{"id":9802,"date":"2024-04-02T13:34:06","date_gmt":"2024-04-02T05:34:06","guid":{"rendered":"https:\/\/shchimay.com\/?p=9802"},"modified":"2024-04-09T15:07:40","modified_gmt":"2024-04-09T07:07:40","slug":"do-ph-meters-really-work","status":"publish","type":"post","link":"https:\/\/shchimay.com\/zh\/do-ph-meters-really-work\/","title":{"rendered":"ph\u8ba1\u771f\u7684\u6709\u7528\u5417"},"content":{"rendered":"<p>\u201c\u51c6\u786e\u7684 pH \u6d4b\u91cf\u53ef\u5e26\u6765\u53ef\u9760\u7684\u7ed3\u679c\u3002\u201d<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_50 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/shchimay.com\/zh\/do-ph-meters-really-work\/#pH_%E8%AE%A1%E8%83%8C%E5%90%8E%E7%9A%84%E7%A7%91%E5%AD%A6%EF%BC%9A%E5%A6%82%E4%BD%95%E6%B5%8B%E9%87%8F%E9%85%B8%E5%BA%A6%E5%92%8C%E7%A2%B1%E5%BA%A6%EF%BC%9F\" title=\"pH \u8ba1\u80cc\u540e\u7684\u79d1\u5b66\uff1a\u5982\u4f55\u6d4b\u91cf\u9178\u5ea6\u548c\u78b1\u5ea6\uff1f\">pH \u8ba1\u80cc\u540e\u7684\u79d1\u5b66\uff1a\u5982\u4f55\u6d4b\u91cf\u9178\u5ea6\u548c\u78b1\u5ea6\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/shchimay.com\/zh\/do-ph-meters-really-work\/#pH%E8%AE%A1%E7%9A%84%E5%AE%9E%E9%99%85%E5%BA%94%E7%94%A8%EF%BC%9A%E8%83%BD%E5%90%A6%E5%87%86%E7%A1%AE%E6%B5%8B%E5%AE%9A%E5%90%84%E7%A7%8D%E7%89%A9%E8%B4%A8%E7%9A%84pH%E5%80%BC%EF%BC%9F\" title=\"pH\u8ba1\u7684\u5b9e\u9645\u5e94\u7528\uff1a\u80fd\u5426\u51c6\u786e\u6d4b\u5b9a\u5404\u79cd\u7269\u8d28\u7684pH\u503c\uff1f\">pH\u8ba1\u7684\u5b9e\u9645\u5e94\u7528\uff1a\u80fd\u5426\u51c6\u786e\u6d4b\u5b9a\u5404\u79cd\u7269\u8d28\u7684pH\u503c\uff1f<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"the-science-behind-ph-meters-how-do-they-measure-acidity-and-alkalinity-wpaicgheading\"><span class=\"ez-toc-section\" id=\"pH_%E8%AE%A1%E8%83%8C%E5%90%8E%E7%9A%84%E7%A7%91%E5%AD%A6%EF%BC%9A%E5%A6%82%E4%BD%95%E6%B5%8B%E9%87%8F%E9%85%B8%E5%BA%A6%E5%92%8C%E7%A2%B1%E5%BA%A6%EF%BC%9F\"><\/span>pH \u8ba1\u80cc\u540e\u7684\u79d1\u5b66\uff1a\u5982\u4f55\u6d4b\u91cf\u9178\u5ea6\u548c\u78b1\u5ea6\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\npH \u8ba1\u901a\u5e38\u7528\u4e8e\u519c\u4e1a\u3001\u98df\u54c1\u548c\u996e\u6599\u751f\u4ea7\u4ee5\u53ca\u6c34\u5904\u7406\u7b49\u5404\u4e2a\u884c\u4e1a\uff0c\u7528\u4e8e\u6d4b\u91cf\u6eb6\u6db2\u7684\u9178\u5ea6\u6216\u78b1\u5ea6\u3002\u4f46\u8fd9\u4e9b\u8bbe\u5907\u5b9e\u9645\u4e0a\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff0c\u5b83\u4eec\u80fd\u591f\u63d0\u4f9b\u51c6\u786e\u7684\u8bfb\u6570\u5417\uff1f<\/p>\n<p>\u8981\u4e86\u89e3 pH \u8ba1\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u9996\u5148\u4e86\u89e3 pH \u503c\u662f\u4ec0\u4e48\u975e\u5e38\u91cd\u8981\u3002 pH \u662f\u6eb6\u6db2\u4e2d\u6c22\u79bb\u5b50\u6d53\u5ea6\u7684\u91cf\u5ea6\uff0c\u7528\u4e8e\u6307\u793a\u6eb6\u6db2\u662f\u9178\u6027\uff08pH \u5c0f\u4e8e 7\uff09\u3001\u4e2d\u6027\uff08pH \u4e3a 7\uff09\u8fd8\u662f\u78b1\u6027\uff08pH \u5927\u4e8e 7\uff09\u3002 pH \u8ba1\u7684\u5de5\u4f5c\u539f\u7406\u662f\u6d4b\u91cf\u53c2\u6bd4\u7535\u6781\u548c\u5bf9\u6c22\u79bb\u5b50\u654f\u611f\u7684\u73bb\u7483\u7535\u6781\u4e4b\u95f4\u7684\u7535\u52bf\u5dee\u3002<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"what is Inductive TDS meter\/conductivity controller (chimay@chimaytech.com)\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/8z8rrZHhUGM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>\u5f53pH\u8ba1\u653e\u5165\u6eb6\u6db2\u4e2d\u65f6\uff0c\u73bb\u7483\u7535\u6781\u4f1a\u4ea7\u751f\u4e0e\u6eb6\u6db2\u4e2d\u6c22\u79bb\u5b50\u6d53\u5ea6\u6210\u6b63\u6bd4\u7684\u7535\u538b\u3002\u7136\u540e\u8be5\u7535\u538b\u901a\u8fc7\u4eea\u8868\u8f6c\u6362\u6210 pH \u503c\uff0c\u5e76\u663e\u793a\u5728\u6570\u5b57\u5c4f\u5e55\u4e0a\u3002 pH\u8ba1\u7684\u7cbe\u5ea6\u53d6\u51b3\u4e8e\u7535\u6781\u7684\u8d28\u91cf\u548c\u8bbe\u5907\u7684\u6821\u51c6\u3002<\/p>\n<p>\u5f71\u54cdpH\u8ba1\u7cbe\u5ea6\u7684\u5173\u952e\u56e0\u7d20\u4e4b\u4e00\u662f\u7535\u6781\u7684\u72b6\u51b5\u3002\u968f\u7740\u65f6\u95f4\u7684\u63a8\u79fb\uff0c\u73bb\u7483\u7535\u6781\u53ef\u80fd\u4f1a\u88ab\u6c61\u67d3\u7269\u8986\u76d6\uff0c\u6216\u8005\u5f62\u6210\u4e00\u5c42\u86cb\u767d\u8d28\u6216\u5176\u4ed6\u7269\u8d28\uff0c\u4ece\u800c\u5f71\u54cd\u5176\u51c6\u786e\u6d4b\u91cf pH \u7684\u80fd\u529b\u3002\u4e3a\u4e86\u786e\u4fdd\u8bfb\u6570\u51c6\u786e\uff0cpH \u8ba1\u5e94\u6839\u636e\u5236\u9020\u5546\u7684\u8bf4\u660e\u5b9a\u671f\u6821\u51c6\u548c\u7ef4\u62a4\u3002<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"pH ORP meter Definition, Principle, &amp; Facts (chimaytech.com)\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/jzMiBbYWFZw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>\n\u53e6\u4e00\u4e2a\u5f71\u54cdpH\u8ba1\u7cbe\u5ea6\u7684\u56e0\u7d20\u662f\u6e29\u5ea6\u3002 pH \u6d4b\u91cf\u53d6\u51b3\u4e8e\u6e29\u5ea6\uff0c\u56e0\u6b64\u4f7f\u7528 pH \u8ba1\u65f6\u8003\u8651\u6e29\u5ea6\u975e\u5e38\u91cd\u8981\u3002\u5927\u591a\u6570 pH \u8ba1\u90fd\u6709\u4e00\u4e2a\u5185\u7f6e\u6e29\u5ea6\u4f20\u611f\u5668\uff0c\u53ef\u4ee5\u81ea\u52a8\u8865\u507f\u6e29\u5ea6\u53d8\u5316\uff0c\u4f46\u5728\u6b63\u786e\u7684\u6e29\u5ea6\u4e0b\u6821\u51c6\u4eea\u8868\u4ee5\u83b7\u5f97\u6700\u51c6\u786e\u7684\u7ed3\u679c\u4ecd\u7136\u5f88\u91cd\u8981\u3002<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>\u4ea7\u54c1\u578b\u53f7<\/td>\n<td colspan=\"2\">MFC-8800<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u901a\u8baf\u7aef\u53e3<\/td>\n<td colspan=\"2\">\u4e0a\u884c\u4ece\u901a\u9053Modbus RTU\u534f\u8baeRS485\u53e3\u4e0eDTU\u3001DCS\u8fde\u63a5<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\">\u4e0b\u884c\u4e3b\u901a\u9053Modbus RTU\u534f\u8baeRS485\u53e3\u4e0e\u6570\u636e\u91c7\u96c6\u7ec8\u7aef\u8fde\u63a5<\/td>\n<\/tr>\n<tr>\n<td>4~20mA\u53canbsp;\u8f93\u51fa<\/td>\n<td colspan=\"2\">1\u8def\u4e24\u7ebf\u5f0f\u4e14\u6700\u5927\u56de\u8def\u7535\u963b400\u03a9<\/td>\n<\/tr>\n<tr>\n<td>4~20mA\u53canbsp;\u8f93\u5165<\/td>\n<td colspan=\"2\">2\u901a\u9053\u901a\u9053\u4e24\u7ebf\u5f0f\uff08\u548cnbsp;\u4e3b\u52a8\u9988\u7535\uff09<\/td>\n<\/tr>\n<tr>\n<td>DI \u548c\u8f93\u5165<\/td>\n<td colspan=\"2\"> \u548c nbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u4ee5\u53canbsp\uff1b\u53canbsp;2\u8def\u5149\u7535\u9694\u79bb\u903b\u8f91\u5f00\u5173<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"4\">DO\u8f93\u51fa<\/td>\n<td>3\u3001\u901a\u9053\u4e2d\u7ee7<\/td>\n<td>1 \u548c SPDT \u548c AC220V\uff1b 3A(MAX)<\/td>\n<\/tr>\n<tr>\n<td>\uff08\u4ec5\u7528\u4e8e\u9a71\u52a8\u4fe1\u53f7\uff09<\/td>\n<td>2\u3001SPST\u3001AC220V\uff1b 3A(MAX)<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">1\u901a\u9053\u5149\u7535\u5f00\u5173\uff1b\u8fd8\u6709nbsp\uff1b<\/td>\n<td>\u6bd4\u4f8b\u8109\u51b2\/\u9891\u7387<\/td>\n<\/tr>\n<tr>\n<td>\u8d1f\u8f7d\u80fd\u529b\uff1a100mA\/DC30V<\/td>\n<\/tr>\n<tr>\n<td>\u6570\u636e\u91c7\u96c6<\/td>\n<td colspan=\"2\">\u6570\u636e\u91c7\u96c6\u91c7\u96c6\uff0c\u5177\u67093\u4e2a\u901a\u9053\u548cDC24V\u4f20\u611f\u5668\u7535\u6e90<\/td>\n<\/tr>\n<tr>\n<td>\u663e\u793a\u6a21\u5f0f<\/td>\n<td colspan=\"2\">3.5\u201d\uff08\u62164\u201d\uff09\u5f69\u8272\u6db2\u6676\u5c4f\u548c\u89e6\u6478\u5c4f<\/td>\n<\/tr>\n<tr>\n<td>\u7535\u6e90<\/td>\n<td colspan=\"2\">\u5bbd\u529f\u7387\u8303\u56f4\uff1a\uff0812-24\uff09V<\/td>\n<\/tr>\n<tr>\n<td>\u6d88\u8017<\/td>\n<td colspan=\"2\">5W<\/td>\n<\/tr>\n<tr>\n<td>\u73af\u5883\u8981\u6c42<\/td>\n<td colspan=\"2\">\u73af\u5883\u6e29\u5ea6\uff1a\uff085~45\uff09\u2103\uff1b\u548c\u76f8\u5bf9\u6e7f\u5ea6\uff1a\u226490%\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u5b54\u5c3a\u5bf8<\/td>\n<td colspan=\"2\">\uff0891\u00d791\uff09mm\u53canbsp;\u5b54\u5c3a\u5bf8\uff1b\u9762\u677f\u5c3a\u5bf8\uff08100*100\uff09mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p><\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"water pipe plastic connector\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/UYAn7sNi9yk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>\u4f7f\u7528 pH \u8ba1\u65f6\uff0c\u9664\u4e86\u6821\u51c6\u548c\u7ef4\u62a4\u4e4b\u5916\uff0c\u6b63\u786e\u7684\u6280\u672f\u4e5f\u5f88\u91cd\u8981\u3002\u6d4b\u91cf\u4e4b\u95f4\u5e94\u4f7f\u7528\u84b8\u998f\u6c34\u51b2\u6d17\u7535\u6781\uff0c\u4ee5\u9632\u6b62\u6c61\u67d3\uff0c\u4eea\u8868\u4e0d\u4f7f\u7528\u65f6\u5e94\u5b58\u653e\u5728\u6e05\u6d01\u3001\u5e72\u71e5\u7684\u5730\u65b9\u3002\u9488\u5bf9\u6240\u6d4b\u91cf\u7684\u6eb6\u6db2\u4f7f\u7528\u6b63\u786e\u7c7b\u578b\u7684\u7535\u6781\u4e5f\u5f88\u91cd\u8981\uff0c\u56e0\u4e3a\u4e0d\u540c\u7684\u7535\u6781\u88ab\u8bbe\u8ba1\u7528\u4e8e\u6d4b\u91cf\u4e0d\u540c\u7c7b\u578b\u7684\u6eb6\u6db2\u3002<\/p>\n<p>\u5c3d\u7ba1\u6709\u8fd9\u4e9b\u9884\u9632\u63aa\u65bd\uff0c\u4f46 pH \u8ba1\u7684\u7cbe\u5ea6\u4ecd\u5b58\u5728\u4e00\u4e9b\u9650\u5236\u3002\u4f8b\u5982\uff0cpH \u8ba1\u53ef\u80fd\u65e0\u6cd5\u51c6\u786e\u6d4b\u91cf\u6781\u4f4e\u6216\u6781\u9ad8 pH \u6eb6\u6db2\u7684 pH \u503c\uff0c\u56e0\u4e3a\u73bb\u7483\u7535\u6781\u53ef\u80fd\u4e0d\u591f\u7075\u654f\uff0c\u65e0\u6cd5\u68c0\u6d4b\u6781\u7aef pH \u6c34\u5e73\u3002\u6b64\u5916\uff0cpH \u8ba1\u53ef\u80fd\u65e0\u6cd5\u51c6\u786e\u6d4b\u91cf\u542b\u6709\u5927\u91cf\u60ac\u6d6e\u56fa\u4f53\u6216\u6cb9\u7684\u6eb6\u6db2\u7684 pH \u503c\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u7269\u8d28\u4f1a\u5e72\u6270\u7535\u6781\u6d4b\u91cf pH \u503c\u7684\u80fd\u529b\u3002<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>\u4ea7\u54c1\u578b\u53f7<\/td>\n<td>DOF-6310 \u548c nbsp;(DOF-6141)<\/td>\n<\/tr>\n<tr>\n<td>\u4ea7\u54c1\u540d\u79f0<\/td>\n<td>\u6eb6\u89e3\u6c27\u6570\u636e\u91c7\u96c6\u7ec8\u7aef<\/td>\n<\/tr>\n<tr>\n<td>\u6d4b\u91cf\u65b9\u6cd5<\/td>\n<td>\u8367\u5149\u6cd5<\/td>\n<\/tr>\n<tr>\n<td>\u6d4b\u91cf\u8303\u56f4<\/td>\n<td>0-20mg\/L<\/td>\n<\/tr>\n<tr>\n<td>\u51c6\u786e\u5ea6<\/td>\n<td>\u00b10.3mg\/L<\/td>\n<\/tr>\n<tr>\n<td>\u5206\u8fa8\u7387\u53canbsp;\u8fd8\u6709nbsp\uff1b<\/td>\n<td>0.01\u6beb\u514b\/\u5347<\/td>\n<\/tr>\n<tr>\n<td>\u54cd\u5e94\u65f6\u95f4<\/td>\n<td>90\u5e74\u4ee3<\/td>\n<\/tr>\n<tr>\n<td>\u91cd\u590d\u6027<\/td>\n<td>5% RS<\/td>\n<\/tr>\n<tr>\n<td>\u6e29\u5ea6\u8865\u507f<\/td>\n<td>0-60.0\u2103 \u7cbe\u5ea6\uff1a\u00b10.5\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u6c14\u538b\u8865\u507f<\/td>\n<td>300-1100hPa<\/td>\n<\/tr>\n<tr>\n<td>\u8010\u538b<\/td>\n<td>0.3Mpa<\/td>\n<\/tr>\n<tr>\n<td>\u901a\u8baf<\/td>\n<td>RS485 MODBUS-RTU\u6807\u51c6\u534f\u8bae<\/td>\n<\/tr>\n<tr>\n<td>\u7535\u6e90<\/td>\n<td>\u76f4\u6d41(9-28)V<\/td>\n<\/tr>\n<tr>\n<td>\u529f\u8017<\/td>\n<td>2W<\/td>\n<\/tr>\n<tr>\n<td>\u64cd\u4f5c\u73af\u5883<\/td>\n<td>\u6e29\u5ea6\uff1a(0-50)\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u5b58\u50a8\u73af\u5883<\/td>\n<td>\u6e29\u5ea6\uff1a(-10-60)\u2103;\u548cnbsp;\u6e7f\u5ea6\uff1a\u226495% RH\uff08\u65e0\u51dd\u7ed3\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u5b89\u88c5<\/td>\n<td>\u6df9\u6ca1<\/td>\n<\/tr>\n<tr>\n<td>\u9632\u62a4\u7b49\u7ea7<\/td>\n<td>IP68<\/td>\n<\/tr>\n<tr>\n<td>\u91cd\u91cf<\/td>\n<td>1.5Kg\uff08\u5e2610m\u7535\u7f06\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\u603b\u4f53\u800c\u8a00\uff0cpH \u8ba1\u53ef\u4ee5\u6210\u4e3a\u5728\u5404\u79cd\u5e94\u7528\u4e2d\u6d4b\u91cf\u9178\u5ea6\u548c\u78b1\u5ea6\u7684\u5b9d\u8d35\u5de5\u5177\u3002\u901a\u8fc7\u4e86\u89e3 pH 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