{"id":934,"date":"2024-04-24T12:43:33","date_gmt":"2024-04-24T12:43:33","guid":{"rendered":"https:\/\/www.zetaalarmsystems.com\/?post_type=product&p=934"},"modified":"2025-03-27T10:54:38","modified_gmt":"2025-03-27T10:54:38","slug":"black-mkii-addressable-combined-optical-smoke-heat-a1r-detector","status":"publish","type":"product","link":"https:\/\/www.zetaalarmsystems.com\/product\/black-mkii-addressable-combined-optical-smoke-heat-a1r-detector\/","title":{"rendered":"Black MKII Addressable Combined Optical Smoke & Heat (A1R) Detector"},"content":{"rendered":"\n

The Fyreye Black MKII Addressable Combined Optical Smoke & Heat (A1R) detector (MKII-AOH\/B) uses a pulsing IR LED & photodiode to detect IR scatter caused by smoke entering the chamber.<\/p>\n\n\n\n

The detector is particularly suitable for detecting optically dense smoke, involving materials such as soft furnishings, PVC, plastic, foam and all similar materials which produce small visible particles (0.5 to 10\u03bcm).<\/p>\n","protected":false},"featured_media":3732,"parent":0,"template":"","product-category":[297],"sku":[301],"class_list":["post-934","product","type-product","status-publish","has-post-thumbnail","hentry","product-category-mkii-addressable-smoke-detectors","sku-mkii-aoh-b"],"acf":[],"yoast_head":"\nBlack MKII Addressable Combined Optical Smoke & Heat (A1R) Detector - Zeta Alarms<\/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:\/\/www.zetaalarmsystems.com\/product\/black-mkii-addressable-combined-optical-smoke-heat-a1r-detector\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Black MKII Addressable Combined Optical Smoke & Heat (A1R) Detector - Zeta Alarms\" \/>\n<meta property=\"og:description\" content=\"The Fyreye Black MKII Addressable Combined Optical Smoke & Heat (A1R) detector (MKII-AOH\/B) uses a pulsing IR LED & photodiode to detect IR scatter caused by smoke entering the chamber. The detector is particularly suitable for detecting optically dense smoke, involving materials such as soft furnishings, PVC, plastic, foam and all similar materials which produce […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.zetaalarmsystems.com\/product\/black-mkii-addressable-combined-optical-smoke-heat-a1r-detector\/\" \/>\n<meta property=\"og:site_name\" content=\"Zeta Alarms\" \/>\n<meta property=\"article:modified_time\" content=\"2025-03-27T10:54:38+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.zetaalarmsystems.com\/wp-content\/uploads\/2024\/04\/MKII-AOHB.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1405\" \/>\n\t<meta property=\"og:image:height\" content=\"1405\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.zetaalarmsystems.com\\\/product\\\/black-mkii-addressable-combined-optical-smoke-heat-a1r-detector\\\/\",\"url\":\"https:\\\/\\\/www.zetaalarmsystems.com\\\/product\\\/black-mkii-addressable-combined-optical-smoke-heat-a1r-detector\\\/\",\"name\":\"Black MKII Addressable Combined Optical Smoke & Heat (A1R) Detector - 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