{"id":22580,"date":"2024-08-27T14:55:17","date_gmt":"2024-08-27T06:55:17","guid":{"rendered":"https:\/\/shchimay.com\/?p=22580"},"modified":"2024-08-28T13:45:26","modified_gmt":"2024-08-28T05:45:26","slug":"ph-sensor-rs485","status":"publish","type":"post","link":"https:\/\/shchimay.com\/zh\/ph-sensor-rs485\/","title":{"rendered":"ph \u4f20\u611f\u5668 rs485"},"content":{"rendered":"<h1 id=\"understanding-the-benefits-of-using-rs485-communication-for-ph-sensors-wpaicgheading\">\u4e86\u89e3 pH \u4f20\u611f\u5668\u4f7f\u7528 RS485 \u901a\u4fe1\u7684\u597d\u5904<\/h1>\n<p>\n\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u548c\u8fc7\u7a0b\u63a7\u5236\u9886\u57df\uff0cpH \u4f20\u611f\u5668\u5728\u76d1\u6d4b\u548c\u63a7\u5236\u5404\u79cd\u6db2\u4f53\u7684 pH 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class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>CCT-5300<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\u5e38\u6570<\/td>\n<td>10.00cm-1<\/td>\n<td>1.000cm-1<\/td>\n<td colspan=\"2\">0.100cm-1<\/td>\n<td>0.010cm-1<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u7535\u5bfc\u7387<\/td>\n<td>(500\\\uff5e20,000)<\/td>\n<td>(1.0\\\uff5e2,000)<\/td>\n<td colspan=\"2\">(0.5\\\uff5e200)<\/td>\n<td>(0.05\\\uff5e18.25)<\/td>\n<\/tr>\n<tr>\n<td>\\\u03bcS\/cm<\/td>\n<td>\\\u03bcS\/cm<\/td>\n<td colspan=\"2\">\\\u03bcS\/cm<\/td>\n<td>M\\\u03a9\\\u00b7cm<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u603b\u56fa\u4f53\u6eb6\u89e3\u5ea6<\/td>\n<td>(250\\\uff5e10,000)<\/td>\n<td>(0.5\\\uff5e1,000)<\/td>\n<td colspan=\"2\">(0.25\\\uff5e100)<\/td>\n<td rowspan=\"2\">\\\u2014\\\u2014<\/td>\n<\/tr>\n<tr>\n<td>\u767e\u4e07\u5206\u4e4b\u4e00<\/td>\n<td>\u767e\u4e07\u5206\u4e4b\u4e00<\/td>\n<td colspan=\"2\">\u767e\u4e07\u5206\u4e4b\u4e00<\/td>\n<\/tr>\n<tr>\n<td>\u4e2d\u6e29<\/td>\n<td colspan=\"5\">(0\\\uff5e50)\\\u2103\\\uff08Temp\u3002\u8865\u507f\uff1aNTC10K\\\uff09<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"4\">\u51c6\u786e\u5ea6<\/td>\n<td colspan=\"5\">\u7535\u5bfc\u7387\uff1a1.5%\\\uff08FS\\\uff09<\/td>\n<\/tr>\n<tr>\n<td colspan=\"5\">\u7535\u963b\u7387\uff1a2.0%\\\uff08FS\\\uff09<\/td>\n<\/tr>\n<tr>\n<td colspan=\"5\">TDS\uff1a1.5% \\\uff08FS\\\uff09<\/td>\n<\/tr>\n<tr>\n<td colspan=\"5\">\u6e29\u5ea6\uff1a\\\u00b10.5\\\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u6e29\u5ea6\u8865\u507f<\/td>\n<td colspan=\"5\">(0\\\uff5e50)\\\u2103\\\u00a0\u4ee5 25\\\u2103 \u4e3a\u6807\u51c6<\/td>\n<\/tr>\n<tr>\n<td>\u6a21\u62df\u8f93\u51fa<\/td>\n<td colspan=\"5\">\u5355\u9694\u79bb(4\\\uff5e20)mA\\\uff0cin\u4eea\u5668\/\u53d1\u5c04\u5668\u4f9b\u9009\u62e9<\/td>\n<\/tr>\n<tr>\n<td>\u63a7\u5236\u8f93\u51fa<\/td>\n<td colspan=\"5\">SPDT\u7ee7\u7535\u5668\uff0c\u8d1f\u8f7d\u80fd\u529b\uff1aAC 230V\/50A\uff08\u6700\u5927\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u7535\u6e90<\/td>\n<td colspan=\"3\">CCT-5300E\uff1aDC24V<\/td>\n<td colspan=\"2\">CCT-5320E\uff1aAC 220V\\\u00b115% <\/td>\n<\/tr>\n<tr>\n<td>\u5de5\u4f5c\u73af\u5883<\/td>\n<td colspan=\"5\">\u6e29\u5ea6.\\\u00a0(0\\\uff5e50)\\\u2103\\\uff1b\u76f8\u5bf9\u6e7f\u5ea6\\\u00a0\\\u226485% RH\uff08\u65e0\u51dd\u7ed3\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u5b58\u50a8\u73af\u5883<\/td>\n<td colspan=\"5\">\u6e29\u5ea6\u3002(-20\\\uff5e60)\\\u2103;\u76f8\u5bf9\u6e7f\u5ea6\\\u00a0\\\u226485%RH(\u65e0\u51dd\u7ed3)<\/td>\n<\/tr>\n<tr>\n<td>\u7ef4\u5ea6<\/td>\n<td colspan=\"5\">96mm\\\u00d796mm\\\u00d7105mm (H\\\u00d7W\\\u00d7D)<\/td>\n<\/tr>\n<tr>\n<td>\u5b54\u5f84<\/td>\n<td colspan=\"5\">91mm\\\u00d791mm\uff08\u9ad8\\\u00d7W\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u5b89\u88c5<\/td>\n<td colspan=\"5\">\\\u00a0\u9762\u677f\u5b89\u88c5\uff0c\u5b89\u88c5\u5feb\u6377<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\n<div style=\"width: 640px;\" class=\"wp-video\"><!--[if lt IE 9]><script>document.createElement('video');<\/script><![endif]-->\n<video class=\"wp-video-shortcode\" id=\"video-22580-1\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/FCT-8350.mp4?_=1\" \/><a href=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/FCT-8350.mp4\">http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/FCT-8350.mp4<\/a><\/video><\/div>RS485 \u901a\u4fe1\u7684\u53e6\u4e00\u4e2a\u4f18\u70b9\u662f\u5b83\u80fd\u591f\u5728\u540c\u4e00\u901a\u4fe1\u7ebf\u8def\u4e0a\u652f\u6301\u591a\u4e2a\u4f20\u611f\u5668\u3002\u8fd9\u610f\u5473\u7740\u591a\u4e2a pH \u4f20\u611f\u5668\u53ef\u4ee5\u8fde\u63a5\u5230\u5355\u4e2a RS485 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