{"id":95,"date":"2026-04-12T16:50:00","date_gmt":"2026-04-12T13:20:00","guid":{"rendered":"https:\/\/saeedshariati.net\/en\/?p=95"},"modified":"2026-09-29T21:52:09","modified_gmt":"2026-09-29T18:22:09","slug":"elsner-etr-103-ac-knx-room-controller-for-vrf-systems-with-data-security","status":"publish","type":"post","link":"https:\/\/saeedshariati.net\/en\/posts\/elsner-etr-103-ac-knx-room-controller-for-vrf-systems-with-data-security\/","title":{"rendered":"Elsner eTR 103 AC: KNX Room Controller for VRF Systems with Data Security"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Elsner Elektronik &#8211; eTR 103 AC KNX sec<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Elsner Elektronik has introduced the <strong>eTR 103 AC KNX sec<\/strong>, the first product in its new-generation <strong>eTR Secure<\/strong> KNX room controller series.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Designed specifically for <strong>VRF HVAC systems<\/strong>, it suits office and hotel applications. <strong>KNX Data Secure<\/strong> is integrated as standard, ensuring end-to-end encrypted communication.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Smart Linking and semantic tagging simplify commissioning. An integrated temperature\/humidity sensor, 2 inputs for switches\/window contacts\/sensors, and on-device logic functions are included. Starting price is <strong>\u20ac119<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Elsner&#8217;s broader KNX portfolio includes ultrasonic weather stations and multi-interface sensors, reinforcing its focus on open standards (KNX, Modbus, DALI, Matter).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Source:<\/strong> <a href=\"https:\/\/www.elsner-elektronik.de\/\" target=\"_blank\" rel=\"noreferrer noopener\">Elsner Elektronik Official Website<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Elsner Elektronik &#8211; eTR 103 AC KNX sec Elsner Elektronik has introduced the eTR 103 AC KNX sec, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":142,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[16,10],"class_list":["post-95","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knx-products-explorer","tag-knx-products","tag-smart-building-energy-systems"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Elsner eTR 103 AC: KNX Room Controller for VRF Systems with Data Security - Saeed Shariati<\/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:\/\/saeedshariati.net\/en\/posts\/elsner-etr-103-ac-knx-room-controller-for-vrf-systems-with-data-security\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Elsner eTR 103 AC: KNX Room Controller for VRF Systems with Data Security - Saeed Shariati\" \/>\n<meta property=\"og:description\" content=\"Elsner Elektronik &#8211; 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