{"id":67358,"date":"2026-03-03T11:10:22","date_gmt":"2026-03-03T10:10:22","guid":{"rendered":"https:\/\/www.idm-energie.at\/?page_id=67358"},"modified":"2026-07-06T16:22:54","modified_gmt":"2026-07-06T14:22:54","slug":"monitoring-and-metering","status":"publish","type":"page","link":"https:\/\/www.idm-energie.at\/en\/heat-pump-efficiency\/monitoring-and-metering\/","title":{"rendered":"Monitoring &#038; Metering"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1185.6px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><nav class=\"fusion-breadcrumbs fusion-breadcrumbs-1\" style=\"--awb-margin-top:1%;--awb-breadcrumb-sep:&#039;\/&#039;;\" aria-label=\"Breadcrumb\"><nav aria-label=\"breadcrumbs\" class=\"rank-math-breadcrumb\"><p><span class=\"last\">Home<\/span><\/p><\/nav><\/nav><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-center fusion-title-text fusion-title-size-one\" style=\"--awb-margin-top:3%;--awb-margin-bottom:3%;--awb-margin-top-small:10px;--awb-margin-right-small:0px;--awb-margin-bottom-small:10px;--awb-margin-left-small:0px;\"><h1 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:42;line-height:1;\">Monitoring and Metering in Heat Pump Efficiency<\/h1><\/div><div class=\"fusion-text fusion-text-1\"><p data-start=\"52\" data-end=\"167\">Monitoring and metering make heat pump efficiency visible and verifiable. They help you answer practical questions:<\/p>\n<ul data-start=\"169\" data-end=\"339\">\n<li data-start=\"169\" data-end=\"215\">\n<p data-start=\"171\" data-end=\"215\">How much useful heat did the system deliver?<\/p>\n<\/li>\n<li data-start=\"216\" data-end=\"282\">\n<p data-start=\"218\" data-end=\"282\">How much electricity did it use, including auxiliary components?<\/p>\n<\/li>\n<li data-start=\"283\" data-end=\"339\">\n<p data-start=\"285\" data-end=\"339\">Is the system operating as expected across the season?<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"341\" data-end=\"554\">Without measurement, efficiency is based on assumptions and product ratings. With measurement, you can confirm seasonal performance (often expressed as SPF) and detect issues that increase electricity consumption.<\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-stretch fusion-flex-justify-content-center fusion-flex-content-wrap\" style=\"max-width:1185.6px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion-flex-column\" style=\"--awb-padding-top:1%;--awb-padding-right:2%;--awb-padding-left:2%;--awb-overflow:hidden;--awb-bg-color:#fff042;--awb-bg-color-hover:#fff042;--awb-bg-size:cover;--awb-border-radius:16px 16px 16px 16px;--awb-width-large:800px;--awb-margin-top-large:0px;--awb-spacing-right-large:2%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:2%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-center fusion-title-text fusion-title-size-paragraph blink-heading\" style=\"--awb-margin-top-small:10px;--awb-margin-right-small:0px;--awb-margin-bottom-small:10px;--awb-margin-left-small:0px;--awb-font-size:20px;\"><p class=\"fusion-title-heading title-heading-center title-heading-tag fusion-responsive-typography-calculated\" style=\"margin:0;text-transform:uppercase;font-size:1em;--fontSize:20;line-height:1.8;\"><strong>Configure your personalized heat pump system!<\/strong><\/p><\/div><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-stretch fusion-flex-justify-content-center fusion-flex-content-wrap\" style=\"--awb-flex-grow:0;--awb-flex-grow-medium:0;--awb-flex-grow-small:0;--awb-flex-shrink:0;--awb-flex-shrink-medium:0;--awb-flex-shrink-small:0;width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-0 fusion_builder_column_inner_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:-5px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-2\" style=\"--awb-margin-left:2%;\"><p style=\"text-align: left;\">Plan your heat pump system with iDM Energiesysteme. Discover efficient heating, cooling, and hot water solutions for new buildings, renovations, and modern energy systems. Configure and personalize your iDM heat pump solution in just a few clicks.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-1 fusion_builder_column_inner_2_3 2_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.88%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:2.88%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-3\"><div style=\"display: flex; align-items: center; gap: 15px; flex-wrap: wrap;\">\n<div style=\"display: flex;\"><img decoding=\"async\" width=\"150\" height=\"150\" class=\"size-thumbnail wp-image-73518 aligncenter\" style=\"width: 50px; height: 50px; border-radius: 50%; border: 2px solid #000000;\" src=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/thomas-portrait-150x150.jpg\" alt=\"Thomas Pletzer\" srcset=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/thomas-portrait-66x66.jpg 66w, https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/thomas-portrait-150x150.jpg 150w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><br \/>\n<img decoding=\"async\" width=\"150\" height=\"150\" class=\"size-thumbnail wp-image-73509 aligncenter\" style=\"width: 50px; height: 50px; border-radius: 50%; border: 2px solid #000000;\" src=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/matthias-portrait-150x150.jpg\" alt=\"Matthias Steiner\" srcset=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/matthias-portrait-66x66.jpg 66w, https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/matthias-portrait-150x150.jpg 150w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><br \/>\n<img decoding=\"async\" width=\"150\" height=\"150\" class=\"size-thumbnail wp-image-73500 aligncenter\" style=\"width: 50px; height: 50px; border-radius: 50%; border: 2px solid #000000;\" src=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/christian-hutter-portrait-150x150.jpg\" alt=\"Christian Hutter\" srcset=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/christian-hutter-portrait-66x66.jpg 66w, https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/christian-hutter-portrait-150x150.jpg 150w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><br \/>\n<img decoding=\"async\" width=\"150\" height=\"150\" class=\"size-thumbnail wp-image-73491 aligncenter\" style=\"width: 50px; height: 50px; border-radius: 50%; border: 2px solid #000000;\" src=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/adrian-portrait-150x150.jpg\" alt=\"Adrian Egger\" srcset=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/adrian-portrait-66x66.jpg 66w, https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/adrian-portrait-150x150.jpg 150w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/div>\n<div style=\"color: #000000; line-height: 0.7; margin-left: 2%;\"><strong style=\"display: block;\">CONNECT WITH OUR EXPERTS<\/strong><br \/>\n<span style=\"opacity: 0.8;\">50+ Years of Heat Pumps Experience<\/span><\/div>\n<\/div>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-2 fusion_builder_column_inner_1_3 1_3 fusion-flex-column fusion-flex-align-self-center\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:5.76%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:5.76%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-center fusion-content-layout-column\"><div style=\"text-align:center;\"><a class=\"fusion-button button-flat fusion-button-default-size button-default fusion-button-default button-1 fusion-button-default-span fusion-button-default-type\" target=\"_self\" href=\"https:\/\/konfigurator.myidm.at\/#\/?lang=EN\" rel=\"noopener\"><span class=\"fusion-button-text awb-button__text awb-button__text--default\">Configure Now!<\/span><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1185.6px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-4\">\n<\/div><div class=\"fusion-text fusion-text-5\"><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_87 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.idm-energie.at\/en\/heat-pump-efficiency\/monitoring-and-metering\/#What_monitoring_and_metering_include\" >What monitoring and metering include<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.idm-energie.at\/en\/heat-pump-efficiency\/monitoring-and-metering\/#Why_monitoring_and_metering_influence_efficiency_outcomes\" >Why monitoring and metering influence efficiency outcomes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.idm-energie.at\/en\/heat-pump-efficiency\/monitoring-and-metering\/#The_key_concept_measurement_boundaries\" >The key concept: measurement boundaries<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.idm-energie.at\/en\/heat-pump-efficiency\/monitoring-and-metering\/#Common_efficiency_measurement_errors\" >Common efficiency measurement errors<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.idm-energie.at\/en\/heat-pump-efficiency\/monitoring-and-metering\/#What_a_good_metering_setup_looks_like\" >What a good metering setup looks like<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.idm-energie.at\/en\/heat-pump-efficiency\/monitoring-and-metering\/#Smart_meters_and_cost-aware_operation\" >Smart meters and cost-aware operation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.idm-energie.at\/en\/heat-pump-efficiency\/monitoring-and-metering\/#Practical_takeaway\" >Practical takeaway<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.idm-energie.at\/en\/heat-pump-efficiency\/monitoring-and-metering\/#Frequently_Asked_Questions_FAQs\" >Frequently Asked Questions (FAQs)<\/a><\/li><\/ul><\/nav><\/div>\n<h2 data-start=\"561\" data-end=\"600\"><span class=\"ez-toc-section\" id=\"What_monitoring_and_metering_include\"><\/span>What monitoring and metering include<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"602\" data-end=\"636\"><strong>Metering (measurement devices)<\/strong><\/p>\n<p data-start=\"638\" data-end=\"680\">A basic metering setup typically includes:<\/p>\n<ul data-start=\"682\" data-end=\"898\">\n<li data-start=\"682\" data-end=\"785\">\n<p data-start=\"684\" data-end=\"785\"><strong data-start=\"684\" data-end=\"721\">Electricity metering (kWh input):<\/strong> ideally for the heat pump system circuit, not only whole-house.<\/p>\n<\/li>\n<li data-start=\"786\" data-end=\"898\">\n<p data-start=\"788\" data-end=\"898\"><strong data-start=\"788\" data-end=\"819\">Heat metering (kWh output):<\/strong> useful heat delivered to space heating (and, if included, domestic hot water).<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"900\" data-end=\"1047\">In Europe, heat meters commonly follow <strong data-start=\"939\" data-end=\"950\">EN 1434<\/strong>, and many billing-grade meters are approved under the <strong data-start=\"1005\" data-end=\"1046\">Measuring Instruments Directive (MID)<\/strong>.<\/p>\n<p data-start=\"1049\" data-end=\"1083\"><strong>Monitoring (data and analysis)<\/strong><\/p>\n<p data-start=\"1085\" data-end=\"1142\">Monitoring is how you use the measured data, for example:<\/p>\n<ul data-start=\"1144\" data-end=\"1319\">\n<li data-start=\"1144\" data-end=\"1173\">\n<p data-start=\"1146\" data-end=\"1173\">daily\/weekly trend tracking<\/p>\n<\/li>\n<li data-start=\"1174\" data-end=\"1238\">\n<p data-start=\"1176\" data-end=\"1238\">alerts for unusual behavior (cycling, backup heater operation)<\/p>\n<\/li>\n<li data-start=\"1239\" data-end=\"1270\">\n<p data-start=\"1241\" data-end=\"1270\">seasonal performance tracking<\/p>\n<\/li>\n<li data-start=\"1271\" data-end=\"1319\">\n<p data-start=\"1273\" data-end=\"1319\">comparison against expected performance levels<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1321\" data-end=\"1419\">Long-term monitoring is also a recognized best-practice topic in heat pump performance evaluation.<\/p>\n<\/div><div class=\"fusion-image-element\" style=\"text-align:center;--awb-margin-top:2%;--awb-margin-bottom:2%;--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none\" style=\"border:3px solid #333333;\"><img decoding=\"async\" width=\"1024\" height=\"559\" alt=\"Heat pump monitoring infographic comparing reactive and proactive metering strategies for energy efficiency.\" title=\"monitoring-and-metering\" src=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/03\/monitoring-and-metering-1024x559.webp\" class=\"img-responsive wp-image-67373\" srcset=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/03\/monitoring-and-metering-200x109.webp 200w, https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/03\/monitoring-and-metering-400x218.webp 400w, https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/03\/monitoring-and-metering-600x327.webp 600w, https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/03\/monitoring-and-metering-800x436.webp 800w, https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/03\/monitoring-and-metering-1200x655.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, (max-width: 640px) 100vw, 1200px\" \/><\/span><\/div><div class=\"fusion-text fusion-text-6\"><h2 data-start=\"1426\" data-end=\"1486\"><span class=\"ez-toc-section\" id=\"Why_monitoring_and_metering_influence_efficiency_outcomes\"><\/span>Why monitoring and metering influence efficiency outcomes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"1488\" data-end=\"1600\">Monitoring does not create efficiency by itself. It improves efficiency by enabling correction and verification.<\/p>\n<h3 data-start=\"1602\" data-end=\"1640\">SPF calculation from meter data<\/h3>\n<p data-start=\"1642\" data-end=\"1770\">Monitoring becomes most valuable when it allows you to calculate <strong data-start=\"1707\" data-end=\"1744\">SPF (Seasonal Performance Factor)<\/strong> using real measured data.<\/p>\n<p data-start=\"1772\" data-end=\"1818\">At a high level, SPF from meter data requires:<\/p>\n<ul data-start=\"1820\" data-end=\"2118\">\n<li data-start=\"1820\" data-end=\"1879\">\n<p data-start=\"1822\" data-end=\"1879\">measured <strong data-start=\"1831\" data-end=\"1859\">useful heat output (kWh)<\/strong> from a heat meter<\/p>\n<\/li>\n<li data-start=\"1880\" data-end=\"1946\">\n<p data-start=\"1882\" data-end=\"1946\">measured <strong data-start=\"1891\" data-end=\"1918\">electricity input (kWh)<\/strong> from an electricity meter<\/p>\n<\/li>\n<li data-start=\"1947\" data-end=\"2022\">\n<p data-start=\"1949\" data-end=\"2022\">a clearly defined <strong data-start=\"1967\" data-end=\"1982\">time period<\/strong> (for example, a month or full season)<\/p>\n<\/li>\n<li data-start=\"2023\" data-end=\"2118\">\n<p data-start=\"2025\" data-end=\"2118\">a clearly defined <strong data-start=\"2043\" data-end=\"2062\">system boundary<\/strong> (what is included in heat output and electricity input)<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2120\" data-end=\"2186\"><strong data-start=\"2120\" data-end=\"2186\">SPF = total useful heat delivered \u00f7 total electricity consumed<\/strong><\/p>\n<p data-start=\"2188\" data-end=\"2436\">The critical point is not the formula, but measurement quality and transparency. SPF becomes misleading if meter placement is wrong, if auxiliary electricity is excluded without stating it, or if heating and hot water are mixed without clear scope.<\/p>\n<h3 data-start=\"2438\" data-end=\"2479\">Identifying hidden electricity use<\/h3>\n<p data-start=\"2481\" data-end=\"2564\">Metered data often reveals electricity use that is otherwise easy to miss, such as:<\/p>\n<ul data-start=\"2566\" data-end=\"2742\">\n<li data-start=\"2566\" data-end=\"2606\">\n<p data-start=\"2568\" data-end=\"2606\">circulation pumps running continuously<\/p>\n<\/li>\n<li data-start=\"2607\" data-end=\"2649\">\n<p data-start=\"2609\" data-end=\"2649\">standby consumption higher than expected<\/p>\n<\/li>\n<li data-start=\"2650\" data-end=\"2696\">\n<p data-start=\"2652\" data-end=\"2696\">backup electric heater activating frequently<\/p>\n<\/li>\n<li data-start=\"2697\" data-end=\"2742\">\n<p data-start=\"2699\" data-end=\"2742\">defrost-heavy periods in air-source systems<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2744\" data-end=\"2833\">These loads reduce overall system efficiency, even if the compressor performance is good.<\/p>\n<h3 data-start=\"2835\" data-end=\"2877\">Evidence-based control optimization<\/h3>\n<p data-start=\"2879\" data-end=\"3000\">When monitoring shows higher-than-expected consumption during mild weather, common causes are easier to confirm, such as:<\/p>\n<ul data-start=\"3002\" data-end=\"3158\">\n<li data-start=\"3002\" data-end=\"3068\">\n<p data-start=\"3004\" data-end=\"3068\">heating curve set too high (flow temperature higher than needed)<\/p>\n<\/li>\n<li data-start=\"3069\" data-end=\"3091\">\n<p data-start=\"3071\" data-end=\"3091\">cycling at part load<\/p>\n<\/li>\n<li data-start=\"3092\" data-end=\"3158\">\n<p data-start=\"3094\" data-end=\"3158\">zoning behavior causing unstable flow and frequent interruptions<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"3160\" data-end=\"3221\">Data helps avoid guesswork and supports targeted adjustments.<\/p>\n<h2 data-start=\"3228\" data-end=\"3270\"><span class=\"ez-toc-section\" id=\"The_key_concept_measurement_boundaries\"><\/span>The key concept: measurement boundaries<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"3272\" data-end=\"3327\">A <strong data-start=\"3274\" data-end=\"3298\">measurement boundary<\/strong> defines what is included in:<\/p>\n<ul data-start=\"3329\" data-end=\"3511\">\n<li data-start=\"3329\" data-end=\"3427\">\n<p data-start=\"3331\" data-end=\"3427\"><strong data-start=\"3331\" data-end=\"3352\">electricity input<\/strong> (compressor only vs whole system including pumps, controls, backup heater)<\/p>\n<\/li>\n<li data-start=\"3428\" data-end=\"3511\">\n<p data-start=\"3430\" data-end=\"3511\"><strong data-start=\"3430\" data-end=\"3452\">useful heat output<\/strong> (space heating only vs space heating + domestic hot water)<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"3513\" data-end=\"3715\">Because SPF can be calculated using different boundary definitions, performance values are only comparable when boundaries match. If you compare SPF results, always confirm the boundary and scope first.<\/p>\n<h2 data-start=\"3722\" data-end=\"3761\"><span class=\"ez-toc-section\" id=\"Common_efficiency_measurement_errors\"><\/span>Common efficiency measurement errors<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"3763\" data-end=\"3906\">Efficiency measurement often goes wrong in predictable ways. These errors can lead to incorrect system decisions, not just incorrect reporting.<\/p>\n<p data-start=\"3908\" data-end=\"3930\">Common errors include:<\/p>\n<ol data-start=\"3932\" data-end=\"4964\">\n<li data-start=\"3932\" data-end=\"4099\">\n<p data-start=\"3935\" data-end=\"4099\"><strong data-start=\"3935\" data-end=\"3980\">Unclear or inconsistent system boundaries<\/strong><br data-start=\"3980\" data-end=\"3983\" \/>Comparing SPF values is not meaningful unless the included electricity and heat outputs are defined consistently.<\/p>\n<\/li>\n<li data-start=\"4101\" data-end=\"4269\">\n<p data-start=\"4104\" data-end=\"4269\"><strong data-start=\"4104\" data-end=\"4174\">Measuring whole-house electricity instead of heat pump electricity<\/strong><br data-start=\"4174\" data-end=\"4177\" \/>Whole-house meters include unrelated loads and can make the heat pump appear inefficient.<\/p>\n<\/li>\n<li data-start=\"4271\" data-end=\"4426\">\n<p data-start=\"4274\" data-end=\"4426\"><strong data-start=\"4274\" data-end=\"4319\">Missing auxiliary electricity consumption<\/strong><br data-start=\"4319\" data-end=\"4322\" \/>Excluding pumps, defrost-related use, standby, or backup heater consumption can overstate efficiency.<\/p>\n<\/li>\n<li data-start=\"4428\" data-end=\"4592\">\n<p data-start=\"4431\" data-end=\"4592\"><strong data-start=\"4431\" data-end=\"4496\">Incorrect heat meter placement or incomplete heat measurement<\/strong><br data-start=\"4496\" data-end=\"4499\" \/>Missing circuits, bypass flows, or DHW contributions can distort the measured heat output.<\/p>\n<\/li>\n<li data-start=\"4594\" data-end=\"4793\">\n<p data-start=\"4597\" data-end=\"4793\"><strong data-start=\"4597\" data-end=\"4626\">Short measurement windows<\/strong><br data-start=\"4626\" data-end=\"4629\" \/>A few days can be misleading due to weather variation, defrost, part-load behavior, and hot water cycles. Multi-week or seasonal periods are more representative.<\/p>\n<\/li>\n<li data-start=\"4795\" data-end=\"4964\">\n<p data-start=\"4798\" data-end=\"4964\"><strong data-start=\"4798\" data-end=\"4849\">Mixing heating and hot water without stating it<\/strong><br data-start=\"4849\" data-end=\"4852\" \/>SPF for space heating only is not the same as SPF including domestic hot water. Scope must be stated clearly.<\/p>\n<\/li>\n<\/ol>\n<h2 data-start=\"4971\" data-end=\"5016\"><span class=\"ez-toc-section\" id=\"What_a_good_metering_setup_looks_like\"><\/span>What a good metering setup looks like<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"5018\" data-end=\"5062\">A solid, transparent setup usually includes:<\/p>\n<ul data-start=\"5064\" data-end=\"5361\">\n<li data-start=\"5064\" data-end=\"5191\">\n<p data-start=\"5066\" data-end=\"5191\">an <strong data-start=\"5069\" data-end=\"5090\">electricity meter<\/strong> covering the heat pump system supply (and ideally separate measurement for backup heater if present)<\/p>\n<\/li>\n<li data-start=\"5192\" data-end=\"5287\">\n<p data-start=\"5194\" data-end=\"5287\">a <strong data-start=\"5196\" data-end=\"5210\">heat meter<\/strong> measuring useful heat delivery (with a defined approach for DHW if included)<\/p>\n<\/li>\n<li data-start=\"5288\" data-end=\"5361\">\n<p data-start=\"5290\" data-end=\"5361\">clear documentation of the <strong data-start=\"5317\" data-end=\"5341\">measurement boundary<\/strong> and <strong data-start=\"5346\" data-end=\"5361\">time period<\/strong><\/p>\n<\/li>\n<\/ul>\n<h2 data-start=\"5507\" data-end=\"5547\"><span class=\"ez-toc-section\" id=\"Smart_meters_and_cost-aware_operation\"><\/span>Smart meters and cost-aware operation<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"5549\" data-end=\"5857\">Monitoring also links to running costs because electricity tariffs can vary by time. Smart meters can provide near real-time feedback and help users understand consumption patterns. This does not replace good system design, but it can support better decisions when tariffs encourage shifting electricity use.<\/p>\n<h2 data-start=\"5864\" data-end=\"5885\"><span class=\"ez-toc-section\" id=\"Practical_takeaway\"><\/span>Practical takeaway<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"5887\" data-end=\"5968\">Monitoring and metering support better heat pump efficiency outcomes by enabling:<\/p>\n<ul data-start=\"5970\" data-end=\"6199\">\n<li data-start=\"5970\" data-end=\"6029\">\n<p data-start=\"5972\" data-end=\"6029\">verified seasonal performance (SPF) based on meter data<\/p>\n<\/li>\n<li data-start=\"6030\" data-end=\"6081\">\n<p data-start=\"6032\" data-end=\"6081\">visibility of auxiliary electricity consumption<\/p>\n<\/li>\n<li data-start=\"6082\" data-end=\"6137\">\n<p data-start=\"6084\" data-end=\"6137\">faster fault detection and commissioning correction<\/p>\n<\/li>\n<li data-start=\"6138\" data-end=\"6199\">\n<p data-start=\"6140\" data-end=\"6199\">transparent comparisons using clear boundaries and scopes<\/p>\n<\/li>\n<\/ul>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-4 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-stretch fusion-flex-justify-content-center fusion-flex-content-wrap\" style=\"max-width:1185.6px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion-flex-column\" style=\"--awb-padding-top:1%;--awb-padding-right:2%;--awb-padding-left:2%;--awb-overflow:hidden;--awb-bg-color:#fff042;--awb-bg-color-hover:#fff042;--awb-bg-size:cover;--awb-border-radius:16px 16px 16px 16px;--awb-width-large:800px;--awb-margin-top-large:0px;--awb-spacing-right-large:2%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:2%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-3 fusion-sep-none fusion-title-center fusion-title-text fusion-title-size-paragraph blink-heading\" style=\"--awb-margin-top-small:10px;--awb-margin-right-small:0px;--awb-margin-bottom-small:10px;--awb-margin-left-small:0px;--awb-font-size:20px;\"><p class=\"fusion-title-heading title-heading-center title-heading-tag fusion-responsive-typography-calculated\" style=\"margin:0;text-transform:uppercase;font-size:1em;--fontSize:20;line-height:1.8;\"><strong>Configure your personalized heat pump system!<\/strong><\/p><\/div><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-stretch fusion-flex-justify-content-center fusion-flex-content-wrap\" style=\"--awb-flex-grow:0;--awb-flex-grow-medium:0;--awb-flex-grow-small:0;--awb-flex-shrink:0;--awb-flex-shrink-medium:0;--awb-flex-shrink-small:0;width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-3 fusion_builder_column_inner_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:-5px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-7\" style=\"--awb-margin-left:2%;\"><p style=\"text-align: left;\">Plan your heat pump system with iDM Energiesysteme. Discover efficient heating, cooling, and hot water solutions for new buildings, renovations, and modern energy systems. Configure and personalize your iDM heat pump solution in just a few clicks.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-4 fusion_builder_column_inner_2_3 2_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.88%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:2.88%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-8\"><div style=\"display: flex; align-items: center; gap: 15px; flex-wrap: wrap;\">\n<div style=\"display: flex;\"><img decoding=\"async\" width=\"150\" height=\"150\" class=\"size-thumbnail wp-image-73518 aligncenter\" style=\"width: 50px; height: 50px; border-radius: 50%; border: 2px solid #000000;\" src=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/thomas-portrait-150x150.jpg\" alt=\"Thomas Pletzer\" srcset=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/thomas-portrait-66x66.jpg 66w, https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/thomas-portrait-150x150.jpg 150w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><br \/>\n<img decoding=\"async\" width=\"150\" height=\"150\" class=\"size-thumbnail wp-image-73509 aligncenter\" style=\"width: 50px; height: 50px; border-radius: 50%; border: 2px solid #000000;\" src=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/matthias-portrait-150x150.jpg\" alt=\"Matthias Steiner\" srcset=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/matthias-portrait-66x66.jpg 66w, https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/matthias-portrait-150x150.jpg 150w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><br \/>\n<img decoding=\"async\" width=\"150\" height=\"150\" class=\"size-thumbnail wp-image-73500 aligncenter\" style=\"width: 50px; height: 50px; border-radius: 50%; border: 2px solid #000000;\" src=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/christian-hutter-portrait-150x150.jpg\" alt=\"Christian Hutter\" srcset=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/christian-hutter-portrait-66x66.jpg 66w, https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/christian-hutter-portrait-150x150.jpg 150w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><br \/>\n<img decoding=\"async\" width=\"150\" height=\"150\" class=\"size-thumbnail wp-image-73491 aligncenter\" style=\"width: 50px; height: 50px; border-radius: 50%; border: 2px solid #000000;\" src=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/adrian-portrait-150x150.jpg\" alt=\"Adrian Egger\" srcset=\"https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/adrian-portrait-66x66.jpg 66w, https:\/\/www.idm-energie.at\/wp-content\/uploads\/2026\/07\/adrian-portrait-150x150.jpg 150w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/div>\n<div style=\"color: #000000; line-height: 0.7; margin-left: 2%;\"><strong style=\"display: block;\">CONNECT WITH OUR EXPERTS<\/strong><br \/>\n<span style=\"opacity: 0.8;\">50+ Years of Heat Pumps Experience<\/span><\/div>\n<\/div>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-5 fusion_builder_column_inner_1_3 1_3 fusion-flex-column fusion-flex-align-self-center\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:5.76%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:5.76%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-center fusion-content-layout-column\"><div style=\"text-align:center;\"><a class=\"fusion-button button-flat fusion-button-default-size button-default fusion-button-default button-2 fusion-button-default-span fusion-button-default-type\" target=\"_self\" href=\"https:\/\/konfigurator.myidm.at\/#\/?lang=EN\" rel=\"noopener\"><span class=\"fusion-button-text awb-button__text awb-button__text--default\">Configure Now!<\/span><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-5 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1185.6px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-4 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-9 fusion-text-no-margin\" style=\"--awb-margin-bottom:5px;\"><h2><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions_FAQs\"><\/span>Frequently Asked Questions (FAQs)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div><div class=\"accordian fusion-accordian\" style=\"--awb-border-size:1px;--awb-icon-size:16px;--awb-content-font-size:15px;--awb-icon-alignment:right;--awb-hover-color:#f9f9fb;--awb-border-color:#e2e2e2;--awb-background-color:#ffffff;--awb-divider-color:#e2e2e2;--awb-divider-hover-color:#e2e2e2;--awb-icon-color:#009fe3;--awb-title-color:#59682f;--awb-content-color:#3f3f3f;--awb-icon-box-color:#212934;--awb-toggle-hover-accent-color:#009fe3;--awb-title-font-family:&quot;Aller&quot;;--awb-title-font-weight:700;--awb-title-font-style:normal;--awb-title-font-size:18px;--awb-content-font-family:&quot;Aller&quot;;--awb-content-font-style:normal;--awb-content-font-weight:400;\"><div class=\"panel-group fusion-toggle-icon-right fusion-toggle-icon-unboxed\" id=\"accordion-67358-1\"><div class=\"fusion-panel panel-default panel-c7ce587fc5cd945f1 fusion-toggle-no-divider fusion-toggle-boxed-mode\" style=\"--awb-title-color:#59682f;--awb-content-color:#3f3f3f;\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_c7ce587fc5cd945f1\"><a aria-expanded=\"false\" aria-controls=\"c7ce587fc5cd945f1\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-67358-1\" data-target=\"#c7ce587fc5cd945f1\" href=\"#c7ce587fc5cd945f1\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">1. What is monitoring and metering in a heat pump system?<\/span><\/a><\/h4><\/div><div id=\"c7ce587fc5cd945f1\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_c7ce587fc5cd945f1\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<p>Metering is the measurement of electricity input (kWh) and useful heat output (kWh) using meters. Monitoring is the collection and review of that data over time to track performance, detect issues, and verify seasonal efficiency.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-panel panel-default panel-67f6d430b2f61b720 fusion-toggle-no-divider fusion-toggle-boxed-mode\" style=\"--awb-title-color:#59682f;--awb-content-color:#3f3f3f;\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_67f6d430b2f61b720\"><a aria-expanded=\"false\" aria-controls=\"67f6d430b2f61b720\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-67358-1\" data-target=\"#67f6d430b2f61b720\" href=\"#67f6d430b2f61b720\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">2. Why are monitoring and metering important for heat pump efficiency?<\/span><\/a><\/h4><\/div><div id=\"67f6d430b2f61b720\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_67f6d430b2f61b720\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<p data-start=\"724\" data-end=\"807\">They make performance measurable. With metering, you can confirm how much heat the system delivered and how much electricity it used, including auxiliary loads. With monitoring, you can identify causes of higher consumption and verify whether the system is operating as expected across the season.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-panel panel-default panel-00eb76ac5632714db fusion-toggle-no-divider fusion-toggle-boxed-mode\" style=\"--awb-title-color:#59682f;--awb-content-color:#3f3f3f;\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_00eb76ac5632714db\"><a aria-expanded=\"false\" aria-controls=\"00eb76ac5632714db\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-67358-1\" data-target=\"#00eb76ac5632714db\" href=\"#00eb76ac5632714db\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">3. What is SPF and how is it calculated from meter data?<\/span><\/a><\/h4><\/div><div id=\"00eb76ac5632714db\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_00eb76ac5632714db\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<p data-start=\"765\" data-end=\"875\">SPF (Seasonal Performance Factor) is a seasonal efficiency value based on measured data over a defined period.<\/p>\n<p data-start=\"877\" data-end=\"962\">At a high level:<br data-start=\"893\" data-end=\"896\" \/><strong data-start=\"896\" data-end=\"962\">SPF = total useful heat delivered \u00f7 total electricity consumed<\/strong><\/p>\n<p data-start=\"964\" data-end=\"1142\">A meaningful SPF result requires correct meter placement, a clear time period, and a clearly defined measurement boundary (what is included in electricity input and heat output).<\/p>\n<\/div><\/div><\/div><div class=\"fusion-panel panel-default panel-d7d25cabf3917d833 fusion-toggle-no-divider fusion-toggle-boxed-mode\" style=\"--awb-title-color:#59682f;--awb-content-color:#3f3f3f;\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_d7d25cabf3917d833\"><a aria-expanded=\"false\" aria-controls=\"d7d25cabf3917d833\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-67358-1\" data-target=\"#d7d25cabf3917d833\" href=\"#d7d25cabf3917d833\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">4. What are \u201cmeasurement boundaries\u201d and why do they matter?<\/span><\/a><\/h4><\/div><div id=\"d7d25cabf3917d833\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_d7d25cabf3917d833\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<p data-start=\"1347\" data-end=\"1357\">A measurement boundary defines which components are included in the calculation. For example, one SPF value may include only compressor electricity, while another includes pumps, controls, and backup heating. Efficiency values are only comparable when boundaries and scopes match.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-panel panel-default panel-084955c0b42913795 fusion-toggle-no-divider fusion-toggle-boxed-mode\" style=\"--awb-title-color:#59682f;--awb-content-color:#3f3f3f;\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_084955c0b42913795\"><a aria-expanded=\"false\" aria-controls=\"084955c0b42913795\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-67358-1\" data-target=\"#084955c0b42913795\" href=\"#084955c0b42913795\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">5. What should be metered for reliable efficiency tracking?<\/span><\/a><\/h4><\/div><div id=\"084955c0b42913795\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_084955c0b42913795\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<p data-start=\"1555\" data-end=\"1595\">A strong basic setup typically includes:<\/p>\n<ul data-start=\"1596\" data-end=\"1824\">\n<li data-start=\"1596\" data-end=\"1715\">\n<p data-start=\"1598\" data-end=\"1715\">an electricity meter for the heat pump system supply (and ideally separate measurement for backup heating if present)<\/p>\n<\/li>\n<li data-start=\"1716\" data-end=\"1824\">\n<p data-start=\"1718\" data-end=\"1824\">a heat meter measuring useful heat delivered to space heating (and a defined approach for DHW if included)<\/p>\n<\/li>\n<\/ul>\n<\/div><\/div><\/div><div class=\"fusion-panel panel-default panel-3b28e6c967ec60467 fusion-toggle-no-divider fusion-toggle-boxed-mode\" style=\"--awb-title-color:#59682f;--awb-content-color:#3f3f3f;\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_3b28e6c967ec60467\"><a aria-expanded=\"false\" aria-controls=\"3b28e6c967ec60467\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-67358-1\" data-target=\"#3b28e6c967ec60467\" href=\"#3b28e6c967ec60467\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">6. What are common heat pump efficiency measurement errors?<\/span><\/a><\/h4><\/div><div id=\"3b28e6c967ec60467\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_3b28e6c967ec60467\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<p data-start=\"1890\" data-end=\"1912\">Common errors include:<\/p>\n<ul data-start=\"1913\" data-end=\"2304\">\n<li data-start=\"1913\" data-end=\"1957\">\n<p data-start=\"1915\" data-end=\"1957\">using unclear or inconsistent boundaries<\/p>\n<\/li>\n<li data-start=\"1958\" data-end=\"2028\">\n<p data-start=\"1960\" data-end=\"2028\">measuring whole-house electricity instead of heat pump electricity<\/p>\n<\/li>\n<li data-start=\"2029\" data-end=\"2105\">\n<p data-start=\"2031\" data-end=\"2105\">excluding auxiliary electricity (pumps, standby, defrost, backup heater)<\/p>\n<\/li>\n<li data-start=\"2106\" data-end=\"2160\">\n<p data-start=\"2108\" data-end=\"2160\">incorrect heat meter placement or missing circuits<\/p>\n<\/li>\n<li data-start=\"2161\" data-end=\"2236\">\n<p data-start=\"2163\" data-end=\"2236\">using short measurement windows that don\u2019t represent seasonal operation<\/p>\n<\/li>\n<li data-start=\"2237\" data-end=\"2304\">\n<p data-start=\"2239\" data-end=\"2304\">mixing space heating and domestic hot water without stating scope<\/p>\n<\/li>\n<\/ul>\n<\/div><\/div><\/div><div class=\"fusion-panel panel-default panel-a2bfb36bac3644647 fusion-toggle-no-divider fusion-toggle-boxed-mode\" style=\"--awb-title-color:#59682f;--awb-content-color:#3f3f3f;\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_a2bfb36bac3644647\"><a aria-expanded=\"false\" aria-controls=\"a2bfb36bac3644647\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-67358-1\" data-target=\"#a2bfb36bac3644647\" href=\"#a2bfb36bac3644647\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">7. Can monitoring help reduce electricity consumption?<\/span><\/a><\/h4><\/div><div id=\"a2bfb36bac3644647\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_a2bfb36bac3644647\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<p data-start=\"2294\" data-end=\"2316\">Yes. Monitoring helps identify patterns such as high flow temperatures, frequent cycling, unexpected backup heater use, constant pump operation, or defrost-heavy periods. Once identified, these issues can often be corrected through control tuning, commissioning, or system adjustments.<\/p>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":34,"featured_media":2902,"parent":66448,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-67358","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.idm-energie.at\/en\/wp-json\/wp\/v2\/pages\/67358","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.idm-energie.at\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.idm-energie.at\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.idm-energie.at\/en\/wp-json\/wp\/v2\/users\/34"}],"replies":[{"embeddable":true,"href":"https:\/\/www.idm-energie.at\/en\/wp-json\/wp\/v2\/comments?post=67358"}],"version-history":[{"count":0,"href":"https:\/\/www.idm-energie.at\/en\/wp-json\/wp\/v2\/pages\/67358\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.idm-energie.at\/en\/wp-json\/wp\/v2\/pages\/66448"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.idm-energie.at\/en\/wp-json\/wp\/v2\/media\/2902"}],"wp:attachment":[{"href":"https:\/\/www.idm-energie.at\/en\/wp-json\/wp\/v2\/media?parent=67358"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}