1a\n\n\u4ece\u673a\u5730\u5740\u529f\u80fd\u7801\u5bc4\u5b58\u5668\u5730\u5740\u8bbe\u7f6e\u6570\u503cCRC \u6821\u9a8c\u7801\n\n\u4ece\u673a\u54cd\u5e94\uff1a\n\n\u4ece\u673a\u5730\u5740\u529f\u80fd\u7801\u5bc4\u5b58\u5668\u5730\u5740\u8bbe\u7f6e\u6570\u503cCRC \u6821\u9a8c\u7801\n\nSC \u7cfb\u5217\u63a7\u5236\u5668\u901a\u8baf\u5730\u5740\u8868\n\n\u5185 \u5bb9\u63a7\u5236\u5668\u5730\u5740**Mod****Bus** \u5730\u5740\u7c7b \u578b\u8bfb**\/**\u5199\u5de5\u7a0b\u5355\u4f4d\u6570\u503c\u8303\u56f4\u5907 \u6ce8\u6392\u6c14\u538b\u529b040001\u5b57\u53ea\u8bfb0.01MPa0~  \u4f20\u611f\u5668\u91cf\u7a0b \u6392\u6c14\u6e29\u5ea6140002\u5b57\u53ea\u8bfb\u2103-50~300 \u8fd0\u884c\u65f6\u95f4240003\u5b57\u53ea\u8bfb\u5c0f\u65f60~65535 \u52a0\u8f7d\u65f6\u95f4340004\u5b57\u53ea\u8bfb\u5c0f\u65f60~65535 \u7535\u673a\u7535\u6d41440005\u5b57\u53ea\u8bfbA0~\u4f20\u611f\u5668 \u91cf\u7a0b \n\n\u6cb9\u6c14\u6876\u538b\u529b 5 40006\u5b57\u53ea\u8bfb 0.01MPa0~  \u4f20\u611f\u5668\u91cf\u7a0b \u6cb9\u6c14\u6876\u6e29\u5ea6640007\u5b57\u53ea\u8bfb\u2103-50~300 \u8fd0\u884c\u72b6\u6001(1)740008\u5b57\u53ea\u8bfb   \u52a0\u8f7d \/  \u5378\u8f7d7.040008.0\u4f4d\u53ea\u8bfb 0\/11=  \u52a0\u8f7d 0=  \u5378\u8f7d\u8fd0\u884c \/  \u505c\u673a7.140008.1\u4f4d\u53ea\u8bfb 0\/11=  \u8fd0\u884c 0=  \u505c\u673a\u8fd1\u63a7 \/  \u8fdc\u63a77.240008.2\u4f4d\u53ea\u8bfb 0\/11=  \u8fdc\u63a7 0=  \u8fd1\u63a7\u6392\u6c14\u9ad8\u6e297.340008.3\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\u76f8\u5e8f\u9519\u8bef7.440008.4\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\u4e3b\u7535\u673a\u8fc7\u6d417.540008.5\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\u7a7a\u6ee4\u538b\u5dee\u62a5\u8b667.640008.6\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\u6cb9\u7ec6\u538b\u5dee\u62a5\u8b667.740008.7\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\u6cb9\u6ee4\u538b\u5dee\u62a5\u8b667.840008.8\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\u98ce\u673a\u8fc7\u6d417.940008.9\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\u4f20\u611f\u5668\u6545\u969c7.1040008.10\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\u6cb9\u538b\u8fc7\u4f4e7.1140008.11\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\u4e3b\u7535\u673a\u63a5\u89e6\u5668\u6545 \u969c7.1240008.12\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\u98ce\u673a\u63a5\u89e6\u5668\u6545\u969c7.1340008.13\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\u6392\u6c14\u538b\u529b\u5f02\u5e387.1440008.14\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\n\n\u7a7a\u4e45\u505c\u8f66 7.15 40008.15\u4f4d\u53ea\u8bfb  0\/11= \u7a7a \u4e45 \u505c\u8f66\u8fd0\u884c\u72b6\u6001(2)840009\u5b57\u53ea\u8bfb   \u91cd\u6545\u969c8.040009.0\u4f4d\u53ea\u8bfb 0\/11=  \u8df3\u8131\u8f7b\u6545\u969c8.140009.1\u4f4d\u53ea\u8bfb 0\/11=  \u62a5\u8b66\u7535 \u6e908.240009.2\u4f4d\u53ea\u8bfb 0\/11=  \u7535 \u6e90 \u5f00 8.340009.3\u4f4d\u53ea\u8bfb 0\/1  8.440009.4\u4f4d\u53ea\u8bfb 0\/1  8.540009.5\u4f4d\u53ea\u8bfb 0\/1  8.640009.6\u4f4d\u53ea\u8bfb 0\/1  8.740009.7\u4f4d\u53ea\u8bfb 0\/1  8.840009.8\u4f4d\u53ea\u8bfb 0\/1  8.940009.9\u4f4d\u53ea\u8bfb 0\/1  8.1040009.10\u4f4d\u53ea\u8bfb 0\/1  8.1140009.11\u4f4d\u53ea\u8bfb 0\/1  8.1240009.12\u4f4d\u53ea\u8bfb 0\/1  8.1340009.13\u4f4d\u53ea\u8bfb 0\/1  8.1440009.14\u4f4d\u53ea\u8bfb 0\/1  8.1540009.15\u4f4d\u53ea\u8bfb 0\/1 \n\n\u8fdc\u7a0b\u63a7\u5236 9 40010\u5b57\u53ea\u5199   \u8fdc\u7a0b\u542f\u52a8*9.040010.0\u4f4d\u53ea\u5199 0\/11=\u6709\u6548\u8fdc\u7a0b\u505c\u673a*9.140010.1\u4f4d\u53ea\u5199 0\/11=\u6709\u6548\u5f3a\u5236\u5378\u8f7d*9.240010.2\u4f4d\u53ea\u5199 0\/11=\u6709\u6548\u5f3a\u5236\u52a0\u8f7d*9.340010.3\u4f4d\u53ea\u5199 0\/11=\u6709\u6548 9.440010.4\u4f4d\u53ea\u5199 0\/1  9.540010.5\u4f4d\u53ea\u5199 0\/1  9.640010.6\u4f4d\u53ea\u5199 0\/1  9.740010.7\u4f4d\u53ea\u5199 0\/1  9.840010.8\u4f4d\u53ea\u5199 0\/1  9.940010.9\u4f4d\u53ea\u5199 0\/1  9.1040010.10\u4f4d\u53ea\u5199 0\/1  9.1140010.11\u4f4d\u53ea\u5199 0\/1  9.1240010.12\u4f4d\u53ea\u5199 0\/1  9.1340010.13\u4f4d\u53ea\u5199 0\/1  9.1440010.14\u4f4d\u53ea\u5199 0\/1  9.1540010.15\u4f4d\u53ea\u5199 0\/1 \n\n\u6ce8\uff1a 1.   \u201c\u8fdc\u7a0b\u542f\u52a8\u201d\u548c\u201c\u8fdc\u7a0b\u505c\u673a\u201d\u3001\u201c\u5f3a\u5236\u52a0\u8f7d\u201d\u548c\u201c\u5f3a\u5236\u5378\u8f7d\u201d\u5206\u522b\u662f\u4e92\u9501\u7684\uff0c \u4e00\u4e2a\u6307 \u4ee4\u7f6e\u201c1\u201d\u65f6\uff0c\u53e6\u4e00\u4e2a\u5fc5\u987b\u6e05\u96f6\u3002\n\n2.  \u8981\u4f7f\u201c\u8fdc\u7a0b\u542f\u52a8\u201d\u6216\u201c\u8fdc\u7a0b\u505c\u673a\u201d\u6307\u4ee4\u6709\u6548\uff0c\u5148\u7f6e\u201c1\u201d\uff0c2~3 \u79d2\u540e\u6e05\u96f6\u5373\u53ef\u3002\n\n---\n*modbus.cn*\n"