{"id":200,"date":"2021-04-13T21:33:54","date_gmt":"2021-04-13T21:33:54","guid":{"rendered":"https:\/\/knowall.dev19.bigideas.io\/?post_type=ht_kb&#038;p=200"},"modified":"2021-04-13T21:33:55","modified_gmt":"2021-04-13T21:33:55","slug":"temperature-rise","status":"publish","type":"ht_kb","link":"https:\/\/help.noritz.com\/index.php\/knowledge-base\/temperature-rise\/","title":{"rendered":"What does the term &#8220;temperature rise&#8221; mean?"},"content":{"rendered":"\n<p>The difference between the incoming ground water temperature and the set temperature of the tankless unit. For example, if your tankless unit was set at 120\u00b0F and your incoming ground water temperature was 50\u00b0F your temperature<a href=\"http:\/\/help.noritz.com\/en\/articles\/887521-what-does-the-term-temperature-rise-mean\"> <\/a>rise would be 70\u00b0F (120-50=70). Temperature rise is used to determine BTU size of heater, when peak fixture demand is known. I.e. large temperature rise and high peak fixture demand requires a tankless heater with higher BTU input capacity.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p><strong>BTU<\/strong><br>British thermal unit, the amount of heat required to raise the temperature of 1 lb. of water 1\u00c2\u00b0F<\/p><\/blockquote>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p><strong>Fixture<\/strong><br>A device that receives water from the water supply piping<\/p><\/blockquote>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p><strong>Temperature Rise<\/strong><br>The difference between the set temperature of the tankless heater and the ground water temperature (e.g. 120 Fahrenheit setting &#8211; 60 Fahrenheit ground water = 60 degree Fahrenheit rise.)<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>The difference between the incoming ground water temperature and the set temperature of the tankless unit. For example, if your tankless unit was set at 120\u00b0F and your incoming ground water temperature was 50\u00b0F your temperature rise would be 70\u00b0F (120-50=70). Temperature rise is used to determine BTU size of&#8230;<\/p>\n","protected":false},"author":2,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"footnotes":""},"ht-kb-category":[5,3,17],"ht-kb-tag":[56,33],"class_list":["post-200","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-general-questions","ht_kb_category-owner-questions","ht_kb_category-professionals-questions","ht_kb_tag-btu","ht_kb_tag-temperature-rise"],"_links":{"self":[{"href":"https:\/\/help.noritz.com\/index.php\/wp-json\/wp\/v2\/ht-kb\/200","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/help.noritz.com\/index.php\/wp-json\/wp\/v2\/ht-kb"}],"about":[{"href":"https:\/\/help.noritz.com\/index.php\/wp-json\/wp\/v2\/types\/ht_kb"}],"author":[{"embeddable":true,"href":"https:\/\/help.noritz.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/help.noritz.com\/index.php\/wp-json\/wp\/v2\/comments?post=200"}],"version-history":[{"count":1,"href":"https:\/\/help.noritz.com\/index.php\/wp-json\/wp\/v2\/ht-kb\/200\/revisions"}],"predecessor-version":[{"id":201,"href":"https:\/\/help.noritz.com\/index.php\/wp-json\/wp\/v2\/ht-kb\/200\/revisions\/201"}],"wp:attachment":[{"href":"https:\/\/help.noritz.com\/index.php\/wp-json\/wp\/v2\/media?parent=200"}],"wp:term":[{"taxonomy":"ht_kb_category","embeddable":true,"href":"https:\/\/help.noritz.com\/index.php\/wp-json\/wp\/v2\/ht-kb-category?post=200"},{"taxonomy":"ht_kb_tag","embeddable":true,"href":"https:\/\/help.noritz.com\/index.php\/wp-json\/wp\/v2\/ht-kb-tag?post=200"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}