{"id":42360,"date":"2022-01-03T18:40:04","date_gmt":"2022-01-03T17:40:04","guid":{"rendered":"https:\/\/www.trioptics.fr\/?post_type=product&#038;p=42360"},"modified":"2025-09-19T17:47:57","modified_gmt":"2025-09-19T15:47:57","slug":"tunnel-entrance-photometer-tep-2-0","status":"publish","type":"product","link":"https:\/\/www.trioptics.fr\/en\/product\/tunnel-entrance-photometer-tep-2-0\/","title":{"rendered":"Tunnel entrance photometer TEP-2.0"},"content":{"rendered":"<p>The TEP-2.0 tunnel entrance photometer or TEP for Tunnel Entrance Photometers, is a measurement system essential to the energy efficient lighting of tunnel gates (entrances and exits). It is installed in front of the entrance and produces an output current proportional to the luminance in the central field of view around the tunnel gate.<\/p>\n<p>This signal can be used to keep the tunnel lighting at an optimal level relative to the surrounding luminance and save energy.<\/p>\n<p>Two versions are available: 1 single range and 1 double range<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"201\">&nbsp;<\/td>\n<td width=\"201\">TEP-1.0<\/td>\n<td width=\"201\">TEP-2.0<\/td>\n<\/tr>\n<tr>\n<td width=\"201\">Dynamic<\/td>\n<td width=\"201\">0 to 10000 cd\/m2<\/td>\n<td width=\"201\">0 to 10000cd\/m\u00b2<\/td>\n<\/tr>\n<tr>\n<td width=\"201\">Low Range<\/td>\n<td width=\"201\">N\/A<\/td>\n<td width=\"201\">200 to 500 cd\/m\u00b2<\/td>\n<\/tr>\n<tr>\n<td width=\"201\">High Range<\/td>\n<td width=\"201\">1000 to 10000 cd\/m2<\/td>\n<td width=\"201\">1000 to 10000 cd\/m\u00b2<\/td>\n<\/tr>\n<tr>\n<td width=\"201\">Housing<\/td>\n<td width=\"201\">IP 65<\/td>\n<td width=\"201\">IP 65<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"ctadiv\" style=\"text-align: justify\"><\/div>\n<div class=\"ctadiv\"><a class=\"cta\" href=\"https:\/\/www.trioptics.fr\/en\/contact\/\">Contact us for a quote<\/a><\/div>\n<div class=\"tlchgmt\">\n<p class=\"titdoc\"><Span class=\"tittel\">Download data sheet<\/span><\/p>\n<p><a class=\"doctel\" href=\"https:\/\/www.trioptics.fr\/wp-content\/uploads\/produits\/fichiers\/tep-20.pdf\" target=\"_blank\" rel=\"noopener\">Documentation <span class=\"nomtel\">tep-20.pdf<\/span><\/a><\/p>\n<\/div>\n<div class=\"video\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>The TEP-2.0 tunnel entrance photometer or TEP for Tunnel Entrance Photometers, is a measurement system essential to the energy efficient lighting of tunnel gates (entrances and<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"featured_media":36687,"template":"","meta":{"rs_blank_template":"","rs_page_bg_color":"","slide_template_v7":""},"product_brand":[],"product_cat":[1700],"product_tag":[],"class_list":["post-42360","product","type-product","status-publish","has-post-thumbnail","product_cat-other-photometric-measurements-en","first","instock","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>TEP-2.0 tunnel entrance photometer for energy-efficient lighting<\/title>\n<meta name=\"description\" content=\"TRIOPTICS distributes high-precision optical equipment for industry and research, including Tunnel entrance photometer TEP-2.0. Visit our website to learn more.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.trioptics.fr\/en\/product\/tunnel-entrance-photometer-tep-2-0\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"TEP-2.0 tunnel entrance photometer for energy-efficient lighting\" \/>\n<meta property=\"og:description\" content=\"TRIOPTICS distributes high-precision optical equipment for industry and research, including Tunnel entrance photometer TEP-2.0. 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