{"id":15906,"date":"2024-10-19T04:57:49","date_gmt":"2024-10-19T04:57:49","guid":{"rendered":"https:\/\/kcsensor.com\/?p=15906"},"modified":"2026-10-03T06:57:21","modified_gmt":"2026-10-03T06:57:21","slug":"understanding-ph-sensors-how-they-work-and-their","status":"publish","type":"post","link":"https:\/\/www.kcsensor.com\/ja\/understanding-ph-sensors-how-they-work-and-their\/","title":{"rendered":"pH\u30bb\u30f3\u30b5\u30fc\u306e\u52d5\u4f5c\u65b9\u6cd5:\u539f\u5247\u3001\u6821\u6b63&amp;\u8cfc\u5165\u30ac\u30a4\u30c9"},"content":{"rendered":"<p class=\"wp-block-paragraph\">pH\u30bb\u30f3\u30b5\u306f\u3001pH\u611f\u5ea6\u30ac\u30e9\u30b9\u96fb\u6975\u3068\u5b89\u5b9a\u3057\u305f\u53c2\u7167\u96fb\u6975\u9593\u306e\u96fb\u5727\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002 \u305d\u306e\u96fb\u5727\u306f\u7d9a\u304d\u307e\u3059 <strong>Nernst\u306e\u5f0f<\/strong> \u304a\u554f\u3044\u5408\u308f\u305b <strong>25 \u00b0C\u306epH\u5358\u4f4d\u3054\u3068\u306e59.16 mV<\/strong> \u2014 pH \u5024\u306b\u5909\u63db\u3055\u308c\u3001\u7523\u696d\u9001\u4fe1\u6a5f\u306f\u8aad\u307f\u8fbc\u307f\u3092\u305d\u306e\u307e\u307e\u51fa\u529b\u3057\u307e\u3059\u3002 <strong>4\u301c20 mA\u307e\u305f\u306fRS485<\/strong>\u3002\u3053\u306e\u30ac\u30a4\u30c9\u306f\u50cd\u304f\u4e3b\u7fa9\u3001\u96fb\u6975\u306e\u30bf\u30a4\u30d7\u3001Nernst\u306e\u659c\u9762\u3001\u53e3\u5f84\u6e2c\u5b9a\u304a\u3088\u3073\u7523\u696d\u9078\u629e\u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\u6280\u8853\u7684\u306a\u7cbe\u5ea6\u3092\u691c\u8a3c <strong>\u67f4\u7530 \u5b8f<\/strong>, \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30a8\u30f3\u30b8\u30cb\u30a2, KCSensor; KCSensor \u306e\u30c6\u30af\u30cb\u30ab\u30eb\u30c1\u30fc\u30e0\u306b\u3088\u3063\u3066\u516c\u958b.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u5b9f\u969b\u306bpH\u304c\u4f55\u3092\u5bfe\u7b56\u3059\u308b\u306e\u304b<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">pH\u306f\u8868\u73fe\u3057\u307e\u3059 <strong>\u6c34\u7d20\u30a4\u30aa\u30f3(H+)\u306e\u6d3b\u52d5<\/strong> \u5358\u306b\u96c6\u4e2d\u529b\u3067\u306f\u306a\u304f\u3001\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u3002 \u5b9a\u7fa9\u306f\u3001\u8ca0\u306e\u30d9\u30fc\u30b9-10 logarithm \u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong>pH = \u221210 a(H+)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3064\u306epH\u5358\u4f4d\u306e\u5909\u66f4\u306f\u3001logarithmic\u3067\u3042\u308b\u305f\u3081\u3001 <strong>10 \u500d\u306e\u5909\u66f4<\/strong> \u6c34\u7d20\u30a4\u30aa\u30f3\u6d3b\u52d5 \u8eab\u8fd1\u306a0\u301c14\u30b9\u30b1\u30fc\u30eb\u3067\u306f\u3001pH 7\u306f\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u3067\u30017\u4ee5\u4e0b\u306e\u5024\u306f\u9178\u6027\u3067\u3042\u308a\u30017\u3092\u8d85\u3048\u308b\u5024\u306f\u30a2\u30eb\u30ab\u30ea\u6027\u3067\u3059\u3002 \u5b9f\u969b\u306e\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u7279\u306b\u7523\u696d\u304a\u3088\u3073\u5929\u7136\u6c34 - \u6d3b\u6027\u306f\u3001\u6e2c\u5b9a\u3055\u308c\u305f\u4fe1\u53f7\u304c\u65e2\u77e5\u306epH\u306e\u7de9\u885d\u306b\u5bfe\u3057\u3066\u8f03\u6b63\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u7406\u7531\u3067\u3042\u308b\u3001\u751f\u306e\u6fc3\u5ea6\u3068\u7570\u306a\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c34\u3068\u6392\u6c34\u691c\u67fb\u3067\u306f\u3001pH \u5224\u5b9a\u306e\u305f\u3081\u306e\u56fd\u969b\u57fa\u6e96\u6cd5\u306f <strong>ISO\u306e10523:2008\u5e74<\/strong> (<em>\u6c34\u8cea \u2014 pH \u306e\u6c7a\u5b9a<\/em>)\u3001\u7c73\u56fdEPA\u306a\u3069\u306e\u898f\u5236\u5f53\u5c40\u306f\u3001\u540c\u3058\u898f\u6a21\u3067pH\u5236\u9650\u3092\u8a2d\u5b9a\u3057\u307e\u3057\u305f\u3002 \u3057\u305f\u304c\u3063\u3066\u3001pH\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u306e\u5229\u4fbf\u6027\u3060\u3051\u3067\u306a\u304f\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>pH\u30bb\u30f3\u30b5\u30fc\u306e\u4ed5\u7d44\u307f:\u30ac\u30e9\u30b9\u96fb\u6975\u5bfe\u53c2\u8003\u96fb\u6975<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u96fb\u6c17\u5316\u5b66\u5f0fpH\u30bb\u30f3\u30b5\u30fc\u306f\u96fb\u6c60\u306e\u3088\u3046\u306a\u7d30\u80de\u304b\u3089\u6210\u3063\u3066\u3044\u308b\u3053\u3068\u3067\u3059 <strong>2\u3064\u306e\u30cf\u30fc\u30d5\u30bb\u30eb<\/strong>:pH\u306b\u654f\u611f\u306a\u6e2c\u5b9a\u306e\u96fb\u6975\u304a\u3088\u3073\u5b89\u5b9a\u3057\u305f\u53c2\u7167\u306e\u96fb\u6975\u3002 \u305d\u308c\u3089\u306e\u9593\u306e\u6f5c\u5728\u7684\u306a\u9055\u3044\u306f\u3001\u697d\u5668\u304c\u8aad\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img data-dominant-color=\"e3ecf1\" data-has-transparency=\"false\" fetchpriority=\"high\" decoding=\"async\" width=\"1000\" height=\"667\" src=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/pH-sensor-working-principle-structure-diagram.webp\" alt=\"\u30ac\u30e9\u30b9\u819c\u3001Ag\/AgCl\u306e\u53c2\u7167\u306e\u96fb\u6975\u304a\u3088\u3073KCl\u306e\u63a5\u5408\u3092\u793a\u3059\u7d44\u5408\u305bpH\u306e\u96fb\u6975\u306e\u4ea4\u5dee\u30bb\u30af\u30b7\u30e7\u30f3\u56f3\" class=\"wp-image-25225 not-transparent\" style=\"--dominant-color: #e3ecf1; width:800px;height:auto\" srcset=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/pH-sensor-working-principle-structure-diagram.webp 1000w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/pH-sensor-working-principle-structure-diagram-300x200.webp 300w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/pH-sensor-working-principle-structure-diagram-768x512.webp 768w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/pH-sensor-working-principle-structure-diagram-18x12.webp 18w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/pH-sensor-working-principle-structure-diagram-600x400.webp 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30ac\u30e9\u30b9(\u6e2c\u5b9a)\u96fb\u6975<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6e2c\u5b9a\u306e\u96fb\u6975\u306f\u3042\u308a\u307e\u3059 <strong>\u8584\u3044pH\u306b\u654f\u611f\u306a\u30ac\u30e9\u30b9\u819c<\/strong> \u7ba1\u306b\u5bc6\u5c01\u3055\u308c\u308b\u3002 \u6ca1\u5165\u3059\u308b\u3068\u3001\u30ac\u30e9\u30b9\u8868\u9762\u306f\u3001\u6c34\u7d20\u30a4\u30aa\u30f3\u304c\u30ac\u30e9\u30b9\u683c\u5b50\u3068\u4ea4\u63db\u3059\u308b\u6c34\u548c\u5c64\u3092\u5f62\u6210\u3057\u307e\u3059\u3002 \u3053\u306e\u30a4\u30aa\u30f3\u4ea4\u63db\u306f\u3001\u30b5\u30f3\u30d7\u30eb\u306e\u6c34\u7d20\u30a4\u30aa\u30f3\u6d3b\u6027\u306b\u4f9d\u5b58\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b - \u3088\u308a\u591a\u304f\u306eH +\u3001\u3088\u308a\u5927\u304d\u306a\u53ef\u80fd\u6027\u3092\u751f\u6210\u3057\u307e\u3059\u3002 \u6f5c\u5728\u7684\u306apH\u306b\u6bd4\u4f8b\u3057\u3066\u3001Nernst\u306e\u5f0f\u306b\u5f93\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u53c2\u7167\u96fb\u6975<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u53c2\u7167\u96fb\u6975\u306f\u3001 <strong>\u65e2\u77e5\u306e\u5b9a\u306e\u6f5c\u5728\u7684\u306a<\/strong> pH\u306b\u53cd\u5fdc\u3057\u306a\u3044\u3002 \u305d\u308c\u306f\u666e\u901a\u3067\u3059 <strong>Ag\/AgCl\u306e\u7279\u9577<\/strong> \u5869\u5316\u30ab\u30ea\u30a6\u30e0(KCl)\u306e\u8981\u7d20\u306f\u3001\u591a\u5b54\u6027\u306e\u63a5\u5408\u3092\u4ecb\u3057\u3066\u30b5\u30f3\u30d7\u30eb\u306b\u63a5\u7d9a\u3055\u308c\u307e\u3059\u3002 \u305d\u306e\u5b89\u5b9a\u6027\u306f\u5168\u6e2c\u5b9a\u306e\u6b63\u78ba\u3055\u3092\u7f6e\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u96fb\u5727\u304b\u3089pH\u307e\u3067<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30ac\u30e9\u30b9\u96fb\u6975\u306f\u3001\u8a66\u6599\u306e\u6c34\u7d20\u30a4\u30aa\u30f3\u6d3b\u6027\u306b\u6bd4\u4f8b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u53c2\u7167\u96fb\u6975\u306f\u56fa\u5b9a\u306e\u53ef\u80fd\u6027\u306b\u8ca2\u732e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>A <strong>\u9ad8\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u96fb\u5727\u8a08<\/strong> \u30e1\u30fc\u30c8\u30eb\u307e\u305f\u306f\u9001\u4fe1\u6a5f\u3067\u306f\u30012\u3064\u306e\u6f5c\u5728\u7684\u306a\u9055\u3044\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u6a5f\u5668\u306f\u3001Nernst \u5f0f\u3092\u4f7f\u7528\u3057\u3066 pH \u5024\u306b\u96fb\u5727\u3092\u5909\u63db\u3057\u30014-20 mA \/ RS485 \u3068\u3057\u3066\u8868\u793a\u307e\u305f\u306f\u51fa\u529b\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u307b\u3068\u3093\u3069\u306e\u7523\u696d\u30bb\u30f3\u30b5\u30fc\u304a\u3088\u3073\u5b9f\u9a13\u5ba4\u30bb\u30f3\u30b5\u30fc\u306f\u3042\u308a\u307e\u3059 <strong>\u30b3\u30f3\u30d3\u30cd\u30fc\u30b7\u30e7\u30f3\u96fb\u6975<\/strong>: \u6e2c\u5b9a\u304a\u3088\u3073\u53c2\u7167\u306e\u534a\u7d30\u80de\u306f\u5358\u4e00\u306e\u30dc\u30c7\u30a3\u306b\u3001\u53d6\u4ed8\u3051\u304a\u3088\u3073\u7dad\u6301\u3092\u7c21\u7d20\u5316\u3057\u307e\u3059\u9020\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Nernst\u306eEquation\u304a\u3088\u3073\u6e29\u5ea6\u88dc\u511f<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6e2c\u5b9a\u96fb\u6975\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u308b\u96fb\u5727\u306f\u3001 <strong>Nernst\u306e\u5f0f<\/strong>. pH\u306e\u6e2c\u5b9a\u306e\u305f\u3081\u306b\u3001\u5b9f\u7528\u7684\u306a\u5f62\u614b\u306f\u3042\u308a\u307e\u3059:<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong>E = E\u00b0 \u2212(2.303\u30fbR\u30fbT\u30fbF)\u30fbpH<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>E<\/strong> =\u6e2c\u5b9a\u304a\u3088\u3073\u53c2\u7167\u306e\u96fb\u6975(mV)\u9593\u306e\u6e2c\u5b9a\u6f5c\u5728\u7684\u306a<\/li>\n\n\n\n<li><strong>\u30c4\u30a4\u30fc\u30c8<\/strong> = \u7d30\u80de\u306e\u5b9a\u6570(\u53e3\u5f84\u6e2c\u5b9a\u306e\u9593\u306b\u7f6e\u304b\u308c\u308bpH 7\u306e\u6f5c\u5728\u7684\u306a)<\/li>\n\n\n\n<li><strong>R<\/strong> =\u666e\u904d\u7684\u306a\u30ac\u30b9\u4e00\u5b9a\u3001 <strong>T<\/strong> =\u7d76\u5bfe\u6e29\u5ea6(K)\u3001 <strong>F<\/strong> = \u30d5\u30a1\u30e9\u30c7\u30fc\u306e\u5b9a\u6570<\/li>\n\n\n\n<li><strong>2.303 R T\/F<\/strong> =\u7406\u8ad6\u7684 <strong>\u96fb\u6975\u306e\u659c\u9762<\/strong>\u3001pH\u5358\u4f4d\u3054\u3068\u306emV\u3067<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u659c\u9762\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u305f\u3081 <strong>T<\/strong>\u3001\u30b5\u30f3\u30d7\u30eb\u306e\u6e29\u5ea6\u306f\u76f4\u63a51\u3064\u306epH\u306e\u5358\u4f4d\u304c\u4f5c\u308a\u51fa\u3059\u4f55\u306e\u30df\u30ea\u30dc\u30eb\u30c8\u3092\u5909\u3048\u307e\u3059\u3002 \u5171\u901a\u306e\u6e29\u5ea6\u306e\u7406\u8ad6\u7684\u306a\u659c\u9762\u306f\u3042\u308a\u307e\u3059:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6e29\u5ea6\uff08\u00b0C\uff09<\/th><th>\u7406\u8ad6\u7684\u306a\u659c\u9762(pH\u5358\u4f4d\u3054\u3068\u306emV)<\/th><\/tr><\/thead><tbody><tr><td>0<\/td><td>54.2<\/td><\/tr><tr><td>25<\/td><td>59.16<\/td><\/tr><tr><td>50<\/td><td>64.1<\/td><\/tr><tr><td>100<\/td><td>74.0<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">pH\u96fb\u6975\u5bfe\u6e29\u5ea6\u306e\u7406\u8ad6\u7684\u306aNernst\u306e\u659c\u9762(2.303 R T\/F)\u3002<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img data-dominant-color=\"f9f9f9\" data-has-transparency=\"false\" decoding=\"async\" width=\"1000\" height=\"667\" src=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/Nernst-slope-versus-temperature-graph.webp\" alt=\"\u7406\u8ad6\u7684\u306aNernst\u306e\u659c\u9762\u3068pH\u306e\u96fb\u6975\u306e\u305f\u3081\u306e\u6e29\u5ea6\u306e\u30e9\u30a4\u30f3 \u30c1\u30e3\u30fc\u30c8\u30010 \u00b0C\u306e54.2 mV\/pH\u304b\u3089\u306e100 \u00b0C\u306e74.0 mV\/pH\" class=\"wp-image-25223 not-transparent\" style=\"--dominant-color: #f9f9f9; width:800px;height:auto\" srcset=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/Nernst-slope-versus-temperature-graph.webp 1000w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/Nernst-slope-versus-temperature-graph-300x200.webp 300w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/Nernst-slope-versus-temperature-graph-768x512.webp 768w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/Nernst-slope-versus-temperature-graph-18x12.webp 18w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/Nernst-slope-versus-temperature-graph-600x400.webp 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5de5\u696d\u7528pH\u30e1\u30fc\u30bf\u30fc\u306e\u4f7f\u7528\u7406\u7531 <strong>\u81ea\u52d5\u6e29\u5ea6\u88dc\u511f(ATC)<\/strong> Pt100\u3001Pt1000\u3001\u307e\u305f\u306fNTC\u30d7\u30ed\u30fc\u30d6\u3067\u3001\u901f\u5ea6\u304c\u88dc\u6b63\u3055\u308c\u306a\u3044\u9650\u308a\u300125\u00b0C\u3067\u6821\u6b63\u3055\u308c\u305f\u30bb\u30f3\u30b5\u30fc\u304c60 \u00b0C\u30d7\u30ed\u30bb\u30b9\u3067\u8aa4\u3063\u3066\u8aad\u307f\u8fbc\u307e\u308c\u308b\u7406\u7531\u3002 \u533a\u5225\u306b\u6ce8\u610f: ATC\u306f\u6b63\u3057\u3044 <strong>\u96fb\u6975\u306e\u659c\u9762<\/strong> \u6e29\u5ea6\u306e\u305f\u3081;\u305d\u308c\u306f\u30d7\u30ed\u30bb\u30b9\u306e\u5316\u5b66\u306b\u4f9d\u5b58\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u81ea\u4f53\u306e\u5b9f\u969b\u306epH\u5909\u5316\u3092\u4fee\u6b63\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30ac\u30e9\u30b9\u3001ISFET\u3001\u30bd\u30ea\u30c3\u30c9\u30b9\u30c6\u30fc\u30c8pH\u30bb\u30f3\u30b5\u30fc\u306e\u6bd4\u8f03\u3002<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3059\u3079\u3066\u306e3\u4eba\u306e\u5bb6\u65cf\u306f\u540c\u3058\u6e2c\u5b9a\u306e\u539f\u5247\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u304c\u3001pH\u3092\u5f93\u3046\u96fb\u6975\u306e\u6f5c\u5728\u6027\u306f\u3001\u6750\u6599\u3001\u901f\u5ea6\u3001\u904e\u9177\u306a\u6761\u4ef6\u306e\u8a31\u5bb9\u5ea6\u304c\u7570\u306a\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30bf\u30a4\u30d7<\/th><th>\u30bb\u30f3\u30b7\u30f3\u30b0\u539f\u7406<\/th><th>\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af<\/th><th>\u5f37\u307f<\/th><th>\u5236\u9650\u4e8b\u9805<\/th><th>\u5178\u578b\u7684\u306a\u4f7f\u7528<\/th><\/tr><\/thead><tbody><tr><td>\u30ac\u30e9\u30b9\u96fb\u6975(\u7d44\u307f\u5408\u308f\u305b\u542b\u3080)<\/td><td>pH\u306b\u654f\u611f\u306a\u30ac\u30e9\u30b9\u819c+ Ag\/AgCl\u306e\u53c2\u7167<\/td><td>\u30bb\u30ab\u30f3\u30c9<\/td><td>\u6700\u3082\u3088\u3044\u6b63\u78ba\u3055\u304a\u3088\u3073\u9577\u671f\u5b89\u5b9a\u6027;ISO 10523\u306e\u7de9\u885d\u306b\u8ffd\u8de1\u53ef\u80fd<\/td><td>\u58ca\u308c\u76ee;\u6c34\u548c\u304a\u3088\u3073\u898f\u5247\u7684\u306a\u53e3\u5f84\u6e2c\u5b9a\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059;\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u304a\u3088\u3073HF\u306e\u653b\u6483\u306b\u50be\u5411\u304c\u3042\u308b<\/td><td>\u5b9f\u9a13\u5ba4\u304a\u3088\u3073\u4e00\u822c\u7523\u696d\u6c34\/\u5ec3\u6c34<\/td><\/tr><tr><td>ISFET\u30b7\u30ea\u30fc\u30ba<\/td><td>\u30a4\u30aa\u30f3\u611f\u5ea6\u30d5\u30a3\u30fc\u30eb\u30c9\u52b9\u679c\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf(\u30bd\u30ea\u30c3\u30c9\u30b9\u30c6\u30fc\u30c8)<\/td><td>\u975e\u5e38\u306b\u9ad8\u901f<\/td><td>\u5c0f\u3055\u3044\u3001\u967a\u3057\u3044\u3001\u58ca\u308c\u308b\u30ac\u30e9\u30b9\u7121\u3057;\u4f4e\u3044\u30b5\u30f3\u30d7\u30eb\u5bb9\u7a4d<\/td><td>\u8efd\u3044\u304a\u3088\u3073\u96fb\u6c17\u9a12\u97f3\u3078\u306e\u654f\u611f;\u7c97\u3044\u5316\u5b66\u85ac\u54c1\u3078\u306e\u9650\u3089\u308c\u305f\u62b5\u6297<\/td><td>\u98df\u7ce7\u3001\u751f\u7269\u533b\u5b66\u3001\u643a\u5e2f\u7528\u304a\u3088\u3073\u30af\u30a4\u30c3\u30af \u30c1\u30a7\u30c3\u30af\u306e\u5857\u5e03<\/td><\/tr><tr><td>\u30bd\u30ea\u30c3\u30c9\u30b9\u30c6\u30fc\u30c8(\u9178\u5316\u91d1\u5c5e\/\u30a2\u30f3\u30c1\u30e2\u30f3)<\/td><td>\u56fa\u4f53\u91d1\u5c5e\u9178\u5316\u7269\u304b\u30a2\u30f3\u30c1\u30e2\u30f3\u96fb\u6975<\/td><td>\u30e2\u30c7\u30ec\u30fc\u30c8<\/td><td>\u30ac\u30e9\u30b9\u304c\u5931\u6557\u3059\u308b\u7814\u78e8\u5264\u3068HF\u542b\u6709\u5a92\u4f53\u3092\u5b58\u7d9a<\/td><td>\u3088\u308a\u4f4e\u3044\u6b63\u78ba\u3055\u3001\u3088\u308a\u591a\u304f\u306e\u6f02\u6d41\u306f\u3001\u3088\u308a\u591a\u304f\u306e\u983b\u7e41\u306a\u53e3\u5f84\u6e2c\u5b9a\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059<\/td><td>\u5316\u5b66\u85ac\u54c1\u304a\u3088\u3073\u9ad8\u56fa\u4f53\u30d7\u30ed\u30bb\u30b9\u306e\u6d41\u308c\u3092\u5805\u304f\u3057\u3066\u4e0b\u3055\u3044<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">\u4e3b\u8981\u306apH\u30bb\u30f3\u30b5\u30fc\u6280\u8853\u306e\u6bd4\u8f03\u3002<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b9\u30da\u30c3\u30af\u30b7\u30fc\u30c8\u3088\u308a\u30822\u3064\u306e\u5236\u9650\u4e8b\u9805\u304c\u793a\u5506\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u30ac\u30e9\u30b9\u96fb\u6975\u306f\u3001 <strong>\u30a2\u30eb\u30ab\u30ea(\u30ca\u30c8\u30ea\u30a6\u30e0)\u306e\u9593\u9055\u3044<\/strong> \u30a2\u30eb\u30ab\u30ea\u91d1\u5c5e\u30a4\u30aa\u30f3\u304c\u8c4a\u5bcc\u3067\u3001 <strong>\u9178\u306e\u9593\u9055\u3044<\/strong> \u975e\u5e38\u306b\u4f4e\u3044pH;\u4e21\u65b9\u306f\u30ac\u30e9\u30b9\u819c\u81ea\u4f53\u306e\u7279\u6027\u3067\u3059\u3001\u5f93\u3063\u3066\u8aad\u66f8\u306f\u9bae\u3084\u304b\u306b\u76ee\u76db\u308a\u4ed8\u3051\u3089\u308c\u305f\u30bb\u30f3\u30b5\u30fc\u3067\u3001\u305d\u308c\u3089\u306f\u690d\u7269\u304c\u30b9\u30b1\u30fc\u30eb\u306e\u7aef\u3067\u8aad\u66f8\u3092\u4fe1\u983c\u3059\u308b\u3053\u3068\u3092\u6b62\u3081\u308b\u5b9f\u8cea\u306e\u7406\u7531\u3067\u3059\u3002 ISFET\u306f\u3088\u308a\u901f\u304f\u3001\u30ac\u30e9\u30b9\u3092\u58ca\u3055\u306a\u3044\u304c\u3001\u30a4\u30aa\u30f3\u611f\u53d7\u6027\u306e\u5c64\u306f\u8efd\u3044\u304a\u3088\u3073\u96fb\u6c17\u9a12\u97f3\u306b\u654f\u611f\u3067\u3059\u3001\u5f37\u3044\u30a2\u30eb\u30ab\u30ea\u304a\u3088\u3073\u6c34\u6eb6\u6027\u306e\u9178\u306b\u3088\u3063\u3066\u653b\u6483\u3055\u308c\u3001\u6c34\u7d20\u4ee5\u5916\u306e\u30a4\u30aa\u30f3\u306b\u5fdc\u7b54\u3067\u304d\u307e\u3059\u3002 \u30cb\u30b6\u30fc\u6280\u8853\u306f\u3001\u6821\u6b63\u306e\u5fc5\u8981\u6027\u3092\u53d6\u308a\u9664\u304d\u307e\u3059\u3002\u30ad\u30e3\u30ea\u30d6\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u983b\u5ea6\u3068\u3001\u4f53\u304c\u751f\u304d\u6b8b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u30b9\u30c8\u30ea\u30fc\u30e0\u306e\u6df1\u3055\u3060\u3051\u3092\u5909\u66f4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30ad\u30e3\u30ea\u30d6\u30ec\u30fc\u30b7\u30e7\u30f3: 4.00 \/ 6.86 \/ 9.18\u30d0\u30c3\u30d5\u30a1\u4ed8\u304d2\u30dd\u30a4\u30f3\u30c8\u30e1\u30bd\u30c3\u30c9<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b8c\u5168\u306a\u96fb\u6975\u306e\u6f02\u6d41\u3067\u3055\u3048\u3001\u5f93\u3063\u3066pH\u306e\u6e2c\u5b9a\u306f\u53e3\u5f84\u6e2c\u5b9a\u3068\u3057\u3066\u3060\u3051\u3088\u3044\u3067\u3059\u3002 \u307b\u3068\u3093\u3069\u306e\u6c34\u304a\u3088\u3073\u5ec3\u6c34\u306e\u4ed5\u4e8b\u306e\u305f\u3081\u306e\u4f01\u696d\u306e\u6a19\u6e96\u306f\u3042\u308a\u307e\u3059 <strong>2\u70b9\u6821\u6b63<\/strong> \u671f\u5f85\u3055\u308c\u308b\u30d7\u30ed\u30bb\u30b9pH\u3092\u30d6\u30e9\u30b1\u30c3\u30c8\u3067\u7de0\u3081\u3066\u4e0b\u3055\u3044\u3001\u8a3c\u660e\u3055\u308c\u305f\u7de9\u885d\u89e3\u6c7a\u3092\u4f7f\u7528\u3057\u3066\u2013\u4e00\u822c\u306b <strong>pH 4.00, 6.86, 9.18<\/strong> (\u307e\u305f\u306f 7.00 \u304a\u3088\u3073 10.01)<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img data-dominant-color=\"eff4f6\" data-has-transparency=\"false\" decoding=\"async\" width=\"1000\" height=\"500\" src=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/Two-point-calibration-flowchart.webp\" alt=\"6.86 \u304a\u3088\u3073 4.00 \u307e\u305f\u306f 9.18 \u306e\u7de9\u885d\u89e3\u6c7a\u3092\u4f7f\u7528\u3057\u3066 2 \u70b9 pH \u53e3\u5f84\u6e2c\u5b9a\u306e\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4 \u30b9\u30c6\u30c3\u30d7\u306e\u6d41\u308c\" class=\"wp-image-25224 not-transparent\" style=\"--dominant-color: #eff4f6; width:800px;height:auto\" srcset=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/Two-point-calibration-flowchart.webp 1000w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/Two-point-calibration-flowchart-300x150.webp 300w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/Two-point-calibration-flowchart-768x384.webp 768w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/Two-point-calibration-flowchart-18x9.webp 18w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/09\/Two-point-calibration-flowchart-600x300.webp 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8131\u30a4\u30aa\u30f3\u3055\u308c\u305f\u6c34\u3067\u96fb\u6975\u3092\u6d17\u3044\u6d41\u3057\u3001\u4e7e\u304b\u3057\u307e\u3059\u3002\u30ac\u30e9\u30b9\u96fb\u7403\u3092\u62ed\u304f\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li>\u6700\u521d\u306e\u30d0\u30c3\u30d5\u30a1\u306b\u305d\u308c\u3092\u6d78\u3057\u307e\u3059(\u901a\u5e38 <strong>pH 6.86 \/ 7.00\u306e<\/strong>) \u8aad\u307f\u306f\u5b89\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u6700\u521d\u306e\u30d0\u30c3\u30d5\u30a1\u5024\u3092\u5165\u529b\u3057\u3001\u30bc\u30ed\/\u30aa\u30d5\u30bb\u30c3\u30c8\u30dd\u30a4\u30f3\u30c8\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u518d\u3073\u6d17\u3044\u6d41\u3057\u307e\u3059\u3002, \u305d\u306e\u5f8c\u30012\u756a\u76ee\u306e\u30d0\u30c3\u30d5\u30a1\u306b\u6d78\u3057\u307e\u3059 ()<strong>\u65e5 \u6642 \u6642<\/strong> \u9178\u6027\u30b5\u30f3\u30d7\u30eb\u306e\u305f\u3081\u306b\u307e\u305f\u306f <strong>9.18<\/strong> \u30a2\u30eb\u30ab\u30ea\u30b5\u30f3\u30d7\u30eb\u7528<\/li>\n\n\n\n<li>\u30e1\u30fc\u30c8\u30eb\u304c\u96fb\u6975\u3092\u8a08\u7b97\u3059\u308b\u306e\u3067\u30012\u756a\u76ee\u306e\u5024\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044 <strong>\u30b9\u30ed\u30fc\u30d7<\/strong> (pH\u5358\u4f4d\u3054\u3068\u306emV)\u3002<\/li>\n\n\n\n<li>\u52fe\u914d\u304c\u30e1\u30fc\u30ab\u30fc\u306e&#8217;s \u30a6\u30a3\u30f3\u30c9\u30a6\u5185\u306b\u3042\u308b\u5834\u5408\u306b\u306e\u307f\u3001\u30ad\u30e3\u30ea\u30d6\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u53d7\u3051\u5165\u308c\u307e\u3059\u3002\u305d\u3046\u3067\u306a\u3051\u308c\u3070\u3001\u96fb\u6975\u3092\u304d\u308c\u3044\u306b\u3059\u308b\u304b\u3001\u307e\u305f\u306f\u4ea4\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u65e5\u4ed8\u3092\u8a18\u9332\u3057\u3001\u4f7f\u7528\u3059\u308b\u30d0\u30c3\u30d5\u30a1\u3001\u304a\u3088\u3073\u30b9\u30ed\u30fc\u30d7\u3001\u304a\u3088\u3073\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u8981\u6c42\u3059\u308b\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3067\u518d\u8f03\u6b63\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">2\u756a\u76ee\u306e\u30d0\u30c3\u30d5\u30a1\u306e\u9805\u76ee\u3092\u9078\u629e\u3059\u308b:\u5b9f\u969b\u306b\u6e2c\u5b9a\u3059\u308bpH\u306e\u5468\u308a\u306e\u6821\u6b63\u3002 pH 7\u20138\u3067\u50cd\u304f\u6c34\u690d\u7269\u306f\u30016.86\u30689.18\u3092\u4f7f\u7528\u3059\u308b\u3079\u304d\u3067\u3042\u308b\u304c\u3001\u9178\u6027\u30d7\u30ed\u30bb\u30b9\u306f4.00\u30686.86\u3092\u4f7f\u7528\u3059\u308b\u3079\u304d\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u4e00\u822c\u7684\u306a\u6821\u6b63\u30df\u30b9<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d0\u30c3\u30d5\u30a1\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u518d\u5229\u7528 \u2014 \u30cf\u30f3\u30c9\u30aa\u30fc\u30d0\u30fc\u306f\u305d\u308c\u3092\u6c5a\u67d3\u3057\u3001\u3059\u3079\u3066\u306e\u8aad\u307f\u8fbc\u307f\u3092\u30b7\u30d5\u30c8\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d0\u30c3\u30d5\u30a1\u9593\u306e\u3059\u3059\u304e\u3092\u30b9\u30ad\u30c3\u30d7\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>ATC\u306a\u3057\u3067\u30b5\u30f3\u30d7\u30eb\u304b\u3089\u7570\u306a\u308b\u6e29\u5ea6\u3067\u30d0\u30c3\u30d5\u30a1\u3092\u30ad\u30e3\u30ea\u30d6\u30ec\u30fc\u30b7\u30e7\u30f3\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30ac\u30e9\u30b9\u306e\u7403\u6839\u3092\u4e7e\u71e5\u3059\u308b\u304b\u3001\u307e\u305f\u306f\u305d\u308c\u3092\u62ed\u304f\u3088\u3046\u306b\u3057\u3001\u6c34\u548c\u3057\u305f\u5c64\u3092\u50b7\u3064\u3051\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5e45\u5e83\u3044\u6e2c\u5b9a\u7bc4\u56f2\u306e\u5358\u4e00\u30dd\u30a4\u30f3\u30c8\u6821\u6b63\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u7bc4\u56f2\u5916\u306e\u659c\u9762\u3092\u7121\u8996\u3059\u308b - \u4f4e\u3044\u659c\u9762\u306f\u901a\u5e38\u3001\u8449\u72b6\u307e\u305f\u306f\u9ad8\u9f62\u8005\u306e\u96fb\u6975\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u671f\u9650\u5207\u308c\u307e\u305f\u306f\u672a\u8a8d\u8a3c\u30d0\u30c3\u30d5\u30a1\u3092\u4f7f\u7528\u3057\u3066\u3001\u53c2\u7167\u5024\u81ea\u4f53\u304c\u9593\u9055\u3063\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u9069\u7528\u306b\u3088\u308b\u5178\u578b\u7684\u306apH\u306e\u7bc4\u56f2<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u306e\u7bc4\u56f2\u306f\u3001\u30bd\u30fc\u30b9\u5217\u3067\u5f15\u7528\u3055\u308c\u305f\u6a19\u6e96\u306b\u30c8\u30ec\u30fc\u30b9\u53ef\u80fd\u3067\u3059\u3002 \u5316\u5b66\u7269\u8cea\u3001\u533b\u85ac\u54c1\u3001\u8fb2\u696d\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u5358\u4e00\u306e\u516c\u958b\u7bc4\u56f2\u3092\u6301\u305f\u306a\u3044:\u305d\u308c\u3089\u306epH\u30a6\u30a3\u30f3\u30c9\u30a6\u306f\u3001\u7279\u5b9a\u306e\u30d7\u30ed\u30bb\u30b9\u307e\u305f\u306f\u4f5c\u7269\u306b\u3088\u3063\u3066\u56fa\u5b9a\u3055\u308c\u308b\u305f\u3081\u3001\u4e00\u822c\u7684\u306a\u30c6\u30fc\u30d6\u30eb\u3067\u306f\u306a\u304f\u3001\u72ec\u81ea\u306e\u30d7\u30ed\u30bb\u30b9\u4ed5\u69d8\u304b\u3089\u6765\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7533\u3057\u8fbc\u307f<\/th><th>\u5178\u578b\u7684\u306apH\u306e\u7bc4\u56f2<\/th><th>\u30bd\u30fc\u30b9<\/th><\/tr><\/thead><tbody><tr><td>\u98f2\u6599\u6c34\u306e\u6c34<\/td><td>6.5 - 8.5<\/td><td><a href=\"https:\/\/www.epa.gov\/dwstandardsregulations\/secondary-drinking-water-standards-guidance-nuisance-chemicals\" target=\"_blank\" rel=\"noreferrer noopener\">\u7c73\u56fdEPA(\u4e8c\u6b21\u98f2\u6599\u6c34\u898f\u683c)<\/a><\/td><\/tr><tr><td>\u6de1\u6c34\u6c34\u6c34\u6c34\u751f<\/td><td>6.5 \u2013 9.0<\/td><td><a href=\"https:\/\/www.epa.gov\/wqc\/national-recommended-water-quality-criteria-aquatic-life-criteria-table\" target=\"_blank\" rel=\"noreferrer noopener\">\u7c73\u56fdEPA(\u6c34\u7523\u7269\u57fa\u6e96)<\/a><\/td><\/tr><tr><td>\u6d77\u6d0b\/estuarine \u6c34\u751f<\/td><td>6.5 - 8.5<\/td><td>\u7c73\u56fdEPA(\u6c34\u7523\u7269\u57fa\u6e96)<\/td><\/tr><tr><td>\u6392\u6c34\u51e6\u7406<\/td><td>6.0 \u2013 9.0<\/td><td>40 CFR 133.102(\u4e8c\u6b21\u6cbb\u7642)<\/td><\/tr><tr><td>\u98df\u54c1&amp;\u98f2\u6599(\u8a8d\u5b9a\u98df\u54c1)<\/td><td>4.6\u4ee5\u4e0b<\/td><td>21 CFR 114.3(\u5e73\u8861pH)<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u308bpH\u7bc4\u56f2\u306e\u5831\u544a \u5404\u7bc4\u56f2\u306f\u3001\u30bd\u30fc\u30b9\u5217\u306b\u5f15\u7528\u3055\u308c\u3066\u3044\u308b\u6a19\u6e96\u306b\u30c8\u30ec\u30fc\u30b5\u30d6\u30eb\u3067\u3059\u3002\u5316\u5b66\u3001\u533b\u85ac\u54c1\u3001\u8fb2\u696d\u7a93\u306f\u30d7\u30ed\u30bb\u30b9\u307e\u305f\u306f\u30af\u30ed\u30c3\u30d7\u56fa\u6709\u306e\u30d7\u30ed\u30bb\u30b9\u4ed5\u69d8\u3067\u3042\u308a\u3001\u30d7\u30ed\u30bb\u30b9\u4ed5\u69d8\u304b\u3089\u6765\u3066\u3044\u307e\u3059\u3002<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u98f2\u6599\u6c34\u304a\u3088\u3073\u6c34\u751f\u306e\u9650\u754c\u304c\u4e2d\u7acb\u306b\u8fd1\u3044\u306e\u3067\u3001\u00b10.5 pH\u3060\u3051\u306b\u6b63\u78ba\u3067\u3042\u308b\u30bb\u30f3\u30b5\u30fc\u306f\u9806\u5b88\u3092\u793a\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002 \u3053\u308c\u306f\u3001 <strong>\u96fb\u6975\u306e\u6b63\u78ba\u3055\u3001\u8868\u793a\u6c7a\u65ad\u7121\u3057<\/strong>\u3001\u6c7a\u5b9a\u306e\u6307\u5b9a\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u7523\u696d\u9078\u629e\u30ac\u30a4\u30c9:\u6b63\u78ba\u3055\u5bfe\u306e\u6c7a\u65ad\u3001\u51fa\u529b\u304a\u3088\u3073IP\u306e\u8a55\u4fa1<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5de5\u696d\u7528pH\u30bb\u30f3\u30b5\u30fc\u306e\u8cfc\u5165\u306f\u4ed5\u69d8\u6f14\u7fd2\u3067\u3059\u3002 \u4ee5\u4e0b\u306e5\u70b9\u306f\u3001\u6e2c\u5b9a\u304c\u7df4\u7fd2\u306b\u6709\u7528\u304b\u3069\u3046\u304b\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. \u7cbe\u5ea6\u5bfe\u89e3\u50cf\u5ea6 \u2014 \u5f7c\u3089\u306f\u540c\u3058\u3067\u306f\u3042\u308a\u307e\u305b\u3093<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868\u793a\u3059\u308b\u30e1\u30fc\u30c8\u30eb <strong>0.01 pH\u306e\u6c7a\u65ad<\/strong> \u6700\u5f8c\u306e\u6570\u5b57\u3060\u3051\u3092\u8868\u793a\u3057\u3066\u3044\u307e\u3059\u3002 \u00b10.01 pH \u306b\u6b63\u78ba\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002 \u7523\u696d\u7528\u30aa\u30f3\u30e9\u30a4\u30f3\u5206\u6790\u88c5\u7f6e\u306f\u901a\u5e38\u3001 <strong>\u00b10.1 pH\u306e\u6b63\u78ba\u3055<\/strong>. \u79c1\u9054\u81ea\u8eab <strong>KPH300\u30aa\u30f3\u30e9\u30a4\u30f3pH\u5206\u6790\u88c5\u7f6e<\/strong> \u3088\u3044\u53c2\u7167\u3067\u3059: 0\u201314 pH\u306e\u7bc4\u56f2\u3001 <strong>\u2264 \u00b10.1 pH\u306e\u6b63\u78ba\u3055<\/strong>\u3001\u2264 \u00b10.1 pH \u306e\u53cd\u5fa9\u6027\u30010.01 pH \u306e\u6c7a\u65ad\u3001\u2264 10 s \u306e\u5fdc\u7b54\u3001\u2264 \u00b10.1 pH \u306e\u6f02\u6d41\u3001\u30ac\u30e9\u30b9\u96fb\u6975\u3001\u6d78\u6c34\u53ef\u80fd\u306a\u30dc\u30c7\u30a3\u304a\u3088\u3073 0\u201360 \u00b0C \u64cd\u4f5c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. \u51fa\u529b\u4fe1\u53f7:4-20 mA\u304bRS485<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4\uff5e20 mA<\/strong> \u53e4\u5178\u7684\u306a\u30a2\u30ca\u30ed\u30b0 \u30eb\u30fc\u30d7\u3001PLC \u307e\u305f\u306f\u30c1\u30e3\u30fc\u30c8\u306e\u30ec\u30b3\u30fc\u30c0\u30fc\u306b\u30ef\u30a4\u30e4\u30fc\u3067\u7e1b\u308b\u3053\u3068\u5bb9\u6613\u306a\u3067\u3059\u3002 <strong>RS485 (\u30d0\u30b9)<\/strong> \u6570\u5024\u3092\u30c7\u30b8\u30bf\u30eb\u3067\u904b\u3076\u306e\u3067\u3001\u8907\u6570\u306e\u30bb\u30f3\u30b5\u30fc\u306f1\u3064\u306e\u30d0\u30b9\u3092\u5171\u6709\u3067\u304d\u3001\u8aad\u66f8\u306f\u30a2\u30ca\u30ed\u30b0\u306e\u6f02\u6d41\u306b\u82e6\u3057\u307e\u306a\u3044\u3002 \u5236\u5fa1\u30b7\u30b9\u30c6\u30e0\u306b\u5408\u3063\u305f\u51fa\u529b\u3092\u9078\u629e\u3057\u307e\u3059\u3002 KPH300 \u30aa\u30d5\u30a1\u30fc <strong>RS485<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. \u6e29\u5ea6\u88dc\u511f<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5185\u8535\u6e29\u5ea6\u8981\u7d20(Pt100 \/ Pt1000 \/ NTC)\u3092\u6307\u5b9a\u3057\u3001\u89e3\u6790\u8005\u304cKPH300\u3067\u6700\u592760 \u00b0C\u307e\u3067\u306e\u30d5\u30eb\u30d7\u30ed\u30bb\u30b9\u6e29\u5ea6\u7bc4\u56f2\u3067ATC\u3092\u9069\u7528\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4.\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u304a\u3088\u3073\u4fdd\u8b77<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30de\u30c3\u30c1\u3059\u308b <strong>IP\u7b49\u7d1a<\/strong> \u53d6\u4ed8\u3051\u3078\u306e\u30dc\u30c7\u30a3\u6750\u6599: \u6e9d\u304a\u3088\u3073\u958b\u3044\u305f\u30c1\u30e3\u30cd\u30eb\u306e\u305f\u3081\u306e\u6d78\u6c34\u53ef\u80fd\u304a\u3088\u3073\u7a4d\u6975\u7684\u306a\u6d41\u308c\u306e\u305f\u3081\u306e\u5316\u5b66\u7684\u306b\u62b5\u6297\u529b\u304c\u3042\u308b\u30dc\u30c7\u30a3\u3002 \u30bb\u30f3\u30b5\u30fc\u304c\u6c34\u69fd\u3084\u30c1\u30e3\u30f3\u30cd\u30eb\u306e\u6df1\u3055\u306b\u6ca1\u5165\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u30b6\u30fb\u30aa\u30d6\u30fb\u30b6\u30fb <strong>KPH300<\/strong>\u3001\u4f8b\u3048\u3070\u3001\u8a55\u4fa1\u3055\u308c\u308b\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u5834\u5408\u3067\u4f9b\u7d66\u3055\u308c\u307e\u3059 <strong>IP68<\/strong> \u9023\u7d9a\u7684\u306a\u6db2\u6d78\u306e\u305f\u3081\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>5. \u53e3\u5f84\u6e2c\u5b9a\u9593\u9694\u304a\u3088\u3073\u7dad\u6301\u8cbb<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u304a\u554f\u3044\u5408\u308f\u305b <strong>\u6821\u6b63\u9593\u9694<\/strong> (\u53c2\u8003) <strong>6\u30f6\u6708<\/strong> KPH300\u306e\u30af\u30ea\u30fc\u30f3\u306a\u30d7\u30ed\u30bb\u30b9\u306e\u305f\u3081\u306b)\u306f\u5b8c\u5168\u3067\u3059 <strong>2\u70b9\u6821\u6b63<\/strong> \u5468\u671f\u3001\u898f\u5247\u7684\u306a\u9031\u5358\u4f4d\u306e\u7de9\u885d\u70b9\u691c;\u305d\u308c\u306f\u4e88\u60f3\u3055\u308c\u308b\u6f02\u6d41\u306e\u884c\u52d5\u3092\u544a\u3052\u307e\u3059\u3002 \u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u30b9\u30c8\u30ea\u30fc\u30e0\u306f\u3001\u3088\u308a\u77ed\u3044\u30b5\u30a4\u30af\u30eb\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059. \u30d0\u30c3\u30d5\u30a1\u3068\u4ea4\u63db\u96fb\u6975\u306e\u30b3\u30b9\u30c8\u3092\u3001\u8cfc\u5165\u4fa1\u683c\u3060\u3051\u3067\u306a\u304f\u3001\u9078\u629e\u306b\u8981\u56e0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56fa\u5b9a\u53d6\u4ed8\u3051\u3068\u643a\u5e2f\u7528\u78ba\u8a8d\u306e\u305f\u3081\u306b\u3001\u79c1\u9054\u306e\u306e\u3088\u3046\u306a\u624b\u6301\u3061\u578b\u306e\u5358\u4f4d <strong>\u30cf\u30a4\u30c9\u30edpH\u306e\u30e1\u30fc\u30c8\u30eb<\/strong> \u30ab\u30d0\u30fc <strong>0.00\uff5e14.00 pH<\/strong> \uff5e\u3068 <strong>0.01 pH\u306e\u6c7a\u65ad<\/strong> \u305d\u3057\u3066 <strong>\u00b10.1 pH\u306e\u6b63\u78ba\u3055<\/strong> 0\u301c60 \u00b0C\u4ee5\u4e0a\u30011\u301c2\u30dd\u30a4\u30f3\u30c8\u306e\u6821\u6b63\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u8a2d\u7f6e\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6d41\u308c\u304c\u4ee3\u8868\u7684\u3067\u3042\u308b\u30bb\u30f3\u30b5\u30fc\u3092\u53d6\u4ed8\u3051\u3066\u4e0b\u3055\u3044<\/strong> \u2014 \u30c7\u30c3\u30c9\u30be\u30fc\u30f3\u3084\u30a8\u30a2\u30dd\u30b1\u30c3\u30c8\u3092\u907f\u3051\u3001\u4e0d\u5b89\u5b9a\u306a\u8aad\u66f8\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30ac\u30e9\u30b9\u306e\u7403\u6839\u3092\u4fdd\u3063\u3066\u4e0b\u3055\u3044 <strong>\u5e38\u306b\u6e7f\u3063\u305f<\/strong>;\u8131\u30a4\u30aa\u30f3\u3055\u308c\u305f\u6c34\u3067\u6c7a\u3057\u3066KCl\u306e\u8caf\u8535\u306e\u89e3\u6c7a\u3067\u8caf\u3048\u3066\u4e0b\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u30bb\u30f3\u30b5\u30fc\u306e\u6700\u5927\u6d78\u5165\u6df1\u3055\u3068\u6e29\u5ea6\u5236\u9650\u3092\u8abf\u3079\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u96fb\u6975\u3092\u304d\u308c\u3044\u306b\u3059\u308b<\/strong> \u5b9a\u671f\u7684\u306b: \u6d17\u5264\u3001\u9069\u3057\u305f\u6eb6\u5a92\u304c\u4ed8\u3044\u3066\u3044\u308b\u6cb9\u6027\u306e\u30d5\u30a3\u30eb\u30e0\u304c\u4ed8\u3044\u3066\u3044\u308b\u67d4\u3089\u304b\u3044\u6c88\u6bbf\u7269\u304a\u3088\u3073\u5e0c\u91c8\u3055\u308c\u305f\u9178\u306e\u6d17\u6d44\u304c\u4ed8\u3044\u3066\u3044\u308b\u70ad\u9178\u5869\u30b9\u30b1\u30fc\u30eb\u306f\u3001\u305d\u308c\u304b\u3089\u518d\u6c34\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u6d17\u6d44\u5f8c\u306e\u518d\u6821\u6b63<\/strong> \u8aad\u66f8\u304c\u7591\u308f\u308c\u308b\u6642\u306f\u3044\u3064\u3067\u3082\u3002<\/li>\n\n\n\n<li>\u57cb\u8fbc\u5f0f\u96fb\u6975\u306e\u96fb\u89e3\u6db2\u3092\u4e0a\u4e0b\u306b\u4ea4\u63db\u3057\u3001\u6d17\u6d44\u5f8c\u306e\u7bc4\u56f2\u5916\u306b\u659c\u9762\u304c\u6b8b\u3063\u3066\u3044\u308b\u3068\u304d\u306b\u96fb\u6975\u3092\u4ea4\u63db\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30ed\u30b0\u30ad\u30e3\u30ea\u30d6\u30ec\u30fc\u30b7\u30e7\u30f3\u30fb\u30b9\u30ed\u30fc\u30d7\u3068\u30c9\u30ea\u30d5\u30c8\u3067\u3001\u6545\u969c\u3057\u305f\u96fb\u6975\u3092\u30d0\u30c3\u30c1\u306b\u30b3\u30b9\u30c8\u3092\u304b\u3051\u308b\u524d\u306b\u63a2\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u3088\u304f\u3042\u308b\u8cea\u554f<\/strong><\/h2>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-b7d9c19b wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0;padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\"><div class=\"wp-block-safe-svg-svg-icon safe-svg-cover\" style=\"text-align: left;\">\n\t\t\t\t<div class=\"safe-svg-inside safe-svg-inline\" style=\"width: 32px; height: 32px; background-color: var(--wp--preset--color--); color: var(--wp--preset--color--); padding-top: ; padding-right: ; padding-bottom: ; padding-left: ; margin-top: ; margin-right: ; margin-bottom: ; margin-left: ;\"><?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?> <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" class=\"icon\" viewbox=\"0 0 1024 1024\" version=\"1.1\" width=\"32\" height=\"32\"><path d=\"M358.70592 758.7456c-33.01888-30.9504-54.48448-68.19072-64.29056-111.7952-11.46752-50.99264-3.54176-99.89632 18.03264-146.9696 17.74592-38.71744 42.84416-72.6208 69.29024-105.6384 28.12416-35.1104 57.45792-69.28384 82.5088-106.77248 15.18592-22.7264 29.34016-46.01984 39.91552-71.3216 0.4928-1.1776 1.05856-2.33216 1.68064-3.44704 1.70624-3.05152 4.27008-4.57856 7.83872-4.57472 3.72224 0.00384 6.03648 1.98784 7.38048 5.14048 24.1536 56.64384 61.8368 104.25728 100.50816 151.27936 27.07712 32.92416 54.592 65.536 76.032 102.6944 17.06496 29.57568 30.71488 60.416 36.49408 94.25536 10.65856 62.4064-3.3728 119.11936-41.35808 169.50016-37.87136 50.22848-89.12384 79.04768-151.0592 86.68288-69.376 8.55424-130.6048-11.64928-182.97344-59.0336m234.77248-308.38784c-4.71168-6.65984-10.2016-12.57728-16.7936-17.41824-27.78368-20.40832-58.83648-24.52736-91.15392-15.51872-30.048 8.37376-52.27264 26.62144-60.46464 58.32832-3.8144 14.76096 11.6224 29.66528 26.5024 26.29632 10.26304-2.32448 15.936-9.09952 19.61472-18.3296 5.1968-13.0496 14.19776-22.25408 27.95136-25.984 7.39456-2.00576 14.9824-1.72672 22.71232-1.472 20.41088 0.672 41.17248 19.92576 34.42432 48.6016-2.8928 12.2944-11.34976 20.73344-19.96032 29.07392-9.1776 8.8896-19.29088 16.81408-27.35744 26.84928-10.16704 12.65024-16.73984 26.74816-16.91904 43.2064-0.1408 13.03552 7.54816 21.3248 20.28928 22.65344 12.3136 1.28256 20.4096-4.6528 22.51136-18.00192 2.26432-14.37952 9.792-25.08672 20.4608-34.2912 8.55168-7.37664 16.9856-14.91968 25.09824-22.77376 29.64992-28.70272 34.8224-67.61216 13.08416-101.21984M546.4448 689.152c3.58912-15.9744-8.8192-34.05568-25.41568-37.0368-18.91072-3.39584-37.376 9.43616-39.45856 27.424-1.87008 16.13824 10.0352 32.6208 25.66784 35.53536 17.69728 3.29984 34.2528-7.27168 39.2064-25.92256z\" fill=\"#d81e06\"><\/path><\/svg> <\/div>\n\t\t\t<\/div>\n\n\n<p class=\"wp-block-paragraph\">pH\u30bb\u30f3\u30b5\u30fc\u306f\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3057\u307e\u3059\u304b?<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-b7d9c19b wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0;padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\"><div class=\"wp-block-safe-svg-svg-icon safe-svg-cover\" style=\"text-align: left;\">\n\t\t\t\t<div class=\"safe-svg-inside safe-svg-inline\" style=\"width: 32px; height: 32px; background-color: var(--wp--preset--color--); color: var(--wp--preset--color--); padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; margin-top: 0; margin-right: 0; margin-bottom: 0; margin-left: 0;\"><?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?> <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" class=\"icon\" viewbox=\"0 0 1024 1024\" version=\"1.1\" width=\"32\" height=\"32\"><path d=\"M501.0496 225.9008c1.9776-4.30848 3.3792-8.41984 5.65248-11.9744 3.82464-5.98656 11.03232-5.89184 13.73056 0.51968 27.92704 66.35136 74.78016 119.73888 119.27424 174.7456 25.23776 31.20128 49.71008 62.8992 68.15104 98.80448 17.57952 34.2272 28.4416 70.3424 29.28128 108.89088 0.8832 40.52608-9.22368 78.46144-30.06976 113.39008-32.99328 55.27936-80.94464 90.8096-143.59424 104.55296-76.60288 16.80256-145.1776-1.41696-203.41376-54.08384-39.3472-35.584-62.4128-80.41984-68.70272-133.44512-6.31808-53.26336 6.912-102.2336 32.6464-148.46336 21.2736-38.2208 48.8768-71.87584 76.31104-105.62432 32.3008-39.73248 64.4672-79.53536 89.2032-124.6592 3.9936-7.28576 7.57376-14.79808 11.53024-22.65344m-36.41216 378.90304c-15.41376-15.35232-30.78784-30.7456-46.26176-46.03648-6.16832-6.09536-10.1184-6.1056-16.38016-0.01024a1031.35872 1031.35872 0 0 0-22.57792 22.6496c-6.88768 7.13344-6.80448 9.34144 0.13696 16.43136 16.2624 16.6144 32.58112 33.17248 48.8448 49.78432 13.8752 14.17216 27.62752 28.46336 41.58464 42.55104 6.6816 6.7456 11.33696 6.4768 17.856-0.44032 1.16992-1.2416 2.26432-2.55232 3.38816-3.83616 40.47488-46.19008 80.93952-92.3904 121.43104-138.5664 12.512-14.26944 25.09056-28.48 37.664-42.69568 3.30496-3.7376 5.07136-7.7952 1.09696-11.89504-8.45696-8.72704-17.0624-17.3184-25.85088-25.71008-3.54688-3.38688-7.74016-3.2768-11.52256 0.06784-2.0736 1.83296-4.1024 3.73504-5.9776 5.7664-16.48256 17.85728-32.98944 35.69536-49.36704 53.64864-23.70688 25.98528-47.32544 52.0512-70.9568 78.1056-13.6 14.99648-9.64224 12.96512-23.10784 0.1856z\" fill=\"#21a529\"><\/path><\/svg> <\/div>\n\t\t\t<\/div>\n\n\n<p class=\"wp-block-paragraph\">pH\u30bb\u30f3\u30b5\u30fc\u306f\u3001\u30ac\u30e9\u30b9\u6e2c\u5b9a\u96fb\u6975\u3068\u5b89\u5b9a\u3057\u305f\u53c2\u7167\u96fb\u6975\u306e\u6f5c\u5728\u7684\u306a\u9055\u3044\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002 \u305d\u306e\u96fb\u5727\u306f\u3001Nernst\u306e\u5f0f\u306b\u5f93\u3044\u307e\u3059 - \u304a\u3088\u305d25 \u00b0C\u3067pH\u5358\u4f4d\u3042\u305f\u308a59.16 mV - \u30e1\u30fc\u30c8\u30eb\u306fpH\u5024\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-b7d9c19b wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0;padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\"><div class=\"wp-block-safe-svg-svg-icon safe-svg-cover\" style=\"text-align: left;\">\n\t\t\t\t<div class=\"safe-svg-inside safe-svg-inline\" style=\"width: 32px; height: 32px; background-color: var(--wp--preset--color--); color: var(--wp--preset--color--); padding-top: ; padding-right: ; padding-bottom: ; padding-left: ; margin-top: ; margin-right: ; margin-bottom: ; margin-left: ;\"><?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?> <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" class=\"icon\" viewbox=\"0 0 1024 1024\" version=\"1.1\" width=\"32\" height=\"32\"><path d=\"M358.70592 758.7456c-33.01888-30.9504-54.48448-68.19072-64.29056-111.7952-11.46752-50.99264-3.54176-99.89632 18.03264-146.9696 17.74592-38.71744 42.84416-72.6208 69.29024-105.6384 28.12416-35.1104 57.45792-69.28384 82.5088-106.77248 15.18592-22.7264 29.34016-46.01984 39.91552-71.3216 0.4928-1.1776 1.05856-2.33216 1.68064-3.44704 1.70624-3.05152 4.27008-4.57856 7.83872-4.57472 3.72224 0.00384 6.03648 1.98784 7.38048 5.14048 24.1536 56.64384 61.8368 104.25728 100.50816 151.27936 27.07712 32.92416 54.592 65.536 76.032 102.6944 17.06496 29.57568 30.71488 60.416 36.49408 94.25536 10.65856 62.4064-3.3728 119.11936-41.35808 169.50016-37.87136 50.22848-89.12384 79.04768-151.0592 86.68288-69.376 8.55424-130.6048-11.64928-182.97344-59.0336m234.77248-308.38784c-4.71168-6.65984-10.2016-12.57728-16.7936-17.41824-27.78368-20.40832-58.83648-24.52736-91.15392-15.51872-30.048 8.37376-52.27264 26.62144-60.46464 58.32832-3.8144 14.76096 11.6224 29.66528 26.5024 26.29632 10.26304-2.32448 15.936-9.09952 19.61472-18.3296 5.1968-13.0496 14.19776-22.25408 27.95136-25.984 7.39456-2.00576 14.9824-1.72672 22.71232-1.472 20.41088 0.672 41.17248 19.92576 34.42432 48.6016-2.8928 12.2944-11.34976 20.73344-19.96032 29.07392-9.1776 8.8896-19.29088 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378.90304c-15.41376-15.35232-30.78784-30.7456-46.26176-46.03648-6.16832-6.09536-10.1184-6.1056-16.38016-0.01024a1031.35872 1031.35872 0 0 0-22.57792 22.6496c-6.88768 7.13344-6.80448 9.34144 0.13696 16.43136 16.2624 16.6144 32.58112 33.17248 48.8448 49.78432 13.8752 14.17216 27.62752 28.46336 41.58464 42.55104 6.6816 6.7456 11.33696 6.4768 17.856-0.44032 1.16992-1.2416 2.26432-2.55232 3.38816-3.83616 40.47488-46.19008 80.93952-92.3904 121.43104-138.5664 12.512-14.26944 25.09056-28.48 37.664-42.69568 3.30496-3.7376 5.07136-7.7952 1.09696-11.89504-8.45696-8.72704-17.0624-17.3184-25.85088-25.71008-3.54688-3.38688-7.74016-3.2768-11.52256 0.06784-2.0736 1.83296-4.1024 3.73504-5.9776 5.7664-16.48256 17.85728-32.98944 35.69536-49.36704 53.64864-23.70688 25.98528-47.32544 52.0512-70.9568 78.1056-13.6 14.99648-9.64224 12.96512-23.10784 0.1856z\" fill=\"#21a529\"><\/path><\/svg> <\/div>\n\t\t\t<\/div>\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u50cf\u5ea6\u306f\u3001\u6700\u3082\u5c0f\u3055\u3044\u8868\u793a\u3055\u308c\u305f\u30b9\u30c6\u30c3\u30d7(\u4f8b\u3048\u3070\u30010.01 pH)\u3067\u3059\u3002 \u7cbe\u5ea6\u306f\u3001\u8aad\u307f\u304c\u771f\u306e\u5024\u306b\u3069\u308c\u3060\u3051\u8fd1\u3044\u304b\u3067\u3059(\u7523\u696d\u30aa\u30f3\u30e9\u30a4\u30f3\u5206\u6790\u88c5\u7f6e\u306f\u901a\u5e38\u3001\u00b10.1 pH)\u3002 0.01 pH\u8868\u793a\u306f\u30bb\u30f3\u30b5\u30fc\u304c\u00b10.01 pH\u306b\u6b63\u78ba\u3067\u3042\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-b7d9c19b wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0;padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\"><div class=\"wp-block-safe-svg-svg-icon safe-svg-cover\" style=\"text-align: left;\">\n\t\t\t\t<div class=\"safe-svg-inside safe-svg-inline\" style=\"width: 32px; height: 32px; background-color: var(--wp--preset--color--); color: var(--wp--preset--color--); padding-top: ; padding-right: ; padding-bottom: ; padding-left: ; margin-top: ; margin-right: ; margin-bottom: ; margin-left: ;\"><?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?> <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" class=\"icon\" viewbox=\"0 0 1024 1024\" version=\"1.1\" width=\"32\" height=\"32\"><path d=\"M358.70592 758.7456c-33.01888-30.9504-54.48448-68.19072-64.29056-111.7952-11.46752-50.99264-3.54176-99.89632 18.03264-146.9696 17.74592-38.71744 42.84416-72.6208 69.29024-105.6384 28.12416-35.1104 57.45792-69.28384 82.5088-106.77248 15.18592-22.7264 29.34016-46.01984 39.91552-71.3216 0.4928-1.1776 1.05856-2.33216 1.68064-3.44704 1.70624-3.05152 4.27008-4.57856 7.83872-4.57472 3.72224 0.00384 6.03648 1.98784 7.38048 5.14048 24.1536 56.64384 61.8368 104.25728 100.50816 151.27936 27.07712 32.92416 54.592 65.536 76.032 102.6944 17.06496 29.57568 30.71488 60.416 36.49408 94.25536 10.65856 62.4064-3.3728 119.11936-41.35808 169.50016-37.87136 50.22848-89.12384 79.04768-151.0592 86.68288-69.376 8.55424-130.6048-11.64928-182.97344-59.0336m234.77248-308.38784c-4.71168-6.65984-10.2016-12.57728-16.7936-17.41824-27.78368-20.40832-58.83648-24.52736-91.15392-15.51872-30.048 8.37376-52.27264 26.62144-60.46464 58.32832-3.8144 14.76096 11.6224 29.66528 26.5024 26.29632 10.26304-2.32448 15.936-9.09952 19.61472-18.3296 5.1968-13.0496 14.19776-22.25408 27.95136-25.984 7.39456-2.00576 14.9824-1.72672 22.71232-1.472 20.41088 0.672 41.17248 19.92576 34.42432 48.6016-2.8928 12.2944-11.34976 20.73344-19.96032 29.07392-9.1776 8.8896-19.29088 16.81408-27.35744 26.84928-10.16704 12.65024-16.73984 26.74816-16.91904 43.2064-0.1408 13.03552 7.54816 21.3248 20.28928 22.65344 12.3136 1.28256 20.4096-4.6528 22.51136-18.00192 2.26432-14.37952 9.792-25.08672 20.4608-34.2912 8.55168-7.37664 16.9856-14.91968 25.09824-22.77376 29.64992-28.70272 34.8224-67.61216 13.08416-101.21984M546.4448 689.152c3.58912-15.9744-8.8192-34.05568-25.41568-37.0368-18.91072-3.39584-37.376 9.43616-39.45856 27.424-1.87008 16.13824 10.0352 32.6208 25.66784 35.53536 17.69728 3.29984 34.2528-7.27168 39.2064-25.92256z\" fill=\"#d81e06\"><\/path><\/svg> <\/div>\n\t\t\t<\/div>\n\n\n<p class=\"wp-block-paragraph\">pH\u6e2c\u5b9a\u306b\u5fc5\u8981\u306a\u6e29\u5ea6\u88dc\u511f\u306f\u306a\u305c\u3067\u3059\u304b?<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-b7d9c19b wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0;padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\"><div class=\"wp-block-safe-svg-svg-icon safe-svg-cover\" style=\"text-align: left;\">\n\t\t\t\t<div class=\"safe-svg-inside safe-svg-inline\" style=\"width: 32px; height: 32px; background-color: var(--wp--preset--color--); color: var(--wp--preset--color--); padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; margin-top: 0; margin-right: 0; margin-bottom: 0; margin-left: 0;\"><?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?> <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" class=\"icon\" viewbox=\"0 0 1024 1024\" version=\"1.1\" width=\"32\" height=\"32\"><path d=\"M501.0496 225.9008c1.9776-4.30848 3.3792-8.41984 5.65248-11.9744 3.82464-5.98656 11.03232-5.89184 13.73056 0.51968 27.92704 66.35136 74.78016 119.73888 119.27424 174.7456 25.23776 31.20128 49.71008 62.8992 68.15104 98.80448 17.57952 34.2272 28.4416 70.3424 29.28128 108.89088 0.8832 40.52608-9.22368 78.46144-30.06976 113.39008-32.99328 55.27936-80.94464 90.8096-143.59424 104.55296-76.60288 16.80256-145.1776-1.41696-203.41376-54.08384-39.3472-35.584-62.4128-80.41984-68.70272-133.44512-6.31808-53.26336 6.912-102.2336 32.6464-148.46336 21.2736-38.2208 48.8768-71.87584 76.31104-105.62432 32.3008-39.73248 64.4672-79.53536 89.2032-124.6592 3.9936-7.28576 7.57376-14.79808 11.53024-22.65344m-36.41216 378.90304c-15.41376-15.35232-30.78784-30.7456-46.26176-46.03648-6.16832-6.09536-10.1184-6.1056-16.38016-0.01024a1031.35872 1031.35872 0 0 0-22.57792 22.6496c-6.88768 7.13344-6.80448 9.34144 0.13696 16.43136 16.2624 16.6144 32.58112 33.17248 48.8448 49.78432 13.8752 14.17216 27.62752 28.46336 41.58464 42.55104 6.6816 6.7456 11.33696 6.4768 17.856-0.44032 1.16992-1.2416 2.26432-2.55232 3.38816-3.83616 40.47488-46.19008 80.93952-92.3904 121.43104-138.5664 12.512-14.26944 25.09056-28.48 37.664-42.69568 3.30496-3.7376 5.07136-7.7952 1.09696-11.89504-8.45696-8.72704-17.0624-17.3184-25.85088-25.71008-3.54688-3.38688-7.74016-3.2768-11.52256 0.06784-2.0736 1.83296-4.1024 3.73504-5.9776 5.7664-16.48256 17.85728-32.98944 35.69536-49.36704 53.64864-23.70688 25.98528-47.32544 52.0512-70.9568 78.1056-13.6 14.99648-9.64224 12.96512-23.10784 0.1856z\" fill=\"#21a529\"><\/path><\/svg> <\/div>\n\t\t\t<\/div>\n\n\n<p class=\"wp-block-paragraph\">Nernst \u306e\u659c\u9762\u306f\u6e29\u5ea6\u306b\u4f9d\u5b58\u3057\u307e\u3059 \u2014 \u7d04 54.2 mV\/pH \u306b 0 \u00b0C \u3068 74.0 mV\/pH \u306b 100 \u00b0C. \u81ea\u52d5\u6e29\u5ea6\u88dc\u511f\u306f\u8a66\u6599\u6e29\u5ea6\u306e\u96fb\u6975\u306e\u659c\u9762\u3092\u88dc\u6b63\u3057\u307e\u3059\u306e\u3067\u3001\u8a08\u7b97\u3055\u308c\u305f pH \u306f\u6b63\u3057\u3044\u307e\u307e\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30d7\u30ed\u30bb\u30b9\u306b\u9069\u3057\u305fpH\u30bb\u30f3\u30b5\u30fc\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u98f2\u6599\u6c34\u3001\u98df\u7ce7\u304a\u3088\u3073\u98f2\u6599\u30e9\u30a4\u30f3\u3001\u307e\u305f\u306f\u5ec3\u6c34\u6392\u51fa\u3092\u76e3\u8996\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u306f\u3001\u30bb\u30f3\u30b5\u30fc\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5408\u308f\u305b\u308b\u3053\u3068\u306f\u3001\u6e2c\u5b9a\u306e\u4fe1\u983c\u6027\u3092\u9ad8\u3081\u308b\u3082\u306e\u3067\u3059\u3002 \u30d6\u30e9\u30a6\u30b6 <a href=\"\/ja\/product-category\/water-quality-sensor\/ph-sensor\/\" rel=\"noreferrer noopener\">pH\u30bb\u30f3\u30b5\u30fc\u306e\u7bc4\u56f2<\/a> \u5de5\u696d\u7528\u304a\u3088\u3073\u5b9f\u9a13\u5ba4\u30e2\u30c7\u30eb\u306b\u3064\u3044\u3066\u306f\u3001pH\u5236\u5fa1\u306e\u52d5\u4f5c\u65b9\u6cd5\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <a href=\"\/ja\/food-beverage\/\" rel=\"noreferrer noopener\">\u98df\u54c1\u30fb\u98f2\u6599\u306e\u751f\u7523<\/a> \u304a\u554f\u3044\u5408\u308f\u305b <a href=\"\/ja\/waste-water\/\" rel=\"noreferrer noopener\">\u6392\u6c34\u51e6\u7406<\/a>\u3001\u307e\u305f\u306f\u4ef2\u9593\u306e\u8a18\u4e8b\u3092\u8aad\u3093\u3067\u304f\u3060\u3055\u3044\u3002 <a href=\"\/ja\/how-ph-sensor-works-in-all-works\/\" rel=\"noreferrer noopener\">pH\u30bb\u30f3\u30b5\u30fc\u304c\u3042\u3089\u3086\u308b\u74b0\u5883\u3067\u52d5\u4f5c\u3059\u308b\u65b9\u6cd5<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30bd\u30fc\u30b9<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.iso.org\/standard\/51994.html\" target=\"_blank\" rel=\"noopener\">ISO 10523:2008 - pH\u306e\u6c34\u8cea - \u6c7a\u5b9a<\/a>\u3001\u6a19\u6e96\u5316\u306e\u305f\u3081\u306e\u56fd\u969b\u6a5f\u95a2\u3002<\/li>\n\n\n\n<li><a href=\"https:\/\/www.epa.gov\/dwstandardsregulations\/secondary-drinking-water-standards-guidance-nuisance-chemicals\" target=\"_blank\" rel=\"noopener\">\u4e8c\u6b21\u98f2\u6599\u6c34\u898f\u683c:\u30cb\u30e5\u30a2\u30f3\u30b9\u5316\u5b66\u54c1\u306e\u3054\u6848\u5185<\/a>\u7c73\u56fdEPA<\/li>\n\n\n\n<li><a href=\"https:\/\/www.epa.gov\/wqc\/national-recommended-water-quality-criteria-aquatic-life-criteria-table\" target=\"_blank\" rel=\"noopener\">\u56fd\u6c11\u306e\u63a8\u85a6\u3055\u308c\u305f\u6c34\u8cea\u57fa\u6e96:\u6c34\u751f\u306e\u751f\u547d\u57fa\u6e96\u306e\u30c6\u30fc\u30d6\u30eb<\/a>\u7c73\u56fdEPA<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>A pH sensor measures the voltage between a pH-sensitive glass electrode and a stable reference electrode. That voltage follows the Nernst equation \u2014 about 59.16 mV per pH unit at 25 \u00b0C \u2014 and is converted into a pH value; industrial transmitters then output the reading as 4\u201320 mA or RS485. This guide covers the [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":25225,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[202],"tags":[228],"class_list":["post-15906","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ph-sensor","tag-ph-sensors"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.kcsensor.com\/ja\/wp-json\/wp\/v2\/posts\/15906","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kcsensor.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kcsensor.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kcsensor.com\/ja\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kcsensor.com\/ja\/wp-json\/wp\/v2\/comments?post=15906"}],"version-history":[{"count":0,"href":"https:\/\/www.kcsensor.com\/ja\/wp-json\/wp\/v2\/posts\/15906\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kcsensor.com\/ja\/wp-json\/wp\/v2\/media\/25225"}],"wp:attachment":[{"href":"https:\/\/www.kcsensor.com\/ja\/wp-json\/wp\/v2\/media?parent=15906"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kcsensor.com\/ja\/wp-json\/wp\/v2\/categories?post=15906"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kcsensor.com\/ja\/wp-json\/wp\/v2\/tags?post=15906"}],"curies":[{"name":"\u30b9\u30bf\u30c3\u30d5","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}