"# Modbus\u4eba\u4f53\u7ea2\u5916\u611f\u5e94\u5668\n\n> 2023-07-18 | 2025-03-12\n> https:\/\/www.modbus.cn\/en\/20790.html\n\n**\u4ea7\u54c1\u8bf4\u660e\u4e66**\n\n---\n\n## **\u7528\u9014\u53ca\u7279\u70b9**\n\n\u672c\u4ea7\u54c1\u662f\u4e00\u6b3e\u5229\u7528PIR \u7ea2\u5916\u4f20\u611f\u5668\u8bbe\u8ba1\u7684\u611f\u5e94\u8fd0\u52a8\u7269\u4f53\u7684\u611f\u5e94\u5668\u3002\u5f53\u611f\u5e94\u5668\u611f\u6d4b\u5230\u6709\u7269\u4f53\u79fb\u52a8\u540e\u901a\u8fc7 RS485 \u603b\u7ebf\u8f93\u51fa\u4e32\u53e3\u6570\u636e\uff0c\u4ece\u800c\u4f7f\u5176\u5b83\u7535\u5668\u8bbe\u5907\u8fd0\u884c\u6216\u8005\u505c\u6b62.\n\n\u4ea7\u54c1\u4e3a\u9ad8\u7a33\u5b9a\u6027 PIR \u7ea2\u5916\u4f20\u611f\u5668\uff0c\u5b83\u4f7f\u7528\u4e86\u5148\u8fdb\u7684\u4fe1\u53f7\u5206\u68da\u5904\u7406\u6280\u672f\u3001\u4f7f\u63a2\u6d4b\u5668\u66f4\u5c11\u7684\u8bef\u62a5\u3002\u5f53\u6709\u5165\u4fb5\u8005\u901a\u8fc7\u63a2\u6d4b\u533a\u57df\u65f6\uff0c\u63a2\u6d4b\u5668\u5c06\u81ea\u52a8\u63a2\u6d4b\u533a\u57df\u5185\u7684\u4eba\u4f53\u6d3b\u52a8\u3002\n\n## **\u6280\u672f\u53c2\u6570**\n\n1)\u8f93\u5165\u7535\u538b\uff1a9VDC-14V.\n\n2)\u7535\u6d41:<85mA\n\n3)\u9632\u62a4\u7b49\u7ea7\uff1aIP20\n\n4)PIR \u63a2\u6d4b\u89d2\u5ea6:120 \u5ea6\n\n5)\u7ea2\u5916\u63a2\u6d4b\u8ddd\u79bb: MAX 8M \u76f4\u5f84\n\n6)\u611f\u5e94\u6301\u7eed\u8f93\u51fa\u65f6\u95f4:\u7ea6 3 \u79d2\n\n7)\u611f\u5e94\u8f93\u51fa\u65b9\u5f0f:RS485 \u4e32\u53e3\u6570\u636e\n\n8)LED \u6307\u793a\u8f93\u51fa\u65b9\u5f0f: \u53ef\u4ee5\u8bbe\u7f6e ON \/OFF\uff0c\u7ea2\u8272 LED \u4e3a PIR \u8f93\u51fa\u6307\u793a\n\n9)\u5de5\u4f5c\u6e29\u5ea6,\u6e7f\u5ea6\uff1a-30\u2103\uff5e+50\u2103\/< 93%RH \u4e0d\u7ed3\u9732\n\n10)\u5b89\u88c5\u9ad8\u5ea6\uff1a2.5M<H<3.5M\uff08\u53ef\u6839\u636e\u5ba2\u4eba\u9009\u62e9\u8f93\u51fa\u65b9\u5f0f\u6765\u8c03\u6574\u5b89\u88c5\u9ad8\u5ea6\uff09\n\n## \u63a2\u6d4b\u8303\u56f4\n\n\u63a2\u6d4b\u6700\u5927\u8303\u56f4\u534a\u5f84 4m \uff08\u5b89\u88c5\u9ad8\u5ea6 3 \u7c73\uff09\n\n \t- \u5b89\u88c5\u8981\u6c42:\u5438\u9876\u5b89\u88c5\uff0c\u5929\u7ebf\u611f\u5e94\u9762\u5782\u76f4\u5f80\u4e0b\n \t- \u5b89\u88c5\u9700\u8981\u8fdc\u79bb\u9a6c\u8fbe\u5e72\u6270\uff0c\u53d1\u70ed\u4f53\u5e72\u6270.\n\n## **\u63a5\u7ebf\u7aef\u5b50\u53ca\u8df3\u7ebf\u8bf4\u660e **\n\n1.\u63a5\u7ebf\u7aef\u5b50: \u4ece\u5de6\u5230\u53f3\u5206\u522b\u662f\u7535\u6e90\u6b63\uff08V+\uff09\uff1b\u7535\u6e90\u8d1f\uff08GND\uff09;RS485 LB; RS485 LA\u3002\n\n2.ID\u5b66\u4e60\u6309\u952e\uff1a\u957f\u6309S1\u6309\u952e3\u79d2\u8fdb\u5165\u611f\u5e94\u5668ID\u8bbe\u7f6e\u6a21\u5f0f\uff0c\u540c\u65f6\u53ef\u4ee5\u770b\u5230\u7ea2\u8272LED\u5feb\u95ea\uff08\u9891\u73875HZ\uff09.\u6b64\u65f6\u4f7f\u7528\n\n\u8005\u53ef\u4ee5\u53c2\u8003\u534f\u8bae\u8bbe\u7f6e\u611f\u5e94\u5668ID.\u5982\u679c60\u79d2\u5185\u4ecd\u7136\u6ca1\u6709\u53d1\u9001\u8bbe\u7f6eID\u6307\u4ee4\uff0c\u611f\u5e94\u5668\u81ea\u52a8\u9000\u51faID\u8bbe\u7f6e\u6a21\u5f0f\u3002\n\n3.\u7ea2\u8272LED\u9009\u62e9\u8df3\u7ebf\uff1a\u7ea2\u5916PIR\u4f20\u611f\u5668\u6307\u793a\u706fON\/OFF\u9009\u62e9\u8df3\u7ebf\uff0c\u8df3\u7ebf\u5728OFF\u4e00\u8fb9\u65f6\u6307\u793a\u706f\u5e38\u706d,\u8df3\u7ebf\u5728ON\u4e00\u8fb9\n\n\u65f6\u7ea2\u5916\u611f\u5e94\u5668\u611f\u5e94\u6709\u4eba\u65f6\u6307\u793a\u706f\u70b9\u4eae\u3002\n\n## \u7ea2\u5916\u63a2\u6d4b\u8303\u56f4\n\n## **\u5916\u5f62\u5c3a\u5bf8\u548c\u5b89\u88c5\u5c3a\u5bf8**\n\n## \u901a\u8baf\u534f\u8bae\n\n### \u6570\u636e\u683c\u5f0f\n\n\u6709\u7ebfRS485\u901a\u8baf\u6a21\u5f0f:\u6ce2\u7279\u73879600\uff0c8\u4e2a\u6570\u636e\u4f4d\uff0c1\u4e2a\u8d77\u59cb\u4f4d\uff0c\u4e00\u4e2a\u505c\u6b62\u4f4d\uff0c\u65e0\u6821\u9a8c\u4f4d\u517110\u4e2abit\u30022\u636e\u683c\u5f0f\n\n### \u8bbe\u7f6e\u611f\u5e94\u5668\u5730\u5740\n\n\u5199\uff1a01 06 00 01 00 01 crc16\n\n\u8bfb\uff1a03\u529f\u80fd\u7801\n\n00 01 \u8868\u793aID=1\n\n### \u611f\u5e94\u6709\u4eba\u4fdd\u6301\u65f6\u95f4\n\n\u5199\uff1a01 06 00 02 00 03\u00a0crc16\n\n\u8bfb\uff1a03\u529f\u80fd\u7801\n\n00 03 \u9ed8\u8ba4\u503c\uff0c1-255\u79d2\u53ef\u8c03\n\n### LED \u4eae\u706d\u8bbe\u5b9a\n\n\u5199\uff1a01 06 00 04 00 01\u00a0crc16\n\n\u8bfb\uff1a03\u529f\u80fd\u7801\n\n00 00:LED \u706d:00 01 \u4eae\n\n\u9ed8\u8ba400 01 LED\u4eae\u706d\u8bbe\u5b9a\u5fc5\u987b\u5728LED\u8df3\u7ebf\u8bbe\u5b9a\u5230ON\u7684\u4f4d\u7f6e\n\n### \u53d1\u9001\u6570\u636e\u65b9\u5f0f\n\n\u5199\uff1a01 06 00 05 00 01\u00a0crc16\u00a0\n\n\u8bfb\uff1a03\u529f\u80fd\u7801\n\n00 00:\u67e5\u8be2:00 01 \u4e3b\u52a8\u53d1\u9001\n\n### \u7ea2\u5916\u611f\u5e94\u72b6\u6001\n\n\u8bfb\uff1a01 03 00 06 00 01 crc16\u00a0\n\n00 00:\u65e0\u4eba:00 01 \u6709\u4eba\n\n**\u4ea7\u54c1\u8d2d\u4e70\uff1a[https:\/\/item.taobao.com\/item.htm?ft=t&id=671321364999](https:\/\/item.taobao.com\/item.htm?ft=t&id=671321364999)**\n\n---\n*modbus.cn*\n"