{"id":865,"date":"2021-07-24T15:32:22","date_gmt":"2021-07-24T15:32:22","guid":{"rendered":"https:\/\/picockpit.com\/raspberry-pi\/?page_id=865"},"modified":"2024-01-09T12:28:15","modified_gmt":"2024-01-09T12:28:15","slug":"co2-sensor-app-monitor-co2-concentration-air-pressure-and-air-temperature-using-the-raspberry-pi","status":"publish","type":"page","link":"https:\/\/picockpit.com\/raspberry-pi\/co2-sensor-app-monitor-co2-concentration-air-pressure-and-air-temperature-using-the-raspberry-pi\/","title":{"rendered":"CO2 Sensor App"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"322\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2023\/12\/CO2-Sensor-App-1024x322.png\" alt=\"CO2 Sensor App Title Image\" class=\"wp-image-6466\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2023\/12\/CO2-Sensor-App-1024x322.png 1024w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2023\/12\/CO2-Sensor-App-300x94.png 300w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2023\/12\/CO2-Sensor-App-768x241.png 768w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2023\/12\/CO2-Sensor-App-18x6.png 18w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2023\/12\/CO2-Sensor-App-24x8.png 24w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2023\/12\/CO2-Sensor-App-36x11.png 36w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2023\/12\/CO2-Sensor-App-48x15.png 48w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2023\/12\/CO2-Sensor-App.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Using this CO2 Sensor App, you can read an <a href=\"https:\/\/pi3g.com\/products\/rpi-co2-sens-precision-long-term-calibrated-co2-sensor\/\">EE895 CO2 sensor<\/a> connected to the Raspberry Pi using I2C. <\/p>\n\n\n\n<p>Our sister company, <a href=\"https:\/\/buyzero.de\">buyzero.de<\/a>, offers a <a href=\"https:\/\/pi3g.com\/products\/rpi-co2-sens-precision-long-term-calibrated-co2-sensor\/\">plug &amp; play EE895 CO2 Sensor breakout module<\/a>, which you can connect directly to the Raspberry Pi header. <\/p>\n\n\n\n<p>The EE895 does not need to be calibrated with fresh air every day or week! It&#8217;s a high quality sensor by an Austrian company, <a href=\"https:\/\/www.epluse.com\/\">E+E Electronics<\/a>.<\/p>\n\n\n\n<p>Three different measurement values are supported:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Air pressure<\/li>\n\n\n\n<li>Air temperature<\/li>\n\n\n\n<li>CO2 concentration<\/li>\n<\/ul>\n\n\n\n<p>The app has three different views, allowing you to visualize the data the way you want:<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"738\" height=\"64\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-22.png\" alt=\"\" class=\"wp-image-853\" style=\"width:475px\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-22.png 738w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-22-300x26.png 300w\" sizes=\"auto, (max-width: 738px) 100vw, 738px\" \/><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Installation and Setup<\/h2>\n\n\n\n<p>The first thing to do is power your Raspberry Pi off and connect the EE895 module. Refer to your vendor&#8217;s instructions how to do this.<\/p>\n\n\n\n<p>After you&#8217;ve attached the EE895 module, you can turn your Raspberry Pi back on. <\/p>\n\n\n\n<p>If you haven&#8217;t, you need to <a href=\"https:\/\/picockpit.com\/raspberry-pi\/installation-of-picockpit\/\">install PiCockpit on your Raspberry Pi<\/a>.<\/p>\n\n\n\n<p>After that, open the CO2 Sensor app, and click on the button that reads &#8220;SETUP&#8221; at the top right of the page:<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"751\" height=\"137\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-31.png\" alt=\"\" class=\"wp-image-867\" style=\"width:475px\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-31.png 751w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-31-300x55.png 300w\" sizes=\"auto, (max-width: 751px) 100vw, 751px\" \/><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Enable the EE895 sensor by clicking on the &#8220;enable sensor&#8221; toggle.<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"704\" height=\"337\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-32.png\" alt=\"\" class=\"wp-image-868\" style=\"width:475px\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-32.png 704w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-32-300x144.png 300w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/figure>\n<\/div>\n\n\n<p>If the sensor can be reached, the message below will update to &#8220;Data received: &#8230;&#8221; with a timestamp of the most recent data packet received.<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"471\" height=\"189\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-33.png\" alt=\"\" class=\"wp-image-869\" style=\"width:475px\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-33.png 471w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-33-300x120.png 300w\" sizes=\"auto, (max-width: 471px) 100vw, 471px\" \/><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>Once this is enabled, your EE895 sensor is ready to go.<\/p>\n\n\n\n<p>Please note that data packets will be sent every second, but the sensor itself (by default) measures the air roughly every 12 seconds. Therefore, data will update gradually.<\/p>\n\n\n\n<p>Now, let me go through what you can do with the CO2 Sensor App.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Show Linechart<\/h2>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"696\" height=\"679\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-34.png\" alt=\"\" class=\"wp-image-870\" style=\"width:475px\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-34.png 696w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-34-300x293.png 300w\" sizes=\"auto, (max-width: 696px) 100vw, 696px\" \/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"704\" height=\"367\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-35.png\" alt=\"\" class=\"wp-image-871\" style=\"width:475px\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-35.png 704w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-35-300x156.png 300w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>Use the &#8220;show me&#8221; buttons to select the value you would like to see. <\/p>\n\n\n\n<p>Use the search to focus on just the values you want.<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"244\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-36.png\" alt=\"\" class=\"wp-image-872\" style=\"width:475px;height:auto\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-36.png 699w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-36-300x105.png 300w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>The elements at the bottom and right next to the chart allow you to drill down into particular data areas and value areas which you want to investigate. You can use them to zoom into one of the charts:<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"702\" height=\"689\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-37.png\" alt=\"\" class=\"wp-image-873\" style=\"width:475px\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-37.png 702w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-37-300x294.png 300w\" sizes=\"auto, (max-width: 702px) 100vw, 702px\" \/><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Gauge View<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"667\" height=\"811\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-38.png\" alt=\"\" class=\"wp-image-874\" style=\"width:475px\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-38.png 667w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-38-247x300.png 247w\" sizes=\"auto, (max-width: 667px) 100vw, 667px\" \/><\/figure>\n<\/div>\n\n\n<p>In the Gauge view, you will get a clean overview with gauges to display the current values. Here you can monitor the following values:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Air temperature (in \u00b0C)<\/li>\n\n\n\n<li>Air pressure (in hPa)<\/li>\n\n\n\n<li><span style=\"color: initial;\">CO2 concentration (in ppm)<\/span><\/li>\n<\/ul>\n\n\n\n<p>The gauge view also contains a table with the data at the bottom.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Table View <\/h2>\n\n\n\n<p>If you simply want a quick, tabular overview of the data, you can click on the &#8220;SHOW TABLE&#8221; button:<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"747\" height=\"599\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-39.png\" alt=\"\" class=\"wp-image-875\" style=\"width:475px\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-39.png 747w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-39-300x241.png 300w\" sizes=\"auto, (max-width: 747px) 100vw, 747px\" \/><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>You can also use the search feature to narrow down the view to just the items you want:<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"244\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-36.png\" alt=\"\" class=\"wp-image-872\" style=\"width:475px\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-36.png 699w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2021\/07\/image-36-300x105.png 300w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">FAQ<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">How long will the data remain in the C02 Sensor App?<\/h3>\n\n\n\n<p>The historical data values will only be preserved in your web browser while the app is open. <\/p>\n\n\n\n<p>Once you navigate away, or close the tab, the data will be lost. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Does the C02 Sensor App run on UART?<\/h3>\n\n\n\n<p>While the EE895 also supports UART operation, the PiCockpit app only supports I2C operation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Does this app also support the <a href=\"https:\/\/buyzero.de\/products\/winsen-mh-z19c-co2-sensor-mit-kabel\">Winsen MH-Z19C<\/a>? Or the Winsen MH-Z19B?<\/h3>\n\n\n\n<p>No, PiCockpit only supports the <a href=\"https:\/\/pi3g.com\/products\/rpi-co2-sens-precision-long-term-calibrated-co2-sensor\/#begin\">EE895<\/a> sensor. If you would like to receive support for other sensors, <a href=\"https:\/\/pi3g.com\/kontakt\/\">please contact us and let us know.<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Where can I obtain the EE895?<\/h3>\n\n\n\n<p>Our sister company, <a href=\"https:\/\/buyzero.de\">buyzero.de<\/a>, offers an <a href=\"https:\/\/pi3g.com\/products\/rpi-co2-sens-precision-long-term-calibrated-co2-sensor\/#resellers\">EE895 breakout board<\/a> that provides plug &amp; play attachment on the Raspberry Pi GPIO header. <\/p>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-group alignwide\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-buttons is-horizontal is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-499968f5 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-black-color has-text-color has-background has-link-color wp-element-button\" style=\"background-color:#ea9364\"><strong>Buy an EE895 breakout board<\/strong><\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p>If you have any questions or encounter any issues, do not hesitate to contact us. <\/p>\n\n\n\n<p>We&#8217;ll help you get the PiCockpit CO2 Sensor App up and running!<\/p>\n<div class=\"shariff shariff-align-center shariff-widget-align-left shariff-buttonstretch\"><ul class=\"shariff-buttons theme-white orientation-horizontal buttonsize-medium\"><li class=\"shariff-button twitter shariff-nocustomcolor\" style=\"background-color:#595959\"><a href=\"https:\/\/twitter.com\/share?url=https%3A%2F%2Fpicockpit.com%2Fraspberry-pi%2Fco2-sensor-app-monitor-co2-concentration-air-pressure-and-air-temperature-using-the-raspberry-pi%2F&text=CO2%20Sensor%20App\" title=\"Share on X\" aria-label=\"Share on X\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; 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Our sister company, buyzero.de, offers a plug &amp; play EE895 CO2 Sensor breakout module, which you can connect directly to the Raspberry Pi header. The EE895 does not need to be calibrated with fresh air every&hellip;<\/p>\n","protected":false},"author":1,"featured_media":6466,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-865","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>CO2 Sensor App | PiCockpit<\/title>\n<meta name=\"description\" content=\"Visualize and display live CO2 sensor data with a comfortable web interface for free, using PiCockpit. 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