{"id":13434,"date":"2019-07-20T16:10:23","date_gmt":"2019-07-20T14:10:23","guid":{"rendered":"https:\/\/sysmatec.ch\/2019\/07\/20\/enregistrement-du-ph-sur-un-site-de-production\/"},"modified":"2020-05-10T09:44:13","modified_gmt":"2020-05-10T07:44:13","slug":"ph-logging-on-a-production-site","status":"publish","type":"post","link":"https:\/\/sysmatec.ch\/en\/ph-logging-on-a-production-site\/","title":{"rendered":"pH logging on a production site"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">The device described here can store pH and temperature values during more as one month. An operator has to come on the site to download the data on a computer. The device is composed with a pH meter and a datalogger.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The pH meter <a href=\"https:\/\/sysmatec.ch\/en\/ph-and-redox-potential-measurement\/\">Heito P310<\/a> measures the pH and the temperature. It has two 0-20 mA outputs for the temperature and the pH for connection of the datalogger.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">We have used here the <a href=\"https:\/\/sysmatec.ch\/en\/universal-data-logger\/\">Gigalog<\/a> datalogger. It has a 16 bits resolution A\/D converter. The data are stored on a flash memory card, wich has a capacity of more millions of values. The data can be transfered diectly by inserting the card on card reader (text file) or over a RS232 interface (figure 1). All the components are fixed in a IP65 box.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">We use the software Gigaterm to read the data over the RS232 interface or directly on the card. They can then be displayed as curves in fonction of time (figure 2).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/sysmatec.ch\/Images\/Example5_1e.gif\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/sysmatec.ch\/Images\/Example5_2f.gif\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Figure 2: Example of curves<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The device described here can store pH and temperature values during more as one month. An operator has to come on the site to download the data on a computer. The device is composed with a pH meter and a datalogger. The pH meter Heito P310 measures the pH and the temperature. It has two [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","footnotes":""},"categories":[390],"tags":[],"class_list":["post-13434","post","type-post","status-publish","format-standard","hentry","category-nouvelle-en"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>pH logging on a production site - Sysmatec<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sysmatec.ch\/en\/ph-logging-on-a-production-site\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"pH logging on a production site - Sysmatec\" \/>\n<meta property=\"og:description\" content=\"The device described here can store pH and temperature values during more as one month. An operator has to come on the site to download the data on a computer. The device is composed with a pH meter and a datalogger. The pH meter Heito P310 measures the pH and the temperature. It has two [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/sysmatec.ch\/en\/ph-logging-on-a-production-site\/\" \/>\n<meta property=\"og:site_name\" content=\"Sysmatec\" \/>\n<meta property=\"article:published_time\" content=\"2019-07-20T14:10:23+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2020-05-10T07:44:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/sysmatec.ch\/Images\/Example5_1e.gif\" \/>\n<meta name=\"author\" content=\"Patrick Yax\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Patrick Yax\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/sysmatec.ch\\\/en\\\/ph-logging-on-a-production-site\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/sysmatec.ch\\\/en\\\/ph-logging-on-a-production-site\\\/\"},\"author\":{\"name\":\"Patrick Yax\",\"@id\":\"https:\\\/\\\/sysmatec.ch\\\/de\\\/#\\\/schema\\\/person\\\/b71fd445bcad61e5810a5aa0fc4ceac8\"},\"headline\":\"pH logging on a production site\",\"datePublished\":\"2019-07-20T14:10:23+00:00\",\"dateModified\":\"2020-05-10T07:44:13+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/sysmatec.ch\\\/en\\\/ph-logging-on-a-production-site\\\/\"},\"wordCount\":172,\"publisher\":{\"@id\":\"https:\\\/\\\/sysmatec.ch\\\/de\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/sysmatec.ch\\\/en\\\/ph-logging-on-a-production-site\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/sysmatec.ch\\\/Images\\\/Example5_1e.gif\",\"articleSection\":[\"Nouvelle\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/sysmatec.ch\\\/en\\\/ph-logging-on-a-production-site\\\/\",\"url\":\"https:\\\/\\\/sysmatec.ch\\\/en\\\/ph-logging-on-a-production-site\\\/\",\"name\":\"pH logging on a production site - 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