{"id":26892,"date":"2024-03-18T17:57:20","date_gmt":"2024-03-18T09:57:20","guid":{"rendered":"https:\/\/www.modbus.cn\/?post_type=product&p=26892"},"modified":"2025-11-19T11:51:59","modified_gmt":"2025-11-19T03:51:59","slug":"modbus-input-level-transmitter","status":"publish","type":"product","link":"https:\/\/www.modbus.cn\/en\/product\/26892.html","title":{"rendered":"Modbus\u6295\u5165\u5f0f\u6db2\u4f4d\u53d8\u9001\u5668-\u53ef\u5e94\u7528\u4e8e\u6c34\u5382\u3001\u6c61\u6c34\u5904\u7406\u5382\u7b49\u9886\u57df\u7684\u6db2\u4f4d\u6d4b\u91cf\u63a7\u5236"},"content":{"rendered":"

<\/b><\/b>\u4ea7\u54c1\u4ecb\u7ecd<\/h2>\n

1.1 <\/b><\/strong>\u4ea7\u54c1\u6982\u8ff0<\/h3>\n

Modbus\u6295\u5165\u5f0f\u6db2\u4f4d\u53d8\u9001\u5668\u524d\u7aef\u9632\u62a4\u5e3d\u8d77\u4fdd\u62a4\u4f20\u611f\u5668\u819c\u7247\u7684\u4f5c\u7528\uff0c\u4e5f\u80fd\u4f7f\u6db2\u4f53\u6d41\u7545 \u5730\u63a5\u89e6\u5230\u819c\u7247\uff0c\u9632\u6c34\u5bfc\u7ebf\u4e0e\u5916\u58f3\u5bc6\u5c01\u8fde\u63a5\uff0c\u901a\u6c14\u7ba1\u5728\u7535\u7f06\u5185\u4e0e\u5916\u754c\u76f8\u8fde\uff0c\u5185\u90e8\u7ed3\u6784\u9632\u7ed3\u9732\u8bbe \u8ba1\u3002\u5185\u7f6e\u5fae\u578b\u4fe1\u53f7\u5904\u7406\u7535\u8def\uff0c\u53ef\u8fdb\u884c\u8fdc\u7a0b\u4f20\u8f93\u3002\u5177\u6709\u826f\u597d\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u8be5\u4ea7\u54c1\u91c7\u7528\u8fdb \u53e3\u6269\u6563\u7845\u82af\u7247\u548c\u4f4e\u529f\u8017 ADI \u4e13\u4e1a\u82af\u7247\u5e76\u7ed3\u5408\u5fae\u5904\u7406\u5668\u6280\u672f\u7814\u5236\u800c\u6210\uff0cModbus\u6295\u5165\u5f0f\u6db2\u4f4d\u53d8\u9001\u5668\u5177\u6709 RS485\u901a\u8baf\u529f\u80fd\uff0c\u4f53\u79ef\u5c0f\u3001\u7cbe\u5ea6\u9ad8\u3001\u91cd\u91cf\u8f7b\u3001\u91cf\u7a0b\u8986\u76d6\u8303\u56f4\u5e7f\uff0c\u9002\u7528\u4e8e\u5404\u884c \u4e1a\u9700\u8981\u5bf9\u6d41\u4f53\u538b\u529b\u8fdb\u884c\u7cbe\u5bc6\u6d4b\u91cf\u7684\u573a\u6240,\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u8fc7\u7a0b\u63a7\u5236\u3001\u77f3\u6cb9\u3001\u519c\u4e1a\u3001\u704c\u6e89\u3001\u7269 \u8054\u7f51\u7b49\u884c\u4e1a\u3002<\/p>\n

\u53ef\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6c34\u5382\u3001\u6c61\u6c34\u5904\u7406\u5382\u3001\u57ce\u5e02\u4f9b\u6c34\u3001\u9ad8\u697c\u6c34\u6c60\u3001\u6c34\u4e95\u3001\u5730\u70ed\u4e95\u3001\u77ff\u4e95\u3001\u5de5\u4e1a\u6c34 \u6c60\u3001\u6cb9\u6c60\u3001\u6c34\u6587\u5730\u8d28\u3001\u6c34\u5e93\u3001\u6cb3\u6d41\u3001\u6d77\u6d0b\u7b49\u9886\u57df\u7684\u6db2\u4f4d\u6d4b\u91cf\u63a7\u5236\u3002<\/p>\n

1.2<\/b><\/strong>\u00a0<\/b><\/strong>\u529f\u80fd\u7279\u70b9<\/h3>\n

1\u00a0\u3001\u53cd\u6781\u6027\u4fdd\u62a4\u548c\u77ac\u95f4\u8fc7\u7535\u6d41\u8fc7\u7535\u538b\u4fdd\u62a4\uff0c\u7b26\u5408\u00a0EMI\u00a0\u9632\u62a4\u8981\u6c42\uff1b<\/p>\n

2\u00a0\u3001\u91c7\u7528\u9ad8\u54c1\u8d28\u5bfc\u6c14\u7ebf\u7f06\uff0c\u53ef\u5e38\u5e74\u5728\u6c34\u4e2d\u6d78\u6ce1\uff1b<\/p>\n

3\u00a0\u3001\u8fc7\u8f7d\u53ca\u6297\u5e72\u6270\u80fd\u529b\u5f3a,\u7ecf\u6d4e\u5b9e\u7528\u7a33\u5b9a\uff1b<\/p>\n

4\u00a0\u3001\u91c7\u7528\u6838\u5fc3\u81ea\u52a8\u6821\u6b63\u7b97\u6cd5\uff0c\u53ef\u6709\u6548\u9632\u6b62\u56e0\u6c34\u9762\u6ce2\u52a8\u800c\u5f15\u8d77\u7684\u6570\u503c\u6ce2\u52a8\uff1b<\/p>\n

5\u00a0\u3001\u659c\u5761\u5f0f\u5bfc\u6db2\u5b54\uff0c\u53ef\u6709\u6548\u9632\u6b62\u6de4\u6ce5\u6742\u8d28\u8fdb\u5165\uff0c\u4ea6\u53ef\u9632\u51b2\u51fb\u3002<\/p>\n

6\u00a0\u3001\u6269\u6563\u7845\u538b\u963b\u4f20\u611f\u5668\uff1b<\/p>\n

7\u00a0\u3001\u63a2\u5934\u6295\u5165\u5f0f\u6d4b\u91cf\u65b9\u5f0f\uff0c\u5b89\u88c5\u7b80\u5355\u65b9\u4fbf\uff1b<\/p>\n

8\u00a0\u3001\u591a\u91cd\u9632\u62a4\u7ed3\u6784\u8bbe\u8ba1\uff0c\u9632\u62a4\u80fd\u529b\u9ad8\uff1b<\/p>\n

9\u00a0\u3001\u9009\u7528\u9632\u8150\u4e0d\u9508\u94a2\u6750\u6599\uff0c\u9002\u5408\u591a\u79cd\u573a\u5408\uff1b<\/p>\n

10\u00a0\u3001RS485 \u00a0\u4fe1\u53f7\u8f93\u51fa\uff0c\u6700\u8fdc\u901a\u4fe1\u8ddd\u79bb\u53ef\u8fbe\u00a02000 \u00a0\u7c73\uff1b<\/p>\n

11\u00a0\u300110~30V \u00a0\u5bbd\u7535\u6e90\u7535\u538b\u8f93\u5165\u3002<\/p>\n

1.3 <\/b><\/strong>\u4e3b\u8981\u6280\u672f\u53c2\u6570<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n
\u76f4\u6d41\u4f9b\u7535\uff08\u9ed8\u8ba4\uff09<\/td>\nDC\u00a010-30V\u00a0\uff0c\u5178\u578b\u00a024V<\/td>\n<\/tr>\n
\u6700\u5927\u529f\u8017<\/td>\n0.2W<\/td>\n<\/tr>\n
\u53d8\u9001\u5668\u7535\u8def\u5de5\u4f5c\u6e29\u6e7f\u5ea6<\/td>\n-20~80\u2103<\/td>\n<\/tr>\n
\u8fc7\u8f7d\u80fd\u529b<\/td>\n<1.5\u00a0\u500d\u91cf\u7a0b<\/td>\n<\/tr>\n
\u9632\u62a4\u7b49\u7ea7<\/td>\nIP68<\/td>\n<\/tr>\n
\u5916\u5f84\u5c3a\u5bf8<\/td>\n\u042426.8mm<\/td>\n<\/tr>\n
\u6d4b\u91cf\u4ecb\u8d28<\/td>\n\u5bf9\u4e0d\u9508\u94a2\u65e0\u8150\u8680\u7684\u6cb9\u3001\u6c34\u7b49\uff08\u957f\u65f6\u95f4\u6d4b\u91cf\u9700\u226460\u2103)<\/td>\n<\/tr>\n
\u91c7\u6837\u65f6\u95f4<\/td>\n2400\u00a0\u6b21\/s<\/td>\n<\/tr>\n
\u957f\u671f\u7a33\u5b9a\u6027<\/td>\n\u00b10.2%FS\/\u5e74<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

1.4 <\/b><\/strong>\u4ea7\u54c1\u9009\u578b<\/h3>\n\n\n\n\n\n\n\n
RK-<\/td>\n<\/td>\n\u516c\u53f8\u4ee3\u53f7<\/td>\n<\/tr>\n
<\/td>\nPM200-<\/td>\n<\/td>\n\u901a\u7528\u6295\u5165\u5f0f\u6db2\u4f4d\u53d8\u9001\u5668<\/td>\n<\/tr>\n
<\/td>\n01~99-<\/td>\n<\/td>\n\u91cf\u7a0b\uff0899 \u4ee3\u8868\u5b9a\u5236\u91cf\u7a0b\uff0c\u5176\u4ed6\u6570\u503c\u662f\u91cf\u7a0b\u7c73\u6570\uff09<\/td>\n<\/tr>\n
<\/td>\nN01-<\/td>\n<\/td>\n485 \u00a0\u901a\u8baf\uff08ModBus-RTU\u00a0\u00a0\u534f\u8bae\uff09<\/td>\n<\/tr>\n
<\/td>\nA05<\/td>\n0.5 \u7ea7\u7cbe\u5ea6\uff08\u9ed8\u8ba4\uff09\uff0c\u53ef\u9009\u00a00.2 \u7ea7\u7cbe\u5ea6\uff08A02\uff09<\/p>\n

\u548c\u00a00.\u00a01\u00a0\u7ea7\u7cbe\u5ea6\uff08A01\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

\u4ea7\u54c1\u5c3a\u5bf8<\/h2>\n

<\/p>\n

\u8bbe\u5907\u5b89\u88c5\u8bf4\u660e<\/h2>\n

3.1 <\/b><\/strong>\u8bbe\u5907\u5b89\u88c5\u524d\u68c0\u67e5<\/h3>\n

\u8bbe\u5907\u6e05\u5355\uff1a<\/p>\n

\u25a0 \u901a\u7528\u6295\u5165\u5f0f\u6db2\u4f4d\u8ba1\u00a01\u00a0\u53f0<\/p>\n

\u25a0 \u5408\u683c\u8bc1\u3001\u4fdd\u4fee\u5361<\/p>\n

3.2 <\/b><\/strong>\u63a5\u7ebf\u8bf4\u660e<\/p>\n

\u7ea2\u7ebf\uff1a24VDC\u00a0\u00a0\u7535\u6e90+<\/p>\n

\u84dd\u7ebf\uff1a24VDC\u00a0\u00a0\u7535\u6e90-<\/p>\n

\u9ec4\u7ebf\uff1aRS485 \u00a0\u8f93\u51fa A<\/p>\n

\u767d\u7ebf\uff1aRS485 \u00a0\u8f93\u51fa\u00a0B<\/p>\n

\u6216<\/strong><\/p>\n

\u68d5\u7ebf\uff1a24VDC\u00a0\u00a0\u7535\u6e90+<\/p>\n

\u9ed1\u7ebf\uff1a24VDC\u00a0\u00a0\u7535\u6e90-<\/p>\n

\u9ec4\u7ebf\uff1aRS485 \u00a0\u8f93\u51fa A<\/p>\n

\u84dd\u7ebf\uff1aRS485 \u00a0\u8f93\u51fa B<\/p>\n

\u7279\u522b\u8bf4\u660e\uff1a<\/span><\/p>\n

1\uff09485 \u73b0\u573a\u5e03\u7ebf\u65f6\u6709\u4e00\u5b9a\u7684\u89c4\u8303\u8981\u6c42\uff0c\u8be6\u60c5\u8bf7\u89c1\u8d44\u6599\u5305\u300a485 \u8bbe\u5907\u73b0\u573a\u63a5\u7ebf\u624b\u518c\u300b\u3002<\/p>\n

2\uff09\u8bbe\u5907\u63a5\u5165\u00a0485 \u603b\u7ebf\u65f6\uff0c\u786e\u4fdd\u591a\u53f0\u8bbe\u5907\u5730\u5740\u4e0d\u4f1a\u91cd\u590d\u3002<\/p>\n

\u8bbe\u5907\u4f7f\u7528\u524d\u914d\u7f6e<\/h2>\n

4.1<\/b><\/strong>\u00a0\u00a0<\/b><\/strong>\u8f6f\u4ef6\u9009\u62e9<\/h3>\n

\u6253\u5f00\u8d44\u6599\u5305\uff0c\u9009\u62e9\u201c\u8c03\u8bd5\u8f6f\u4ef6\u00a0\u201d—\u201c485 \u53c2\u6570\u914d\u7f6e\u8f6f\u4ef6\u00a0\u201d\uff0c\u627e\u5230\u5706\u00a0\uff0c\u6253\u5f00\u5373\u53ef\u3002<\/p>\n

4.2<\/b><\/strong>\u00a0\u00a0<\/b><\/strong>\u53c2\u6570\u8bbe\u7f6e<\/h3>\n

\u2460\u00a0\u3001\u9009\u62e9\u6b63\u786e\u7684\u00a0COM\u00a0\u53e3\uff08\u00a0\u201c\u6211\u7684\u7535\u8111\u2014\u5c5e\u6027\u2014\u8bbe\u5907\u7ba1\u7406\u5668\u2014\u7aef\u53e3\u00a0\u201d\u91cc\u9762\u67e5\u770b\u00a0COM\u00a0\u7aef\u53e3\uff09\uff0c\u00a0\u4e0b\u56fe\u5217\u4e3e\u51fa\u51e0\u79cd\u4e0d\u540c\u7684\u00a0485 \u8f6c\u6362\u5668\u7684\u9a71\u52a8\u540d\u79f0\u3002<\/p>\n

\u2461\u00a0\u3001\u5355\u72ec\u53ea\u63a5\u4e00\u53f0\u8bbe\u5907\u5e76\u4e0a\u7535\uff0c\u70b9\u51fb\u8f6f\u4ef6\u7684\u6d4b\u8bd5\u6ce2\u7279\u7387\uff0c\u8f6f\u4ef6\u4f1a\u6d4b\u8bd5\u51fa\u5f53\u524d\u8bbe\u5907\u7684\u6ce2\u7279\u7387\u4ee5\u00a0\u53ca\u5730\u5740\uff0c\u9ed8\u8ba4\u6ce2\u7279\u7387\u4e3a\u00a04800bit\/s,\u9ed8\u8ba4\u5730\u5740\u4e3a\u00a00x01\u3002<\/p>\n

\u2462\u00a0\u3001\u6839\u636e\u4f7f\u7528\u9700\u8981\u4fee\u6539\u5730\u5740\u4ee5\u53ca\u6ce2\u7279\u7387\uff0c\u540c\u65f6\u53ef\u67e5\u8be2\u8bbe\u5907\u7684\u5f53\u524d\u529f\u80fd\u72b6\u6001\u3002\u00a0\u2463\u00a0\u3001\u5982\u679c\u6d4b\u8bd5\u4e0d\u6210\u529f\uff0c\u68c0\u67e5\u4e00\u4e0b\u8bf7\u91cd\u65b0\u68c0\u67e5\u8bbe\u5907\u63a5\u7ebf\u53ca485\u9a71\u52a8\u5b89\u88c5\u60c5\u51b5\u3002<\/p>\n

<\/b><\/b>\u901a\u4fe1\u534f\u8bae<\/h2>\n

5.1 \u00a0<\/b><\/strong>\u901a\u8baf\u57fa\u672c\u53c2\u6570<\/h3>\n\n\n\n\n\n\n\n\n
\u7f16\u00a0\u7801<\/td>\n8\u00a0\u4f4d\u4e8c\u8fdb\u5236<\/td>\n<\/tr>\n
\u6570\u636e\u4f4d<\/td>\n8\u00a0\u4f4d<\/td>\n<\/tr>\n
\u5947\u5076\u6821\u9a8c\u4f4d<\/td>\n\u65e0<\/td>\n<\/tr>\n
\u505c\u6b62\u4f4d<\/td>\n1\u00a0\u4f4d<\/td>\n<\/tr>\n
\u9519\u8bef\u6821\u9a8c<\/td>\nCRC\uff08\u5197\u4f59\u5faa\u73af\u7801\uff09<\/td>\n<\/tr>\n
\u6ce2\u7279\u7387<\/td>\n1200~\u00a0115200 \u53ef\u8bbe\u7f6e\uff0c\u9ed8\u8ba4\u00a04800<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

5.2 \u00a0<\/b><\/strong>\u6570\u636e\u5e27\u683c\u5f0f\u5b9a\u4e49<\/h3>\n

\u91c7\u7528\u00a0ModBus-RTU\u00a0\u00a0\u901a\u8baf\u89c4\u7ea6\uff0c\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n

\u521d\u59cb\u7ed3\u6784\u00a0\u22654 \u00a0\u5b57\u8282\u7684\u65f6\u95f4<\/p>\n

\u5730\u5740\u7801 =\u00a01\u00a0\u00a0\u5b57\u8282<\/p>\n

\u529f\u80fd\u7801 =\u00a01\u00a0\u00a0\u5b57\u8282<\/p>\n

\u6570\u636e\u533a =N \u00a0\u5b57\u8282<\/p>\n

\u9519\u8bef\u6821\u9a8c =\u00a016\u00a0\u00a0\u4f4d\u00a0CRC\u00a0\u00a0\u7801<\/p>\n

\u7ed3\u675f\u7ed3\u6784\u00a0\u22654 \u00a0\u5b57\u8282\u7684\u65f6\u95f4<\/p>\n

\u5730\u5740\u7801\uff1a\u4e3a\u53d8\u9001\u5668\u7684\u5730\u5740\uff0c\u5728\u901a\u8baf\u7f51\u7edc\u4e2d\u662f\u552f\u4e00\u7684\uff08\u51fa\u5382\u9ed8\u8ba4\u00a00x01\uff09\u3002<\/p>\n

\u529f\u80fd\u7801\uff1a\u4e3b\u673a\u6240\u53d1\u6307\u4ee4\u529f\u80fd\u6307\u793a\uff0c\u672c\u53d8\u9001\u5668\u7528\u5230\u529f\u80fd\u7801\u00a00x03\uff08\u8bfb\u53d6\u5bc4\u5b58\u5668\u6570\u636e\uff09\u548c\u00a00x06\uff08\u5199\u5355\u4e2a\u5bc4\u5b58\u5668\u6570\u636e\uff09\u3002<\/p>\n

\u6570\u636e\u533a\uff1a\u6570\u636e\u533a\u662f\u5177\u4f53\u901a\u8baf\u6570\u636e\uff0c\u6ce8\u610f\u00a016bits\u00a0\u6570\u636e\u9ad8\u5b57\u8282\u5728\u524d\uff01<\/p>\n

CRC\u00a0\u7801\uff1a\u4e8c\u5b57\u8282\u7684\u6821\u9a8c\u7801\u3002<\/p>\n

\u4e3b\u673a\u95ee\u8be2\u5e27\u7ed3\u6784\uff1a<\/p>\n\n\n\n\n
\u5730\u5740\u7801<\/td>\n<\/td>\nFunction Code<\/td>\n\u5bc4\u5b58\u5668\u8d77\u59cb\u5730\u5740<\/td>\n\u5bc4\u5b58\u5668\u957f\u5ea6<\/td>\n<\/td>\n\u6821\u9a8c\u7801\u4f4e\u4f4d<\/td>\n\u6821\u9a8c\u7801\u9ad8\u4f4d<\/td>\n<\/tr>\n
1\u00a0\u5b57\u8282<\/td>\n<\/td>\n1\u00a0\u5b57\u8282<\/td>\n2\u00a0\u5b57\u8282<\/td>\n2\u00a0\u5b57\u8282<\/td>\n<\/td>\n1\u00a0\u5b57\u8282<\/td>\n1\u00a0\u5b57\u8282<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4ece\u673a\u5e94\u7b54\u5e27\u7ed3\u6784\uff1a<\/p>\n\n\n\n\n
\u5730\u5740\u7801<\/td>\nFunction Code<\/td>\n\u6709\u6548\u5b57\u8282\u6570<\/td>\n\u6570\u636e\u4e00\u533a<\/td>\n\u7b2c\u4e8c\u6570\u636e\u533a<\/td>\n\u7b2c\u00a0N\u00a0\u6570\u636e\u533a<\/td>\n\u6821\u9a8c\u7801<\/td>\n<\/tr>\n
1\u00a0\u5b57\u8282<\/td>\n1\u00a0\u5b57\u8282<\/td>\n1\u00a0\u5b57\u8282<\/td>\n2\u00a0\u5b57\u8282<\/td>\n2\u00a0\u5b57\u8282<\/td>\n2\u00a0\u5b57\u8282<\/td>\n2\u00a0\u5b57\u8282<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

5.3<\/b><\/strong>\u00a0\u00a0<\/b><\/strong>\u5bc4\u5b58\u5668\u5730\u5740<\/h3>\n\n\n\n\n\n\n\n\n\n
\u5bc4\u5b58\u5668\u5730\u5740<\/td>\nPLC\u6216\u7ec4\u6001\u5730\u5740<\/td>\n\u5185\u5bb9<\/td>\n\u652f\u6301\u529f\u80fd\u7801<\/td>\n<\/tr>\n
 <\/p>\n

 <\/p>\n

0002 H<\/td>\n

 <\/p>\n

 <\/p>\n

40003<\/td>\n

\u5355\u4f4d\u7c7b\u578b<\/p>\n

9\u4ee3\u8868m<\/p>\n

10\u4ee3\u8868cm<\/p>\n

11\u4ee3\u8868mm<\/td>\n

 <\/p>\n

 <\/p>\n

0x03\/0x04<\/td>\n<\/tr>\n

0003H<\/td>\n40004<\/td>\n\u5c0f\u6570\u70b9\u6570<\/td>\n0x03\/0x04<\/td>\n<\/tr>\n
0004H<\/td>\n40005<\/td>\n\u6d4b\u91cf\u8f93\u51fa\u503c<\/td>\n0x03\/0x04<\/td>\n<\/tr>\n
0005H<\/td>\n40006<\/td>\n\u53d8\u9001\u5668\u91cf\u7a0b\u96f6\u70b9<\/td>\n0x03\/0x04\/0x06<\/td>\n<\/tr>\n
0006H<\/td>\n40007<\/td>\n\u53d8\u9001\u5668\u91cf\u7a0b\u6ee1\u70b9<\/td>\n0x03\/0x04\/0x06<\/td>\n<\/tr>\n
000CH<\/td>\n40013<\/td>\n\u504f\u79fb\u503c<\/td>\n0x03\/0x04\/0x06<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

5.4 \u00a0<\/b><\/strong>\u901a\u8baf\u534f\u8bae\u793a\u4f8b\u4ee5\u53ca\u89e3\u91ca<\/h3>\n

\u8bfb\u53d6\u8bbe\u5907\u5730\u5740\u00a00x01<\/b><\/strong>\u00a0<\/b><\/strong>\u7684\u5b9e\u65f6\u503c<\/p>\n

\u95ee\u8be2\u5e27\uff0816 \u8fdb\u5236\uff09\uff1a<\/strong><\/p>\n\n\n\n\n
\u5730\u5740\u7801<\/td>\n<\/td>\nFunction Code<\/td>\n<\/td>\n\u8d77\u59cb\u5730\u5740<\/td>\n\u6570\u636e\u957f\u5ea6<\/td>\n<\/td>\n\u6821\u9a8c\u7801\u4f4e\u4f4d<\/td>\n\u6821\u9a8c\u7801\u9ad8\u4f4d<\/td>\n<\/tr>\n
0x01<\/td>\n<\/td>\n0x03<\/td>\n<\/td>\n0x00\u00a0\u00a00x04<\/td>\n0x00\u00a0\u00a00x01<\/td>\n<\/td>\n0xC5<\/td>\n0xCB<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u5e94\u7b54\u5e27\uff0816 \u8fdb\u5236\uff09\uff1a\uff08\u4f8b\u5982\u91cf\u7a0b\u00a00~3 \u7c73\u7684\u6db2\u4f4d\u8ba1\uff0c\u5c0f\u6570\u70b9\u4f4d\u6570\u662f\u00a03\u00a0\uff0c\u8bfb\u53d6\u5230\u7684\u6570\u503c\u662f\u00a0101\uff09<\/p>\n\n\n\n\n
 <\/p>\n

\u5730\u5740\u7801<\/td>\n

<\/td>\n <\/p>\n

Function Code<\/td>\n

\u8fd4\u56de\u6709\u6548\u5b57<\/p>\n

\u8282\u6570<\/td>\n

\u5b9e\u65f6\u503c<\/td>\n<\/td>\n\u6821\u9a8c\u7801\u4f4e<\/p>\n

\u4f4d<\/td>\n

\u6821\u9a8c\u7801\u9ad8\u4f4d<\/td>\n<\/tr>\n
0x01<\/td>\n<\/td>\n0x03<\/td>\n0x02<\/td>\n0x00\u00a0\u00a00x65<\/td>\n<\/td>\n0x78<\/td>\n0x6F<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u5b9e\u9645\u5b9e\u65f6\u503c\u8ba1\u7b97\uff1a<\/p>\n

\u5b9e\u65f6\u503c\uff1a0065 H(\u5341\u516d\u8fdb\u5236)=\u00a0101 => \u00a0\u5b9e\u65f6\u503c =\u00a00.\u00a0101 \u7c73<\/p>\n

<\/b><\/b>\u6ce8\u610f\u4e8b\u9879<\/h2>\n

\u25a0 \u6211\u516c\u53f8\u4ea7\u54c1\u5747\u5e26\u6709\u4f7f\u7528\u8bf4\u660e\u4e66\u53ca\u5408\u683c\u8bc1,\u5176\u4e2d\u6709\u6280\u672f\u53c2\u6570,\u8bf7\u8ba4\u771f\u6838\u5bf9,\u4ee5\u514d\u7528\u9519\u3002<\/p>\n

\u25a0 \u53d8\u9001\u5668\u53ef\u5782\u76f4\u3001\u503e\u659c\u6216\u6c34\u5e73\u5b89\u88c5\u5728\u7f50\u4f53\u3001\u69fd\u5185\uff0c\u5e94\u786e\u4fdd\u907f\u514d\u6ce5\u6c99\u7b49\u6742\u8d28\u57cb\u6ca1\u6216\u5835\u585e\u53d8\u9001\u00a0\u5668\u63a2\u5934\u90e8\u5206\u3002<\/p>\n

\u25a0 \u63a5\u4f9b\u7535\u7535\u6e90\u65f6\u5e94\u4e25\u683c\u6309\u7167\u6211\u516c\u53f8\u63a5\u7ebf\u8bf4\u660e\u8fdb\u884c\u8fde\u63a5\uff0c\u63a5\u7ebf\u9519\u8bef\u4f1a\u9020\u6210\u653e\u5927\u7535\u8def\u7684\u635f\u574f\u3002<\/p>\n

\u25a0 \u672c\u4ea7\u54c1\u5c5e\u7cbe\u5bc6\u4eea\u5668,\u7981\u6b62\u968f\u610f\u62c6\u5378,\u4e25\u9632\u78b0\u649e,\u8dcc\u843d,\u4e25\u7981\u4ee5\u5c16\u9510\u7269\u4f53\u6216\u5176\u4ed6\u5f02\u7269\u89e6\u78b0\u4f20\u611f\u00a0\u5668\u819c\u7247,\u4ece\u800c\u9020\u6210\u82af\u4f53\u635f\u574f\u3002<\/p>\n

\u25a0 \u5728\u4ecb\u8d28\u6ce2\u52a8\u8f83\u5927\u65f6\uff0c\u5e94\u91c7\u53d6\u63aa\u65bd\u56fa\u5b9a\u53d8\u9001\u5668\u63a2\u5934\u90e8\u5206\uff0c\u5982\u7ed9\u53d8\u9001\u5668\u52a0\u914d\u91cd\u7b49\u3002<\/p>\n

\u25a0 \u5bfc\u6c14\u7535\u7f06\u6709\u5173\u952e\u7684\u5927\u6c14\u8865\u507f\u4f5c\u7528\uff0c\u5b89\u88c5\u65f6\u5e94\u907f\u514d\u5bf9\u5bfc\u6c14\u7535\u7f06\u9501\u5b9a\u592a\u7d27\u6216\u8fc7\u4e8e\u9510\u89d2\u5f2f\u6298\uff0c\u00a0\u4ee5\u9632\u6b62\u5bfc\u6c14\u7ba1\u4e0d\u901a\uff0c\u5bfc\u6c14\u7ba1\u51fa\u6c14\u53e3\u5e94\u671d\u4e0b\uff0c\u9632\u6b62\u96e8\u6c34\u5835\u585e\uff0c\u5728\u4f7f\u7528\u8fc7\u7a0b\u4e2d\u5e94\u675c\u7edd\u78e8\u635f\u3001\u523a\u7834\u3001\u00a0\u5212\u4f24\u5bfc\u7ebf\uff0c\u82e5\u51fa\u73b0\u6b64\u7c7b\u95ee\u9898\u9020\u6210\u8bbe\u5907\u6545\u969c\uff0c\u9700\u8fd4\u56de\u6211\u516c\u53f8\u7ef4\u4fee\u5904\u7406\uff0c\u8d39\u7528\u81ea\u884c\u627f\u62c5\u3002<\/p>\n

\u25a0 \u5b89\u88c5\u8fc7\u7a0b\u4e2d\u5982\u9047\u5230\u95ee\u9898\u8bf7\u4e0e\u6211\u516c\u53f8\u8054\u7cfb\uff0c\u5207\u52ff\u64c5\u81ea\u6253\u5f00\u8fdb\u884c\u7ef4\u4fee\uff0c\u63a5\u7ebf\u9519\u8bef\uff0c\u4f20\u611f\u5668\u819c\u00a0\u7247\u635f\u6bc1\u7b49\u9020\u6210\u7684\u4eba\u4e3a\u56e0\u7d20\u4e0d\u5728\u8d28\u4fdd\u8303\u56f4\u5185\u3002<\/p>\n

\u5e38\u89c1\u95ee\u9898\u53ca\u89e3\u51b3\u529e\u6cd5<\/h2>\n

\u8bbe\u5907\u65e0\u6cd5\u8fde\u63a5\u5230\u00a0PLC\u00a0\u6216\u7535\u8111<\/p>\n

\u53ef\u80fd\u7684\u539f\u56e0\uff1a<\/p>\n

1)\u7535\u8111\u6709\u591a\u4e2a\u00a0COM\u00a0\u53e3\uff0c\u9009\u62e9\u7684\u53e3\u4e0d\u6b63\u786e<\/p>\n

2)\u8bbe\u5907\u5730\u5740\u9519\u8bef\uff0c\u6216\u8005\u5b58\u5728\u5730\u5740\u91cd\u590d\u7684\u8bbe\u5907\uff08\u51fa\u5382\u9ed8\u8ba4\u5168\u90e8\u4e3a\u00a01\uff09.<\/p>\n

3)\u6ce2\u7279\u7387\uff0c\u6821\u9a8c\u65b9\u5f0f\uff0c\u6570\u636e\u4f4d\uff0c\u505c\u6b62\u4f4d\u9519\u8bef.<\/p>\n

4)485\u00a0\u603b\u7ebf\u6709\u65ad\u5f00\uff0c\u6216\u8005\u00a0A\u00a0\u3001B\u00a0\u7ebf\u63a5\u53cd<\/p>\n

5)\u8bbe\u5907\u6570\u91cf\u8fc7\u591a\u6216\u5e03\u7ebf\u592a\u957f\uff0c\u5e94\u5c31\u8fd1\u4f9b\u7535\uff0c\u52a0\u00a0485 \u589e\u5f3a\u5668\uff0c\u540c\u65f6\u589e\u52a0\u00a0120\u03a9\u7ec8\u7aef\u7535\u963b\u3002<\/p>\n

6)USB\u00a0\u8f6c\u00a0485 \u9a71\u52a8\u672a\u5b89\u88c5\u6216\u8005\u635f\u574f<\/p>\n

7)\u8bbe\u5907\u635f\u574f\u3002<\/p>\n<\/span>","protected":false},"excerpt":{"rendered":"

Modbus\u6295\u5165\u5f0f\u6db2\u4f4d\u53d8\u9001\u5668\u524d\u7aef\u9632\u62a4\u5e3d\u8d77\u4fdd\u62a4\u4f20\u611f\u5668\u819c\u7247\u7684\u4f5c\u7528\uff0c\u4e5f\u80fd\u4f7f\u6db2\u4f53\u6d41\u7545 \u5730\u63a5\u89e6\u5230\u819c\u7247\uff0c\u9632\u6c34\u5bfc\u7ebf\u4e0e\u5916\u58f3\u5bc6\u5c01\u8fde\u63a5\uff0c\u901a\u6c14\u7ba1\u5728\u7535\u7f06\u5185\u4e0e\u5916\u754c\u76f8\u8fde\uff0c\u5185\u90e8\u7ed3\u6784\u9632\u7ed3\u9732\u8bbe \u8ba1\u3002\u5185\u7f6e\u5fae\u578b\u4fe1\u53f7\u5904\u7406\u7535\u8def\uff0c\u53ef\u8fdb\u884c\u8fdc\u7a0b\u4f20\u8f93\u3002\u5177\u6709\u826f\u597d\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u8be5\u4ea7\u54c1\u91c7\u7528\u8fdb \u53e3\u6269\u6563\u7845\u82af\u7247\u548c\u4f4e\u529f\u8017 ADI \u4e13\u4e1a\u82af\u7247\u5e76\u7ed3\u5408\u5fae\u5904\u7406\u5668\u6280\u672f\u7814\u5236\u800c\u6210\uff0cModbus\u6295\u5165\u5f0f\u6db2\u4f4d\u53d8\u9001\u5668\u5177\u6709 RS485 \u00a0\u901a\u8baf\u529f\u80fd\uff0c\u4f53\u79ef\u5c0f\u3001\u7cbe\u5ea6\u9ad8\u3001\u91cd\u91cf\u8f7b\u3001\u91cf\u7a0b\u8986\u76d6\u8303\u56f4\u5e7f\uff0c\u9002\u7528\u4e8e\u5404\u884c \u4e1a\u9700\u8981\u5bf9\u6d41\u4f53\u538b\u529b\u8fdb\u884c\u7cbe\u5bc6\u6d4b\u91cf\u7684\u573a\u6240,\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u8fc7\u7a0b\u63a7\u5236\u3001\u77f3\u6cb9\u3001\u519c\u4e1a\u3001\u704c\u6e89\u3001\u7269 \u8054\u7f51\u7b49\u884c\u4e1a\u3002<\/p>\n

\u53ef\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6c34\u5382\u3001\u6c61\u6c34\u5904\u7406\u5382\u3001\u57ce\u5e02\u4f9b\u6c34\u3001\u9ad8\u697c\u6c34\u6c60\u3001\u6c34\u4e95\u3001\u5730\u70ed\u4e95\u3001\u77ff\u4e95\u3001\u5de5\u4e1a\u6c34 \u6c60\u3001\u6cb9\u6c60\u3001\u6c34\u6587\u5730\u8d28\u3001\u6c34\u5e93\u3001\u6cb3\u6d41\u3001\u6d77\u6d0b\u7b49\u9886\u57df\u7684\u6db2\u4f4d\u6d4b\u91cf\u63a7\u5236\u3002<\/p>","protected":false},"featured_media":35008,"comment_status":"open","ping_status":"closed","template":"","meta":{"_members_access_role":[],"_members_access_error":""},"product_brand":[],"product_cat":[1907,2158],"product_tag":[1871,2831,3021],"class_list":["post-26892","product","type-product","status-publish","has-post-thumbnail","product_cat-sensor","product_cat-yewei","product_tag-modbus","product_tag-2831","product_tag-3021","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/product\/26892","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/comments?post=26892"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media\/35008"}],"wp:attachment":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media?parent=26892"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/product_brand?post=26892"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/product_cat?post=26892"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/product_tag?post=26892"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}