{"id":24615,"date":"2023-08-31T21:58:25","date_gmt":"2023-08-31T13:58:25","guid":{"rendered":"https:\/\/www.modbus.cn\/?p=24615"},"modified":"2025-03-12T15:22:37","modified_gmt":"2025-03-12T07:22:37","slug":"shi-he-yi-huan-jing-chuan-gan-qi-wen-shi-du-jia-quan-tvoc-er-yang-hua-tan-pm2-5","status":"publish","type":"post","link":"https:\/\/www.modbus.cn\/en\/24615.html","title":{"rendered":"\u5341\u5408\u4e00\u73af\u5883\u4f20\u611f\u5668-\u6e29\u6e7f\u5ea6\u3001\u7532\u919b\u3001TVOC\u3001\u4e8c\u6c27\u5316\u78b3\u3001PM2.5\u3001\u566a\u58f0\u3001\u5149\u7167\u5ea6"},"content":{"rendered":"
\n

\"\u5341\u5408\u4e00\u73af\u5883\u4f20\u611f\u5668-\u6e29\u6e7f\u5ea6\u3001\u7532\u919b\u3001TVOC\u3001\u4e8c\u6c27\u5316\u78b3\u3001PM2.5\u3001\u566a\u58f0\u3001\u5149\u7167\u5ea6\u63d2\u56fe\"<\/p>\n

\u4ea7\u54c1\u7b80\u4ecb\uff1a<\/strong><\/p>\n

X-SSG-A1101-RS485 \u5341\u5408\u4e00\u73af\u5883\u53ca\u7a7a\u6c14\u8d28\u91cf\u4f20\u611f\u5668\u91c7\u7528\u9ad8\u901f\u5904\u7406\u5668\uff0c \u96c6\u6210 CO2\u3001\u7532\u919b\u3001TVOC\u3001\u6fc0\u5149\u7c89\u5c18PM2.5 \u3001PM10 \u3001PM1.0 \u9897\u7c92\u7269\u3001\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u6c14\u538b\u3001\u5149\u7167\u5ea6\u53ca\u566a\u58f0\u68c0\u6d4b\u4e8e\u4e00\u4f53\uff0c \u901a\u8fc7 RS485 \u603b\u7ebf \u901a\u4fe1\u65b9\u5f0f\u5b9e\u73b0\u73af\u5883\u8d28\u91cf\u6570\u636e\u68c0\u6d4b\u4e0a\u62a5\u3002\u91c7\u7528\u65cb\u8f6c\u5361\u6263\u65b9\u5f0f\u5438\u9876\u5b89\u88c5\uff0c\u64cd\u4f5c\u7b80\u5355\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
\n

\u4f20\u611f\u5668\u6570\u636e<\/span><\/p>\n<\/td>\n

\n

\u6d4b\u91cf\u5206\u8fa8\u7387<\/span><\/p>\n<\/td>\n

\n

\u6d4b\u91cf\u8303\u56f4<\/span><\/p>\n<\/td>\n

\n

\u6d4b\u91cf\u7cbe\u5ea6<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u4e8c\u6c27\u5316\u78b3 eCO<\/span>2<\/span><\/p>\n<\/td>\n

\n

1ppm<\/span><\/p>\n<\/td>\n

\n

400 \uff5e 60,000ppm<\/span><\/p>\n<\/td>\n

\n

\u00b130ppm<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

TVOC<\/span><\/p>\n<\/td>\n

\n

1ug\/m3<\/span><\/p>\n<\/td>\n

\n

0 \uff5e 60,000ug\/m\u00b3<\/span><\/p>\n<\/td>\n

\n

\u00b150ug\/m3<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u7532\u919b CH2O<\/span><\/p>\n<\/td>\n

\n

1ug\/m3<\/span><\/p>\n<\/td>\n

\n

0 \uff5e 1,000ug\/m\u00b3<\/span><\/p>\n<\/td>\n

\n

\u00b125%<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

PM2.5<\/span><\/p>\n<\/td>\n

\n

1ug\/m3<\/span><\/p>\n<\/td>\n

\n

0 \uff5e 1,000ug\/m\u00b3<\/span><\/p>\n<\/td>\n

\n

\u00b110%<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

PM10<\/span><\/p>\n<\/td>\n

\n

1ug\/m3<\/span><\/p>\n<\/td>\n

\n

0 \uff5e 1,000ug\/m\u00b3<\/span><\/p>\n<\/td>\n

\n

\u00b110%<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

PM1.0<\/span><\/p>\n<\/td>\n

\n

1ug\/m3<\/span><\/p>\n<\/td>\n

\n

0 \uff5e 1,000ug\/m\u00b3<\/span><\/p>\n<\/td>\n

\n

\u00b110%<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u6e29\u5ea6<\/span><\/p>\n<\/td>\n

\n

0.01\u2103<\/span><\/p>\n<\/td>\n

\n

-40 \uff5e 85\u2103<\/span><\/p>\n<\/td>\n

\n

\u00b10.2\u2103<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u6e7f\u5ea6<\/span><\/p>\n<\/td>\n

\n

0.01%<\/span><\/p>\n<\/td>\n

\n

0 \uff5e 100%<\/span><\/p>\n<\/td>\n

\n

\u00b11%RH<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u6c14\u538b<\/span><\/p>\n<\/td>\n

\n

1Pa<\/span><\/p>\n<\/td>\n

\n

30,000 \uff5e 110,000Pa<\/span><\/p>\n<\/td>\n

\n

\u00b112Pa<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u5149\u7167\u5ea6<\/span><\/p>\n<\/td>\n

\n

1Lux<\/span><\/p>\n<\/td>\n

\n

0 \uff5e 60,000Lux<\/span><\/p>\n<\/td>\n

\n

\u00b15%<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u566a\u58f0<\/span><\/p>\n<\/td>\n

\n

1dB<\/span><\/p>\n<\/td>\n

\n

30 \uff5e 90dB<\/span><\/p>\n<\/td>\n

\n

\u00b13dB<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u6ce8\u610f\uff1a\u6a21\u5757\u8f93\u51fa\u7684 CH2O \u503c\u4e3a TVOC \u7684\u7b49\u6548\u503c\uff0c\u5ba2\u6237\u8d2d\u4e70\u548c\u4f7f\u7528\u65f6\u8bf7\u6ce8\u610f\u3002<\/span><\/p>\n

\u5de5\u4f5c\u7535\u538b\uff1a <\/span><\/strong><\/p>\n

DC5V\u00b10.2V @150mA<\/span><\/p>\n

\u5de5\u4f5c\u73af\u5883\uff1a<\/span><\/strong><\/p>\n

\u5de5\u4f5c\u6e29\u5ea6- 10 ~ 60\u2103\uff0c\u5de5\u4f5c\u6e7f\u5ea6\uff1a 5 ~ 95\uff05RH\uff08\u65e0\u51dd\u7ed3\uff09<\/span><\/p>\n

\u901a\u8baf\u65b9\u5f0f\uff1a<\/strong><\/span><\/p>\n

Modbus-RTU 485 \u63a5\u53e3<\/span><\/p>\n

\u9884\u70ed\u65f6\u95f4\uff1a<\/strong><\/span><\/p>\n

\u5c0f\u4e8e 3 \u5206\u949f\uff0c<\/span>\u534a\u5bfc\u4f53 VOC \u4f20\u611f\u5668\u7406\u8bba\u4e0a\u6765\u8bf4\u901a\u7535\u65f6\u95f4\u8d8a\u4e45\u8d8a\u7a33\u5b9a<\/span><\/p>\n

\u4f7f\u7528\u5bff\u547d\uff1a<\/strong><\/span><\/p>\n

3 \u5e74\uff08\u7a7a\u6c14\u4e2d\uff09<\/span><\/p>\n

\u5916\u89c2\u5c3a\u5bf8\u56fe\uff1a<\/span><\/strong><\/p>\n

\"\u5341\u5408\u4e00\u73af\u5883\u4f20\u611f\u5668-\u6e29\u6e7f\u5ea6\u3001\u7532\u919b\u3001TVOC\u3001\u4e8c\u6c27\u5316\u78b3\u3001PM2.5\u3001\u566a\u58f0\u3001\u5149\u7167\u5ea6\u63d2\u56fe1\"<\/p>\n

I \u3001\u6807\u51c6 4 \u7ebf\u63a5\u53e3 <\/span><\/p>\n

II \u30012 \u7ebf + USB \u4f9b\u7535\u63a5\u53e3<\/span><\/p>\n

\u5982\u4e0a\u56fe\u6240\u793a\uff0c <\/span>\u672c\u4ea7\u54c1\u20de\u4f9b\u201c\u6807\u51c6 4 \u7ebf\u63a5\u53e3\u201d\u548c\u201c2 \u7ebf+USB \u4f9b\u7535\u201d\u4e24\u79cd\u7269\u7406\u63a5\u53e3\uff0c\u9009\u8d2d\u65f6\u8bf7\u6839\u636e\u5b9e\u9645\u9700\u8981\u6ce8\u660e\u3002<\/span><\/p>\n

\u672c\u4ea7\u54c1\u9ed8\u8ba4\u4f7f\u7528 5V \u76f4\u6d41\u4f9b\u7535\uff0c\u5982\u9700\u7279\u6b8a\u7535\u538b\uff086 – 36V\uff09\uff0c\u53ef\u8054\u7cfb\u6211\u4eec\u5b9a\u5236<\/span>\u3002<\/span><\/p>\n

\u63a5\u7ebf\u5b9a\u4e49<\/span><\/strong><\/p>\n

1) \u201c\u6807\u51c6 4 \u7ebf\u201d\u63a5\u53e3\u7c7b\u578b\uff1a<\/span><\/p>\n\n\n\n\n\n\n\n
\n

\u5e8f\u53f7<\/span><\/p>\n<\/td>\n

\n

\u540d\u79f0<\/span><\/p>\n<\/td>\n

\n

\u5907\u6ce8<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

RS485_A<\/span><\/p>\n<\/td>\n

\n

\u9ec4\u8272<\/span><\/p>\n<\/td>\n

\n

RS485_A<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

RS485_B<\/span><\/p>\n<\/td>\n

\n

\u7eff\u8272<\/span><\/p>\n<\/td>\n

\n

RS485_B<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

DC+<\/span><\/p>\n<\/td>\n

\n

\u7ea2\u8272<\/span><\/p>\n<\/td>\n

\n

\u9ed8\u8ba4 5V \u76f4\u6d41\u4f9b\u7535\uff0c \u7279\u6b8a\u7535\u538b\u9700\u5b9a\u5236<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

GND<\/span><\/p>\n<\/td>\n

\n

\u9ed1\u8272<\/span><\/p>\n<\/td>\n

\n

\u63a5\u5730\u7ebf<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u201c2 \u7ebf+USB \u4f9b\u7535\u201d\u63a5\u53e3\u7c7b\u578b\uff1a<\/span><\/p>\n

2)<\/span><\/p>\n\n\n\n\n\n\n
\n

\u5e8f\u53f7<\/span><\/p>\n<\/td>\n

\n

\u540d\u79f0<\/span><\/p>\n<\/td>\n

\n

\u5907\u6ce8<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

A<\/span><\/p>\n<\/td>\n

\n

\u7ea2\u8272 (A)<\/span><\/p>\n<\/td>\n

\n

RS485_A<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

B<\/span><\/p>\n<\/td>\n

\n

\u9ed1\u8272 (B)<\/span><\/p>\n<\/td>\n

\n

RS485_B<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

U<\/span><\/p>\n<\/td>\n

\n

Micro USB<\/span><\/p>\n<\/td>\n

\n

\u76f4\u6d41 5V \u4f9b\u7535<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u6ce8\u610f\uff1a\u4e0a\u8868\u4e2d\u7684\u989c\u8272\u4e3a\u5e38\u89c4\u8bf4\u660e\uff0c\u5177\u4f53\u63a5\u7ebf\u65f6\u8bf7\u4ee5\u4ea7\u54c1\u4e0a\u7684\u6807\u7b7e\u4e3a\u51c6\u3002<\/span><\/p>\n

IV. RS485 \u901a\u8baf\u534f\u8bae<\/span><\/p>\n

\u901a\u4fe1\u53c2\u6570<\/span><\/strong><\/p>\n

ModBus-RTU <\/span>\u53c2\u6570\uff1a <\/span><\/strong><\/p>\n

9600\/8\/N\/1<\/span><\/p>\n

\u51fa\u5382\u9ed8\u8ba4\u5730\u5740\uff1a <\/span>0x01<\/span><\/strong><\/p>\n

\u8fd4\u56de\u6570\u636e\u65f6\u95f4\uff1a\u5c0f\u4e8e 100ms<\/span><\/p>\n

\u901a\u4fe1\u534f\u8bae<\/span><\/strong><\/p>\n

1) <\/span><\/strong>\u8bfb\u53d6\u5730\u5740\u547d\u4ee4<\/span><\/p>\n

\u65b9\u5411\uff1a\u7528\u6237\u5e94\u7528->\u4f20\u611f\u5668\u6a21\u5757\uff1b\u9700\u8981\u5e94\u7b54\uff1a\u662f<\/span><\/p>\n

\u8bf7\u6c42\u6d88\u606f\u683c\u5f0f\uff1a<\/span><\/p>\n\n\n\n\n\n\n\n\n\n\n
\n

\u5b57\u8282\u7f16\u53f7<\/span><\/p>\n<\/td>\n

\n

\u6570\u636e<\/span><\/p>\n<\/td>\n

\n

\u8bf4\u660e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0<\/span><\/p>\n<\/td>\n

\n

0xFE<\/span><\/p>\n<\/td>\n

\n

\u5e7f\u64ad\u5730\u5740<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

1<\/span><\/p>\n<\/td>\n

\n

0x11<\/span><\/p>\n<\/td>\n

\n

\u62a5\u544a\u4ece\u673a\u5730\u5740\u529f\u80fd\u7801<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

0x00<\/span><\/p>\n<\/td>\n

\n

\u56fa\u5b9a<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

3<\/span><\/p>\n<\/td>\n

\n

0x00<\/span><\/p>\n<\/td>\n

\n

\u56fa\u5b9a<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

4<\/span><\/p>\n<\/td>\n

\n

0x00<\/span><\/p>\n<\/td>\n

\n

\u56fa\u5b9a<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

5<\/span><\/p>\n<\/td>\n

\n

0x01<\/span><\/p>\n<\/td>\n

\n

\u56fa\u5b9a<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

6<\/span><\/p>\n

7<\/span><\/p>\n<\/td>\n

\n

CRC_L<\/span><\/p>\n

CRC_H<\/span><\/p>\n<\/td>\n

\n

CRC \u6821\u9a8c<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u54cd\u5e94\u6d88\u606f\u683c\u5f0f\uff1a<\/span><\/p>\n\n\n\n\n\n\n\n\n\n
\n

\u5b57\u8282\u7f16\u53f7<\/span><\/p>\n<\/td>\n

\n

\u6570\u636e<\/span><\/p>\n<\/td>\n

\n

\u8bf4\u660e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0<\/span><\/p>\n<\/td>\n

\n

0x01<\/span><\/p>\n<\/td>\n

\n

\u4ece\u673a\u5730\u5740<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

1<\/span><\/p>\n<\/td>\n

\n

0x11<\/span><\/p>\n<\/td>\n

\n

\u62a5\u544a\u4ece\u673a\u5730\u5740\u529f\u80fd\u7801<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

0x02<\/span><\/p>\n<\/td>\n

\n

\u5b57\u8282\u6570<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

3<\/span><\/p>\n<\/td>\n

\n

version<\/span><\/p>\n<\/td>\n

\n

\u56fa\u4ef6\u7248\u672c<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

4<\/span><\/p>\n<\/td>\n

\n

address<\/span><\/p>\n<\/td>\n

\n

\u5f53\u524d\u5730\u5740<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

5<\/span><\/p>\n

6<\/span><\/p>\n<\/td>\n

\n

CRC_L<\/span><\/p>\n

CRC_H<\/span><\/p>\n<\/td>\n

\n

CRC \u6821\u9a8c<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4f8b\u5982\uff1a\u53d1\u9001\u547d\u4ee4\uff1a <\/span>FE 11 00 00 00 01 28 06<\/span><\/em><\/p>\n

\u8fd4\u56de\u6570\u636e\uff1a 01 11 02 12 01 70 5C<\/span><\/p>\n

\u8bf4\u660e\uff1a\u8fd4\u56de\u6570\u636e\u4e2d 0x12 \u8868\u793a\u7248\u672c\u53f7\u4e3a V1.2 \uff0c0x01 \u8868\u793a\u8bbe\u5907\u5730\u5740\u4e3a 01<\/span><\/p>\n

2) <\/span><\/strong>\u4fee\u6539\u5730\u5740\u547d\u4ee4\u3002\u6a21\u7ec4\u51fa\u5382\u9ed8\u8ba4\u5730\u5740\u4e3a <\/span>0x01<\/span><\/strong>\uff0c\u5730\u5740\u8303\u56f4\u53ef\u66f4\u6539\u4e3a\uff1a <\/span>1<\/span><\/strong>\uff5e<\/span>247<\/span><\/strong><\/p>\n

\u65b9\u5411\uff1a\u7528\u6237\u5e94\u7528->\u4f20\u611f\u5668\u6a21\u5757\uff1b\u9700\u8981\u5e94\u7b54\uff1a\u662f<\/span><\/p>\n

\u8bf7\u6c42\u6d88\u606f\u683c\u5f0f\uff1a<\/span><\/p>\n\n\n\n\n\n\n\n\n\n\n
\n

\u5b57\u8282\u7f16\u53f7<\/span><\/p>\n<\/td>\n

\n

\u6570\u636e<\/span><\/p>\n<\/td>\n

\n

\u8bf4\u660e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0<\/span><\/p>\n<\/td>\n

\n

address<\/span><\/p>\n<\/td>\n

\n

\u5f53\u524d\u5730\u5740<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

1<\/span><\/p>\n<\/td>\n

\n

0x06<\/span><\/p>\n<\/td>\n

\n

\u529f\u80fd\u7801<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

0x00<\/span><\/p>\n<\/td>\n

\n

\u56fa\u5b9a<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

3<\/span><\/p>\n<\/td>\n

\n

0x00<\/span><\/p>\n<\/td>\n

\n

\u56fa\u5b9a<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

4<\/span><\/p>\n<\/td>\n

\n

0x00<\/span><\/p>\n<\/td>\n

\n

\u9884\u7559<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

5<\/span><\/p>\n<\/td>\n

\n

new address<\/span><\/p>\n<\/td>\n

\n

\u65b0\u5730\u5740<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

6<\/span><\/p>\n

7<\/span><\/p>\n<\/td>\n

\n

CRC_L<\/span><\/p>\n

CRC_H<\/span><\/p>\n<\/td>\n

\n

CRC \u6821\u9a8c<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u54cd\u5e94\u6d88\u606f\u683c\u5f0f\uff1a<\/span><\/p>\n\n\n\n\n\n\n\n\n\n\n
\n

\u5b57\u8282\u7f16\u53f7<\/span><\/p>\n<\/td>\n

\n

\u6570\u636e<\/span><\/p>\n<\/td>\n

\n

\u8bf4\u660e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0<\/span><\/p>\n<\/td>\n

\n

address<\/span><\/p>\n<\/td>\n

\n

\u4fee\u6539\u524d\u7684\u5730\u5740<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

1<\/span><\/p>\n<\/td>\n

\n

0x06<\/span><\/p>\n<\/td>\n

\n

\u529f\u80fd\u7801<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

0x00<\/span><\/p>\n<\/td>\n

\n

\u56fa\u5b9a<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

3<\/span><\/p>\n<\/td>\n

\n

0x00<\/span><\/p>\n<\/td>\n

\n

\u56fa\u5b9a<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

4<\/span><\/p>\n<\/td>\n

\n

0x00<\/span><\/p>\n<\/td>\n

\n

\u9884\u7559<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

5<\/span><\/p>\n<\/td>\n

\n

new address<\/span><\/p>\n<\/td>\n

\n

\u4fee\u6539\u540e\u7684\u5730\u5740<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

6<\/span><\/p>\n

7<\/span><\/p>\n<\/td>\n

\n

CRC_L<\/span><\/p>\n

CRC_H<\/span><\/p>\n<\/td>\n

\n

CRC \u6821\u9a8c<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4f8b\u5982\uff1a\u5f53\u524d\u5730\u5740\u4e3a\uff1a 0x01 \uff0c\u9884\u8bbe\u5730\u5740\u4e3a\uff1a 0x02<\/span><\/p>\n

\u53d1\u9001\u547d\u4ee4\uff1a <\/span>01 06 00 00 00 02 08 0B<\/span><\/em><\/p>\n

\u8fd4\u56de\u6570\u636e\uff1a 01 06 00 00 00 02 08 0B<\/span><\/p>\n

\u5f53\u524d\u5730\u5740\u518d\u4ece\uff1a 0x02 \uff0c\u6539\u56de\uff1a 0x01<\/span><\/p>\n

\u53d1\u9001\u547d\u4ee4\uff1a <\/span>02 06 00 00 00 01 48 39<\/span><\/em><\/p>\n

\u8fd4\u56de\u6570\u636e\uff1a 02 06 00 00 00 01 48 39<\/span><\/p>\n

3) <\/span><\/strong>\u8bfb\u53d6\u6570\u636e\u547d\u4ee4<\/span><\/p>\n

\u65b9\u5411\uff1a\u7528\u6237\u5e94\u7528->\u4f20\u611f\u5668\u6a21\u5757\uff1b\u9700\u8981\u5e94\u7b54\uff1a\u662f<\/span><\/p>\n

\u8bf7\u6c42\u6d88\u606f\u683c\u5f0f\uff1a<\/span><\/p>\n\n\n\n\n\n
\n

\u5b57\u8282\u7f16\u53f7<\/span><\/p>\n<\/td>\n

\n

\u6570\u636e<\/span><\/p>\n<\/td>\n

\n

\u8bf4\u660e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0<\/span><\/p>\n<\/td>\n

\n

address<\/span><\/p>\n<\/td>\n

\n

\u5f53\u524d\u5730\u5740<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

1<\/span><\/p>\n<\/td>\n

\n

0x03<\/span><\/p>\n<\/td>\n

\n

\u529f\u80fd\u7801<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n
\n

2<\/span><\/p>\n

3<\/span><\/p>\n<\/td>\n

\n

0x00<\/span><\/p>\n

MM<\/span><\/p>\n<\/td>\n

\n

\u5bc4\u5b58\u5668\u5f00\u59cb\u5730\u5740<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

4<\/span><\/p>\n

5<\/span><\/p>\n<\/td>\n

\n

0x00<\/span><\/p>\n

NN<\/span><\/p>\n<\/td>\n

\n

\u9700\u8981\u8bfb\u53d6\u7684\u4f20\u611f\u5668\u4e2a\u6570<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

6<\/span><\/p>\n

7<\/span><\/p>\n<\/td>\n

\n

CRC_L<\/span><\/p>\n

CRC_H<\/span><\/p>\n<\/td>\n

\n

CRC \u6821\u9a8c<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u5e94\u7b54\u6d88\u606f\u683c\u5f0f\uff1a<\/span><\/p>\n\n\n\n\n\n\n\n\n
\n

\u5b57\u8282\u7f16\u53f7<\/span><\/p>\n<\/td>\n

\n

\u6570\u636e<\/span><\/p>\n<\/td>\n

\n

\u8bf4\u660e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0<\/span><\/p>\n<\/td>\n

\n

address<\/span><\/p>\n<\/td>\n

\n

\u5f53\u524d\u5730\u5740<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

1<\/span><\/p>\n<\/td>\n

\n

0x03<\/span><\/p>\n<\/td>\n

\n

\u529f\u80fd\u7801<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

NN*2<\/span><\/p>\n<\/td>\n

\n

\u6570\u636e\u957f\u5ea6<\/span><\/p>\n

\u4f20\u611f\u5668\u6570\u636e\uff08\u6c14\u538b\u5360 4 \u5b57\u8282\uff0c \u65e2 2 \u4e2a\u5bc4\u5b58<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

3<\/span><\/p>\n<\/td>\n

\n

xx xx……<\/span><\/p>\n<\/td>\n

\n

\u5668\uff1b \u5176\u4ed6\u6bcf\u4e2a\u4f20\u611f\u5668\u6570\u636e\u5360 2 \u5b57\u8282\uff0c \u65e2 1 \u4e2a\u5bc4 \u5b58\u5668\uff09<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

3+NN*2<\/span><\/p>\n

4+NN*2<\/span><\/p>\n<\/td>\n

\n

CRC_L<\/span><\/p>\n

CRC_H<\/span><\/p>\n<\/td>\n

\n

CRC \u6821\u9a8c<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u6ce8\u610f\uff1a\u8fd4\u56de\u4f20\u611f\u5668\u6570\u636e\u53ef\u4ee5\u6839\u636e\u5bc4\u5b58\u5668\u5730\u5740\u548c\u6570\u636e\u957f\u5ea6\u6765\u6539\u53d8\u3002<\/span><\/p>\n

\u5bc4\u5b58\u5668\u5730\u5740\uff080x00MM\uff09\u4e0e\u5bf9\u5e94\u7684\u4f20\u611f\u5668\u6570\u636e\u8bf4\u660e\u5982\u4e0b\uff0c \u6c14\u538b\u5360 4 \u5b57\u8282\uff082 \u4e2a\u5bc4\u5b58\u5668\uff09\uff0c\u5176\u4f59\u6bcf\u4e2a\u4f20 \u611f\u5668\u6570\u636e\u5360 2 \u5b57\u8282\uff081 \u4e2a\u5bc4\u5b58\u5668\uff09\u3002<\/span><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

\u5bc4\u5b58\u5668\u5730\u5740<\/span><\/p>\n<\/td>\n

\n

\u4f20\u611f\u5668\u6570\u636e<\/span><\/p>\n<\/td>\n

\n

\u5360\u7528\u5bc4\u5b58\u5668\u6570\u91cf<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0000<\/span><\/p>\n<\/td>\n

\n

eCO<\/span>2<\/span><\/p>\n<\/td>\n

\n

1<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0001<\/span><\/p>\n<\/td>\n

\n

TVOC<\/span><\/p>\n<\/td>\n

\n

1<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0002<\/span><\/p>\n<\/td>\n

\n

CH2O<\/span><\/p>\n<\/td>\n

\n

1<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0003<\/span><\/p>\n<\/td>\n

\n

PM2.5<\/span><\/p>\n<\/td>\n

\n

1<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0004<\/span><\/p>\n<\/td>\n

\n

\u6e7f\u5ea6<\/span><\/p>\n<\/td>\n

\n

1<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0005<\/span><\/p>\n<\/td>\n

\n

\u6e29\u5ea6<\/span><\/p>\n<\/td>\n

\n

1<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0006<\/span><\/p>\n<\/td>\n

\n

PM10<\/span><\/p>\n<\/td>\n

\n

1<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0007<\/span><\/p>\n<\/td>\n

\n

PM1.0<\/span><\/p>\n<\/td>\n

\n

1<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0008<\/span><\/p>\n<\/td>\n

\n

\u5149\u7167\u5ea6\uff08Lux\uff09<\/span><\/p>\n<\/td>\n

\n

1<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0009<\/span><\/p>\n<\/td>\n

\n

MCU \u6e29\u5ea6<\/span><\/p>\n<\/td>\n

\n

1<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x000A<\/span><\/p>\n<\/td>\n

\n

\u566a\u58f0\uff08dB\uff09<\/span><\/p>\n<\/td>\n

\n

1<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x000B<\/span><\/p>\n<\/td>\n

\n

\u6c14\u538b\uff08Pa\uff09<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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

\u2460 \u4f20\u611f\u5668\u4e2a\u6570 00 NN \u6700\u5c0f\u4e3a 00 01\uff0c\u6700\u5927\u4e3a 00 0B\u3002MM \u503c\u4e3a 00 \u65f6\uff0c NN \u503c\u6700\u5927\u53ef\u4e3a 0B\uff0c\u6b64\u65f6\u80fd\u8bfb \u51fa\u6240\u6709\u4f20\u611f\u5668\u7684\u503c\uff0c NN \u4e3a 01 \u65f6\u53ea\u80fd\u5355\u72ec\u8bfb\u53d6 eCO<\/span>2 <\/span>\u7684\u6570\u636e\uff0c NN \u4e3a 02 \u65f6\u53ef\u8bfb\u53d6 eCO<\/span>2 <\/span>\u548c TVOC \u7684\u6570<\/span><\/p>\n

\u636e\uff0c\u4ee5\u6b64\u7c7b\u63a8\u3002<\/span><\/p>\n

\u2461 \u5bc4\u5b58\u5668\u9760\u524d\u7684\u5730\u5740\uff0c\u5728\u52a0\u5927\u6570\u636e\u957f\u5ea6\u65f6\uff0c\u53ef\u8bfb\u53d6\u540e\u9762\u4f20\u611f\u5668\u7684\u6570\u636e\uff0c\u4f46\u5bc4\u5b58\u5668\u9760\u540e\u7684\u5730\u5740\uff0c\u4e0d \u80fd\u8bfb\u53d6\u5728\u6b64\u5730\u5740\u524d\u4f20\u611f\u5668\u7684\u6570\u636e\u3002<\/span><\/p>\n

\u2462 \u4e00\u4e2a\u5bc4\u5b58\u5668\u5bb9\u7eb3 2 \u4e2a\u5b57\u8282\u6570\u636e\uff0c \u6c14\u538b\u5360 4 \u5b57\u8282\uff0c\u65e2 2 \u4e2a\u5bc4\u5b58\u5668\uff0c\u56e0\u6b64\uff0c\u5728\u8bfb\u53d6\u6c14\u538b\u65f6\u8981\u628a\u8fde\u7eed \u4e24\u4e2a\u5bc4\u5b58\u5668\u90fd\u8bfb\u51fa\u6765\uff0c\u5176\u4ed6\u6bcf\u4e2a\u4f20\u611f\u5668\u6570\u636e\u5360 2 \u5b57\u8282\uff0c\u65e2 1 \u4e2a\u5bc4\u5b58\u5668\u3002<\/span><\/p>\n

\u8be6\u60c5\u5982\u4e0b\uff1a<\/span><\/p>\n\n\n\n\n
\n

00MM00NN<\/span><\/p>\n<\/td>\n

\n

\u53ef\u4ee5\u8bfb\u53d6\u5230\u7684\u6570\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

00000001<\/span><\/p>\n

00000002<\/span><\/p>\n

……<\/span><\/p>\n<\/td>\n

\n

\u8868\u793a\u4ece\u8d77\u59cb\u5730\u5740 0000 \u8bfb\u53d6 CO<\/span>2 <\/span>\u6570\u636e<\/span><\/p>\n

\u8868\u793a\u4ece\u8d77\u59cb\u5730\u5740 0000 \u8bfb\u53d6 CO<\/span>2 <\/span>\uff0cTVOC \u6570\u636e<\/span><\/p>\n

……<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
\n

0000000D<\/span><\/p>\n

00010001<\/span><\/p>\n

00010002<\/span><\/p>\n

……<\/span><\/p>\n

00010007<\/span><\/p>\n

0001000C<\/span><\/p>\n

00020001<\/span><\/p>\n

00020002<\/span><\/p>\n

……<\/span><\/p>\n

000B0001<\/span><\/p>\n<\/td>\n

\n

\u8868\u793a\u4ece\u8d77\u59cb\u5730\u5740 0000 \u8bfb\u53d6 CO<\/span>2 <\/span>\uff0cTVOC \uff0cCH2O \uff0cPM2.5 \uff0c\u6e7f \u5ea6\uff0c\u6e29\u5ea6\uff0cPM10 \uff0cPM1.0\uff0c\u5149\u7167\u5ea6\uff0c MCU \u6e29\u5ea6\uff0c\u566a\u58f0\u6570\u636e\uff0c\u6c14\u538b \u6570\u636e<\/span><\/p>\n

\u8868\u793a\u4ece\u8d77\u59cb\u5730\u5740 0001 \u8bfb\u53d6 TVOC \u6570\u636e<\/span><\/p>\n

\u8868\u793a\u4ece\u8d77\u59cb\u5730\u5740 0001 \u8bfb\u53d6 TVOC \uff0cCH2O \u6570\u636e<\/span><\/p>\n

……<\/span><\/p>\n

\u8868\u793a\u4ece\u8d77\u59cb\u5730\u5740 0001 \u53d6 TVOC \uff0cCH2O \uff0cPM2.5 \uff0c\u6e7f\u5ea6\uff0c\u6e29 \u5ea6\uff0cPM10 \uff0cPM1.0 \u6570\u636e<\/span><\/p>\n

\u8868\u793a\u4ece\u8d77\u59cb\u5730\u5740 0001 \u53d6 TVOC \uff0cCH2O \uff0cPM2.5 \uff0c\u6e7f\u5ea6\uff0c\u6e29 \u5ea6\uff0cPM10 \uff0cPM1.0\uff0c\u5149\u7167\u5ea6\uff0c MCU \u6e29\u5ea6\uff0c\u566a\u58f0\u6570\u636e,\u6c14\u538b\u6570\u636e<\/span><\/p>\n

\u8868\u793a\u4ece\u8d77\u59cb\u5730\u5740 0002 \u8bfb\u53d6 CH2O \u6570\u636e<\/span><\/p>\n

\u8868\u793a\u4ece\u8d77\u59cb\u5730\u5740 0002 \u8bfb\u53d6 CH2O \uff0cPM2.5 \u6570\u636e<\/span><\/p>\n

……<\/span><\/p>\n

\u8868\u793a\u4ece\u8d77\u59cb\u5730\u5740 000B \u8bfb\u53d6\u6c14\u538b\u6570\u636e\uff082 \u4e2a\u5bc4\u5b58\u5668\uff09<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4f8b\u5982\uff1a \u6a21\u7ec4\u7684\u5730\u5740\u4e3a 0x01\uff0c<\/span><\/p>\n

\u7528\u6237\u53d1\u9001\uff1a <\/span>01 03 00 00 00 09 85 CC <\/span><\/em>\uff0c\u5373\u53ef\u5c06 9 \u4e2a\u4f20\u611f\u5668\u6570\u636e\u8bfb\u51fa\uff1b<\/span><\/p>\n

\u7528\u6237\u53d1\u9001\uff1a <\/span>01 03 00 00 00 0B 04 0D <\/span><\/em>\uff0c\u5373\u53ef\u5c06 11 \u4e2a\u4f20\u611f\u5668\u6570\u636e\uff08\u542b MCU \u6e29\u5ea6\uff09\u8bfb\u51fa\uff1b<\/span><\/p>\n

\u7528\u6237\u53d1\u9001\uff1a <\/span>01 03 00 00 00 0D 84 0F <\/span><\/em>\uff0c\u5373\u53ef\u5c06 12 \u4e2a\u4f20\u611f\u5668\u6570\u636e\uff08\u6c14\u538b\u5360 2 \u4e2a\u5bc4\u5b58\u5668\uff09\u8bfb\u51fa\uff1b<\/span><\/p>\n

\u7528\u6237\u53d1\u9001\uff1a <\/span>01 03 00 0B 00 02 B5 C9 <\/span><\/em>\uff0c\u5373\u4ec5\u8bfb\u53d6\u6c14\u538b\u6570\u636e\uff08\u5360 2 \u4e2a\u5bc4\u5b58\u5668\uff09\u3002<\/span><\/p>\n

4) <\/span><\/strong>\u8bfb\u53d6\u4e00\u5e27\u6570\u636e<\/span><\/p>\n

5) \u8fd4\u56de\u6570\u636e\u683c\u5f0f\u5982\u4e0b\uff1a<\/span><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

\u5b57\u8282\u7f16\u53f7<\/span><\/p>\n<\/td>\n

\n

\u6570\u636e<\/span><\/p>\n<\/td>\n

\n

\u8bf4\u660e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0<\/span><\/p>\n<\/td>\n

\n

0x01<\/span><\/p>\n<\/td>\n

\n

\u62a5\u6587\u5934<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

1<\/span><\/p>\n<\/td>\n

\n

0x03<\/span><\/p>\n<\/td>\n

\n

\u529f\u80fd\u7801<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

0x1A<\/span><\/p>\n<\/td>\n

\n

\u6570\u636e\u957f\u5ea6<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

3<\/span><\/p>\n

4<\/span><\/p>\n<\/td>\n

\n

CO2_H<\/span><\/p>\n

CO2_L<\/span><\/p>\n<\/td>\n

\n

CO<\/span>2 <\/span>\u6570\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

5<\/span><\/p>\n

6<\/span><\/p>\n<\/td>\n

\n

TVOC_H<\/span><\/p>\n

TVOC_L<\/span><\/p>\n<\/td>\n

\n

TVOC \u6570\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

7<\/span><\/p>\n

8<\/span><\/p>\n<\/td>\n

\n

CH2O_H<\/span><\/p>\n

CH2O_L<\/span><\/p>\n<\/td>\n

\n

CH2O \u6570\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

9<\/span><\/p>\n

10<\/span><\/p>\n<\/td>\n

\n

PM2.5_H<\/span><\/p>\n

PM2.5 L<\/span><\/p>\n<\/td>\n

\n

PM2.5 \u6570\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

11<\/span><\/p>\n

12<\/span><\/p>\n<\/td>\n

\n

Humi_H<\/span><\/p>\n

Humi_L<\/span><\/p>\n<\/td>\n

\n

\u6e7f\u5ea6\u6570\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

13<\/span><\/p>\n

14<\/span><\/p>\n<\/td>\n

\n

Temp_H<\/span><\/p>\n

Temp_L<\/span><\/p>\n<\/td>\n

\n

\u6e29\u5ea6\u6570\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

15<\/span><\/p>\n

16<\/span><\/p>\n<\/td>\n

\n

PM10_H<\/span><\/p>\n

PM10_L<\/span><\/p>\n<\/td>\n

\n

PM10 \u6570\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

17<\/span><\/p>\n

18<\/span><\/p>\n<\/td>\n

\n

PM01_H<\/span><\/p>\n

PM01_L<\/span><\/p>\n<\/td>\n

\n

PM1.0 \u6570\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

19<\/span><\/p>\n

20<\/span><\/p>\n<\/td>\n

\n

Lux_H<\/span><\/p>\n

Lux_L<\/span><\/p>\n<\/td>\n

\n

\u5149\u7167\u5ea6\uff08Lux\uff09\u6570\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

21<\/span><\/p>\n

22<\/span><\/p>\n<\/td>\n

\n

MCU_TEMP_H<\/span><\/p>\n

MCU_TEMP_L<\/span><\/p>\n<\/td>\n

\n

MCU \u6e29\u5ea6\u6570\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

23<\/span><\/p>\n

24<\/span><\/p>\n<\/td>\n

\n

dB_H<\/span><\/p>\n

dB_L<\/span><\/p>\n<\/td>\n

\n

\u566a\u58f0\uff08dB\uff09\u6570\u636e<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

25<\/span><\/p>\n<\/td>\n

\n

Pa_byte[3]<\/span><\/p>\n<\/td>\n

<\/td>\n<\/tr>\n
\n

26<\/span><\/p>\n<\/td>\n

\n

Pa_byte[2]<\/span><\/p>\n<\/td>\n

\n

\u6c14\u538b\u6570\u636e\uff08Pa\uff09<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

27<\/span><\/p>\n<\/td>\n

\n

Pa_byte[1]<\/span><\/p>\n<\/td>\n

<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

28 Pa_byte[0]<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

29 CRC16_L<\/span><\/p>\n

30 CRC16 H<\/span><\/p>\n

_<\/span><\/p>\n<\/td>\n

\n

CRC16 \u6821\u9a8c<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

6) <\/span><\/strong>\u7cfb\u7edf\u53c2\u6570\u914d\u7f6e<\/span><\/p>\n

7) \u53ef\u4ee5\u901a\u8fc7\u5bf9\u4e0b\u8868\u5bc4\u5b58\u5668\u5730\u5740\u7684\u8bfb\u3001\u5199\uff0c\u4ee5\u83b7\u53d6\u6216\u4fee\u6539\u7cfb\u7edf\u53c2\u6570\u3002<\/span><\/p>\n

8) <\/span><\/strong>\u6ce8\u610f\uff1a \u6b64\u9879\u4e3a\u9ad8\u7ea7\u529f\u80fd\uff0c \u8bf7\u5c0f\u5fc3\u4f7f\u7528\uff0c \u4ee5\u514d\u9020\u6210\u7cfb\u7edf\u53c2\u6570\u9519\u8bef\uff0c \u5f71\u54cd\u4f20\u611f\u5668\u529f\u80fd\u6216\u6570\u636e\u51c6\u786e\u6027\u3002<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u5bc4\u5b58\u5668\u5730\u5740<\/span><\/p>\n<\/td>\n

\n

\u957f\u5ea6\uff08\u5b57\u8282\uff09<\/span><\/p>\n<\/td>\n

\n

\u7cfb\u7edf\u53c2\u6570<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0100<\/span><\/p>\n<\/td>\n

\n

4<\/span><\/p>\n<\/td>\n

\n

\u4f20\u611f\u5668\u914d\u7f6e\u4f4d\u56fe\uff08Sensor Map\uff09<\/span><\/p>\n

\u5b57\u8282 1\uff08\u5728\u524d\uff09\uff1a\u662f\u5426\u4e3a\u5916\u7f6e\u6e29\u6e7f\u5ea6\u4f20\u611f\u5668<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0110<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

\u5b57\u8282 2\uff1a\u4f20\u611f\u5668\u6570\u636e\u7528\u6237\u6821\u51c6\u4f4d\u56fe\uff0c\u53c2\u89c1\u201c<\/span>\u4f20\u611f<\/span> \u5668\u6a21\u5757\u4f4d\u56fe<\/span> \u201d<\/span><\/p>\n<\/td>\n<\/tr>\n

<\/td>\n<\/td>\n\n

\u5b57\u8282 1\uff08\u5728\u524d\uff09\uff1a\u4e13\u7528\u4e32\u53e3\u5c4f\u81ea\u5b9a\u4e49\u6307\u6807\u9879\u5bf9\u5e94<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0111<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

\u7684\u4f20\u611f\u5668\u7f16\u53f7<\/span><\/p>\n

\u5b57\u8282 2\uff1a\u5149\u7167\u5ea6\u4f20\u611f\u5668\u611f\u5149\u7f69\u7684\u900f\u5149\u7387\uff080- 100\uff09\uff0c 0 \u8868\u793a\u6ca1\u6709\u611f\u5149\u7f69\uff0c 100 \u8868\u793a\u65e0\u635f\u8017<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0118<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

CO<\/span>2 <\/span>\u6821\u51c6\u503c\uff0c int16<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0119<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

TVOC \u6821\u51c6\u503c\uff0c int16<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x011A<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

CH2O \u6821\u51c6\u503c\uff0c int16<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x011B<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

PM2.5 \u6821\u51c6\u503c\uff0c int16<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x011C<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

\u6e7f\u5ea6\u6821\u51c6\u503c\uff08100 \u500d\uff09\uff0c int16<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x011D<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

\u6e29\u5ea6\u6821\u51c6\u503c\uff08100 \u500d\uff09\uff0c int16<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x011E<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

PM10 <\/span>\u6821\u51c6\u503c\uff0c int16<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x011F<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

PM1.0 <\/span>\u6821\u51c6\u503c\uff0c int16<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0120<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

\u5149\u7167\u5ea6\uff08Lux\uff09<\/span>\u6821\u51c6\u503c\uff0c int16<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0121<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

MCU \u6e29\u5ea6<\/span>\u6821\u51c6\u503c\uff0c int16<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0122<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

\u566a\u58f0\uff08dB\uff09<\/span>\u6821\u51c6\u503c\uff0c int16<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x0123<\/span><\/p>\n<\/td>\n

\n

2<\/span><\/p>\n<\/td>\n

\n

\u5927\u6c14\u538b<\/span>\u6821\u51c6\u503c\uff0c int16<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u6ce8\u610f\uff1a<\/span><\/p>\n

1 \u6240\u6709\u7528\u6237\u6821\u51c6\u503c\u90fd\u662f\u6709\u7b26\u53f7\u6574\u6570\uff0c\u8d1f\u6570\u8868\u793a\u8d1f\u504f\u79fb\uff0c\u65e2\u8981\u51cf\u53bb\u504f\u79fb\u91cf\uff1b<\/span><\/p>\n

2 \u6e29\u3001\u6e7f\u5ea6\u7528\u6237\u6821\u51c6\u503c\u662f\u6309\u6444\u6c0f\u5ea6\u653e\u5927 100 \u500d\uff0c\u5982\uff1a 250 \u8868\u793a\u9700\u8981\u52a0 2.5 \u6444\u6c0f\u5ea6\uff1b -110 \u8868\u793a\u9700\u8981 \u51cf\u53bb 1.1 \u6444\u6c0f\u5ea6\u3002<\/span><\/p>\n

\u4f8b\u5982\uff1a \u6a21\u7ec4\u7684\u5730\u5740\u4e3a 0x01\uff0c<\/span><\/p>\n

\u7528\u6237\u53d1\u9001\uff1a <\/span>01 03 01 10 00 01 84 33 <\/span><\/em>\uff0c\u8bfb\u51fa\u5916\u7f6e\u6e29\u6e7f\u5ea6\u4f20\u611f\u5668\u6807\u8bb0\u548c\u4f20\u611f\u5668\u6570\u636e\u7528\u6237\u6821\u51c6\u4f4d\u56fe\uff1b \u7528\u6237\u53d1\u9001\uff1a <\/span>01 06 01 10 00 02 04 0D <\/span><\/em>\uff0c\u6253\u5f00\u6e29\u6e7f\u5ea6\u7528\u6237\u6821\u51c6\u5f00\u5173\uff1b<\/span><\/p>\n

\u7528\u6237\u53d1\u9001\uff1a <\/span>01 03 01 1D 00 01 15 F0 <\/span><\/em>\uff0c\u8bfb\u51fa\u6e29\u6e7f\u5ea6\u6821\u51c6\u503c\uff1b<\/span><\/p>\n

\u7528\u6237\u53d1\u9001\uff1a <\/span>01 06 01 1D 00 FA 98 73 <\/span><\/em>\uff0c\u8bbe\u7f6e\u6e29\u5ea6\u7528\u6237\u6821\u51c6\u503c 250\uff0c\u65e2+2.5 \u5ea6\uff1b \u7528\u6237\u53d1\u9001\uff1a <\/span>01 06 01 1D 80 6E F8 1C <\/span><\/em>\uff0c\u8bbe\u7f6e\u6e29\u5ea6\u7528\u6237\u6821\u51c6\u503c-110\uff0c\u65e2-1.1 \u5ea6\u3002<\/span><\/p>\n

4.3 \u7535\u8111\u8bfb\u53d6 RS485 \u6570\u636e<\/span><\/p>\n

\u901a\u8fc7\u201c485 \u8f6c\u4e32\u53e3\u201d\u9002\u914d\u5668\uff0c\u53ef\u4ee5\u5c06\u4f20\u611f\u5668\u6a21\u7ec4\u8fde\u63a5\u5230\u7535\u8111\u4ee5\u68c0\u6d4b\u901a\u8baf\u548c\u67e5\u770b\u6570\u636e\u3002\u7535\u8111\u7aef\u53ef\u4ee5\u4f7f \u7528 ModBus \u6d4b\u8bd5\u5de5\u5177\uff08\u5982\uff1a ShortBus Modbus Scanner\uff0c\u6548\u679c\u89c1\u4e0b\u56fe\uff09\u76f4\u63a5\u8bfb\u53d6\u6570\u636e\uff1b\u4e5f\u53ef\u4ee5\u4f7f\u7528\u201c\u4e32 \u53e3\u52a9\u624b\u201d\u7b49\u6807\u51c6\u4e32\u53e3\u5de5\u5177\uff0c\u901a\u8fc7\u53d1\u9001\u67e5\u8be2\u6d88\u606f\u83b7\u53d6\u6570\u636e\u3002<\/span><\/p>\n

\"\u5341\u5408\u4e00\u73af\u5883\u4f20\u611f\u5668-\u6e29\u6e7f\u5ea6\u3001\u7532\u919b\u3001TVOC\u3001\u4e8c\u6c27\u5316\u78b3\u3001PM2.5\u3001\u566a\u58f0\u3001\u5149\u7167\u5ea6\u63d2\u56fe2\"<\/p>\n

V. \u5404\u79cd\u4f20\u611f\u5668\u6570\u636e\u8ba1\u7b97\u65b9\u5f0f<\/span><\/p>\n

. CO<\/span>2 <\/span>(ppm) \uff1d CO2_H * 256 + CO2_L<\/span><\/p>\n

. TVOC (ug\/m3) \uff1d TVOC_H * 256 + TVOC_L<\/span><\/p>\n

. CH2O (ug\/m3) \uff1d CH2O_H * 256 + CH2O_L<\/span><\/p>\n

. PM2.5 (ug\/m3) \uff1d PM2.5_H * 256 + PM2.5_L<\/span><\/p>\n

. PM10 (ug\/m3) \uff1d PM10_H * 256 + PM10_L<\/span><\/p>\n

. PM1.0 (ug\/m3) \uff1d PM01_H * 256 + PM01_L<\/span><\/p>\n

. \u7167\u5ea6 (Lux) \uff1d Lux_H * 256 + Lux_L<\/span><\/p>\n

. \u566a\u58f0 (dB) \uff1d dB_H * 256 + dB_L<\/span><\/p>\n

. \u63a5\u53e3\u8fd4\u56de\u7684\u6e29\u3001\u6e7f\u5ea6\uff08\u771f\u5b9e\u6570\u636e\u7684 100 \u500d\uff09\uff1a<\/span><\/p>\n

. \u6b63\u6e29\u5ea6 (\u2103) \uff1d (Temperature_H * 256 + Temperature_L) \/ 100\uff0c \u4f8b\u5982\uff1a T = (0x09d0) \/ 10 = 2512 \/ 100 = 25.12\u2103<\/span><\/p>\n

. \u8d1f\u6e29\u5ea6 (\u2103)<\/span><\/p>\n

\u65b9\u6cd5 1\uff1a\u76f4\u63a5\u8f6c\u4e3a\u6709\u7b26\u53f7\u7684 int \u7c7b\u578b\u5373\u53ef\uff0c\u4f8b\u5982: T = 0xfc83\/10 = -893\/100 = -8.93\u2103<\/span><\/p>\n

\u65b9\u6cd5 2\uff1a\u5982\u679c\u5927\u4e8e 0x7fff\uff0832767\uff09<\/span><\/p>\n

\u5219\u4e3a\u8d1f\u6570 T = (0xfc83 – 65536) \/ 10 = (64643 – 65536) \/ 10 = -893 \/ 100 = -8.93\u2103<\/span><\/p>\n

. \u6e7f\u5ea6 (%RH) \uff1d (Humidity_H * 256 + Humidity_L) \/ 100<\/span><\/p>\n

. \u6c14\u538b (Pa) \uff1d Pa_byte[3] * 2<\/span>24 <\/span>+ Pa_byte[2] * 2<\/span>16 <\/span>+ Pa_byte[1] * 2<\/span>8 <\/span>+ Pa_byte[0]<\/span><\/p>\n

. \u6839\u636e\u6c14\u538b\u8ba1\u7b97\u6d77\u62d4\u9ad8\u5ea6<\/span><\/p>\n

\u6c14\u538b\u5355\u4f4d\u662f Pa\uff0c\u7406\u8bba\u4e0a\uff0c\u6d77\u62d4\u6bcf\u4e0a\u5347 9 \u7c73\uff0c\u5927\u6c14\u538b\u964d\u4f4e 100 Pa\u3002\u800c\u6d77\u5e73\u9762\u6807\u51c6\u5927\u6c14\u538b\u4e3a 101,325 Pa\uff0c \u56e0\u6b64\uff0c\u53ef\u4ee5\u7528\u4e0b\u9762\u7684\u516c\u5f0f\u6839\u636e\u6c14\u538b\u503c(Pa)\u8ba1\u7b97\u6d77\u62d4\u9ad8\u5ea6(Altitude)\u7684\u8fd1\u4f3c\u503c\uff1a<\/span><\/p>\n

1 \u3001 \u7b80\u5316\u7248\u6d77\u62d4\u9ad8\u5ea6\u516c\u5f0f = (101325 \u2013 Pa) \/ 100 * 9<\/span><\/p>\n

\u9664\u4e86\u6d77\u62d4\u9ad8\u5ea6\uff0c \u5f71\u54cd\u6c14\u538b\u7684\u56e0\u7d20\u8fd8\u6709\u5f88\u591a\uff08\u4f8b\u5982\u6e29\u5ea6\uff09\uff0c\u4e0b\u9762\u7684\u516c\u5f0f\u76f8\u5bf9\u66f4\u7cbe\u786e\u4e00\u4e9b\uff0c \u7279\u522b\u662f\u5728\u9ad8\u6d77 \u62d4\u4f4d\u7f6e\uff1a<\/span><\/p>\n

2 \u3001 \u6821\u51c6\u7248\u6d77\u62d4\u9ad8\u5ea6\u516c\u5f0f = 44330 * (1 \u2013 (Pa\/101325)<\/span>0.1903<\/span>)<\/span><\/p>\n

\u4f8b\u5982\uff1a\u5982\u679c\u6d4b\u5f97\u7684\u6c14\u538b\u503c\u4e3a 99,882Pa\uff0c\u5219\u4e24\u4e2a\u516c\u5f0f\u8ba1\u7b97\u5f97\u5230\u7684\u6d77\u62d4\u9ad8\u5ea6(Altitude)\u5206\u522b\u4e3a\uff1a<\/span><\/p>\n

. \u7b80\u5316\u7248\u6d77\u62d4\u9ad8\u5ea6 = (101325 \u2013 99882) \/ 100 * 9 = 129.8 \u7c73<\/span><\/p>\n

. \u6821\u51c6\u7248\u6d77\u62d4\u9ad8\u5ea6 = 44330 * (1 \u2013 (99882\/101325)<\/span>0.1903<\/span>) = 120.84 \u7c73<\/span><\/p>\n

VI. \u6ce8\u610f\u4e8b\u9879<\/span><\/p>\n

. \u521d\u6b21\u4e0a\u7535\u4f7f\u7528\u9700<\/span>\u9884\u70ed 3 \u5206\u949f\u4ee5\u4e0a<\/span><\/p>\n

. \u4f20\u611f\u5668\u5b89\u88c5\u4f4d\u7f6e\u5e94\u9ad8\u4e8e\u5730\u9762 15~20CM \u4ee5\u4e0a\uff0c \u5426\u5219\u53ef\u80fd\u6709\u5730\u9762\u6c99\u5c18\uff0c \u98d8\u7d6e\u7269\u7b49\u5927\u5c18\u57c3\u9897\u7c92\u751a\u81f3\u7d6e \u72b6\u7269\u6c61\u67d3\u5bfc\u81f4\u98ce\u6247\u7f20\u7ed5\u963b\u8f6c\uff0c\u5efa\u8bae\u4f7f\u7528\u8bbe\u5907\u91c7\u53d6\u9002\u5f53\u7684\u9884\u8fc7\u6ee4\u5904\u7406\u3002<\/span><\/p>\n

. \u672c\u4ea7\u54c1\u4e3a\u7cbe\u5bc6\u4eea\u5668\uff0c \u8bf7\u4e0d\u8981\u6253\u5f00\u5916\u58f3\uff0c \u6b63\u5e38\u64cd\u4f5c\u65e0\u9700\u4e86\u89e3\u8bbe\u5907\u5185\u90e8\u60c5\u51b5\u3002\u5982\u8bbe\u5907\u6709\u635f\u574f\uff0c \u5fc5\u987b \u7531\u4e13\u4e1a\u4eba\u5458\u68c0\u4fee\u548c\u7ef4\u4fee\uff0c\u5728\u68c0\u4fee\u548c\u7ef4\u4fee\u4e4b\u524d\u8bf7\u786e\u8ba4\u5916\u90e8\u8fde\u63a5\u7535\u6e90\u5df2\u5207\u65ad\u3002\u3002<\/span><\/p>\n

. \u4f20\u611f\u5668\u6570\u636e\u786e\u4fdd\u51fa\u5382\u4e2a\u4f53\u4e4b\u95f4\u7684\u4e00\u81f4\u6027\uff0c \u4e0d\u4ee5\u7b2c\u4e09\u65b9\u68c0\u6d4b\u4eea\u5668\u6216\u6570\u636e\u4f5c\u4e3a\u5bf9\u6bd4\u6807\u51c6\u3002\u5982\u7528\u6237\u5e0c \u671b\u6700\u7ec8\u6d4b\u91cf\u7ed3\u679c\u548c\u67d0\u7b2c\u4e09\u65b9\u68c0\u6d4b\u8bbe\u5907\u4e00\u81f4\uff0c\u53ef\u7531\u7528\u6237\u6839\u636e\u5b9e\u9645\u91c7\u96c6\u7ed3\u679c\u8fdb\u884c\u6570\u636e\u62df\u5408\u6821\u51c6\u3002<\/span><\/p>\n

. <\/span>\u672c\u4f20\u611f\u5668\u9002\u7528\u4e8e\u666e\u901a\u5ba4\u5185\u73af\u5883\uff0c\u5982\u7528\u6237\u8bbe\u5907\u5728\u4ee5\u4e0b\u5b9e\u9645\u73af\u5883\u4e2d\u4f7f\u7528\uff0c\u4f20\u611f\u5668\u6709\u53ef\u80fd\u56e0\u8fc7\u5ea6\u79ef \u5c18\u3001\u79ef\u6cb9\u3001\u8fdb\u6c34\u5bfc\u81f4\u6570\u636e\u4e00\u81f4\u6027\u4e0b\u964d\u3002\u4f8b\u5982\uff1a\u5168\u5e74\u5c18\u57c3\u6d53\u5ea6\u5927\u4e8e 300 \u5fae\u514b\/\u7acb\u65b9\u7c73\u65f6\u95f4\u8d85\u8fc7 50% \uff0c\u6216\u5927\u4e8e 500 \u5fae\u514b\/\u7acb\u65b9\u7c73\u65f6\u95f4\u8d85\u8fc7 20%\uff1b\u6cb9\u70df\u73af\u5883\uff1b\u9ad8\u6c34\u96fe\u73af\u5883\uff1b\u6237\u5916\u7b49\u3002<\/span><\/p>\n

VII. \u4f20\u611f\u5668\u6a21\u5757\u4f4d\u56fe<\/span><\/p>\n\n\n\n\n\n\n\n\n
\n

\u4f4d<\/span><\/p>\n<\/td>\n

\n

\u4f20\u611f\u5668\u6a21\u5757<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x01<\/span><\/p>\n<\/td>\n

\n

\u5149\u7167\u5ea6<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x02<\/span><\/p>\n<\/td>\n

\n

\u6e29\u6e7f\u5ea6\u6c14\u538b<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x04<\/span><\/p>\n<\/td>\n

\n

\u7c89\u5c18<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x08<\/span><\/p>\n<\/td>\n

\n

\u7a7a\u6c14\u8d28\u91cf<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

0x10<\/span><\/p>\n<\/td>\n

\n

\u566a\u58f0<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\u4ea7\u54c1\u8d2d\u4e70\uff1ahttps:\/\/item.taobao.com\/item.htm?ft=t&id=675637355531<\/a><\/strong><\/span><\/p>\n<\/span>","protected":false},"excerpt":{"rendered":"

\u4ea7\u54c1\u7b80\u4ecb\uff1a X-SSG-A1101-RS485 \u5341\u5408\u4e00\u73af\u5883\u53ca…<\/p>","protected":false},"author":1,"featured_media":24620,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[2089],"tags":[327,1740,267],"class_list":["post-24615","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-shuomingshu","tag-327","tag-1740","tag-267"],"_links":{"self":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/24615","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/comments?post=24615"}],"version-history":[{"count":0,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/24615\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media\/24620"}],"wp:attachment":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media?parent=24615"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/categories?post=24615"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/tags?post=24615"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}