{"id":1333,"date":"2013-06-24T21:39:15","date_gmt":"2013-06-24T19:39:15","guid":{"rendered":"http:\/\/blog.wenzlaff.de\/?p=1333"},"modified":"2021-11-22T17:16:25","modified_gmt":"2021-11-22T16:16:25","slug":"wie-kann-mit-gnuplot-ein-diagramm-der-temperaturdiffernz-zweier-temperatur-sensoren-erstellt-werden","status":"publish","type":"post","link":"http:\/\/blog.wenzlaff.de\/?p=1333","title":{"rendered":"Wie kann mit gnuplot ein Diagramm der Temperaturdiffernz zweier Temperatur Sensoren erstellt werden?"},"content":{"rendered":"<figure id=\"attachment_1334\" aria-describedby=\"caption-attachment-1334\" style=\"width: 640px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/blog.wenzlaff.de\/wp-content\/uploads\/2013\/06\/differenztemperaturverlauf1.png\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/blog.wenzlaff.de\/wp-content\/uploads\/2013\/06\/differenztemperaturverlauf1.png\" alt=\"Temperaturvergleich zweier Sensoren\" width=\"640\" height=\"480\" class=\"size-full wp-image-1334\" srcset=\"http:\/\/blog.wenzlaff.de\/wp-content\/uploads\/2013\/06\/differenztemperaturverlauf1.png 640w, http:\/\/blog.wenzlaff.de\/wp-content\/uploads\/2013\/06\/differenztemperaturverlauf1-300x225.png 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><figcaption id=\"caption-attachment-1334\" class=\"wp-caption-text\">Temperaturvergleich zweier Sensoren<\/figcaption><\/figure>\n<p>Folgende gnuplot Befehle sind dazu n\u00f6tig:<!--more--><br \/>\n<code><br \/>\nset title  \"Temperatur Differenz zweier 1-Wire DS18B20 Sensoren\" font \"Times,20\"<br \/>\nset ylabel \"Temperatur Differenz [Grad\/Celsius]\" font \"Times,18\"<br \/>\nset xlabel \"Messzeitpunkt [Stunde:Minute]\" font \"Times,18\"<br \/>\nset xdata time                             # x-Achse wird im Datums\/Zeitformat skaliert<br \/>\nset timefmt \"%Y.%m.%d_%H:%M:%S\"            # Format Zeitangaben yyyy.mm.dd_hh:mm:ss<br \/>\nset format x \"%H:%M\"                       # Format f\u00fcr die Achsenbeschriftung<br \/>\nset yrange [-1:1]                          # die y-Achse geht von:bis<br \/>\nset zeroaxis                               # eine Null Linie<\/p>\n<p># Maximum und Minimum anzeigen<br \/>\nmax_y = GPVAL_DATA_Y_MAX<br \/>\nset label 1 gprintf(\"Maximum = %g Grad\/Celsius\", max_y) at \"2013.06.23_10:45:00\" ,  0.8 font \"Times,18\"<br \/>\nmin_y = GPVAL_DATA_Y_MIN<br \/>\nset label 2 gprintf(\"Minimum = %g Grad\/Celsius\", min_y) at \"2013.06.23_10:45:00\" , -0.4 font \"Times,18\"<\/p>\n<p># Linie bei max und min Messtoleranz in lila<br \/>\ny_start = \"2013.06.23_10:40:00\"<br \/>\ny_ende  = \"2013.06.23_11:40:00\"<br \/>\nset style line 1 lt 1 lc rgb \"dark-violet\" lw 1<br \/>\nset style arrow 1 nohead ls 1<br \/>\nset arrow from y_start,0.5 to y_ende,0.5 as 1<br \/>\nset arrow from y_start,-0.5 to y_ende,-0.5 as 1<\/p>\n<p># den Durchschnittswert anzeigen<br \/>\nf(x) = mean_y<br \/>\nfit f(x) 'temperatur.log' u 1:2 via mean_yset label 3 gprintf(\"Durchschnitts Temperatur = %g Grad\/Celsius\", mean_y) at \"2013.06.23_10:45:00\", -0.6 font \"Times,18\"<br \/>\n<\/code><\/p>\n<p>Diese <a href=\"http:\/\/blog.wenzlaff.de\/wp-content\/uploads\/2013\/06\/temperatur.txt\">Messwerte<\/a> wurden als Basis verwendet.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Folgende gnuplot Befehle sind dazu n\u00f6tig:<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[2188,621,610,594,595],"class_list":["post-1333","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-arduino","tag-diagram","tag-gnuplot","tag-temp","tag-temperatur"],"_links":{"self":[{"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=\/wp\/v2\/posts\/1333","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1333"}],"version-history":[{"count":0,"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=\/wp\/v2\/posts\/1333\/revisions"}],"wp:attachment":[{"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1333"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1333"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1333"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}