{"id":162,"date":"2013-04-22T13:36:17","date_gmt":"2013-04-22T17:36:17","guid":{"rendered":"http:\/\/firealarmsboston.com\/?page_id=162"},"modified":"2017-11-17T13:22:20","modified_gmt":"2017-11-17T18:22:20","slug":"the-fire-alarm-system","status":"publish","type":"page","link":"https:\/\/www.firealarmsboston.com\/?page_id=162","title":{"rendered":"The Fire Alarm System"},"content":{"rendered":"<p><strong>Fire alarm systems are a combination of initiation devices tied into a main control panel. Any initiation device that activates will cause an alarm condition on the main control panel that will in turn activate notification devices, relays, and if set up, send notification of alarm to fire department via central station, masterbox, or radio transmitter.<\/p>\n<div class=\"sharedaddy sd-sharing-enabled\"><div class=\"robots-nocontent sd-block sd-social sd-social-icon-text sd-sharing\"><h3 class=\"sd-title\">Share this:<\/h3><div class=\"sd-content\"><ul><li class=\"share-print\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-print sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162\" target=\"_blank\" title=\"Click to print\"><span>Print<\/span><\/a><\/li><li class=\"share-facebook\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-facebook-162\" class=\"share-facebook sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=facebook\" target=\"_blank\" title=\"Click to share on Facebook\"><span>Facebook<\/span><\/a><\/li><li class=\"share-linkedin\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-linkedin-162\" class=\"share-linkedin sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=linkedin\" target=\"_blank\" title=\"Click to share on LinkedIn\"><span>LinkedIn<\/span><\/a><\/li><li class=\"share-twitter\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-twitter-162\" class=\"share-twitter sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=twitter\" target=\"_blank\" title=\"Click to share on Twitter\"><span>Twitter<\/span><\/a><\/li><li class=\"share-pinterest\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-pinterest-162\" class=\"share-pinterest sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=pinterest\" target=\"_blank\" title=\"Click to share on Pinterest\"><span>Pinterest<\/span><\/a><\/li><li><a href=\"#\" class=\"sharing-anchor sd-button share-more\"><span>More<\/span><\/a><\/li><li class=\"share-end\"><\/li><\/ul><div class=\"sharing-hidden\"><div class=\"inner\" style=\"display: none;\"><ul><li class=\"share-reddit\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-reddit sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=reddit\" target=\"_blank\" title=\"Click to share on Reddit\"><span>Reddit<\/span><\/a><\/li><li class=\"share-tumblr\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-tumblr sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=tumblr\" target=\"_blank\" title=\"Click to share on Tumblr\"><span>Tumblr<\/span><\/a><\/li><li class=\"share-end\"><\/li><li class=\"share-pocket\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-pocket sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=pocket\" target=\"_blank\" title=\"Click to share on Pocket\"><span>Pocket<\/span><\/a><\/li><li class=\"share-end\"><\/li><\/ul><\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Fire alarm systems are a combination of initiation devices tied into a main control panel. Any initiation device that activates will cause an alarm condition on the main control panel that will in turn activate notification devices, relays, and if set up, send notification of alarm to fire department via central station, masterbox, or radio &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.firealarmsboston.com\/?page_id=162\" class=\"read-more\">Read More<span class=\"screen-reader-text\"> &#8220;The Fire Alarm System&#8221;<\/span><\/a><\/p>\n<div class=\"sharedaddy sd-sharing-enabled\"><div class=\"robots-nocontent sd-block sd-social sd-social-icon-text sd-sharing\"><h3 class=\"sd-title\">Share this:<\/h3><div class=\"sd-content\"><ul><li class=\"share-print\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-print sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162\" target=\"_blank\" title=\"Click to print\"><span>Print<\/span><\/a><\/li><li class=\"share-facebook\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-facebook-162\" class=\"share-facebook sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=facebook\" target=\"_blank\" title=\"Click to share on Facebook\"><span>Facebook<\/span><\/a><\/li><li class=\"share-linkedin\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-linkedin-162\" class=\"share-linkedin sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=linkedin\" target=\"_blank\" title=\"Click to share on LinkedIn\"><span>LinkedIn<\/span><\/a><\/li><li class=\"share-twitter\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-twitter-162\" class=\"share-twitter sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=twitter\" target=\"_blank\" title=\"Click to share on Twitter\"><span>Twitter<\/span><\/a><\/li><li class=\"share-pinterest\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-pinterest-162\" class=\"share-pinterest sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=pinterest\" target=\"_blank\" title=\"Click to share on Pinterest\"><span>Pinterest<\/span><\/a><\/li><li><a href=\"#\" class=\"sharing-anchor sd-button share-more\"><span>More<\/span><\/a><\/li><li class=\"share-end\"><\/li><\/ul><div class=\"sharing-hidden\"><div class=\"inner\" style=\"display: none;\"><ul><li class=\"share-reddit\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-reddit sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=reddit\" target=\"_blank\" title=\"Click to share on Reddit\"><span>Reddit<\/span><\/a><\/li><li class=\"share-tumblr\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-tumblr sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=tumblr\" target=\"_blank\" title=\"Click to share on Tumblr\"><span>Tumblr<\/span><\/a><\/li><li class=\"share-end\"><\/li><li class=\"share-pocket\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-pocket sd-button share-icon\" href=\"https:\/\/www.firealarmsboston.com\/?page_id=162&amp;share=pocket\" target=\"_blank\" title=\"Click to share on Pocket\"><span>Pocket<\/span><\/a><\/li><li class=\"share-end\"><\/li><\/ul><\/div><\/div><\/div><\/div><\/div>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"spay_email":""},"jetpack_shortlink":"https:\/\/wp.me\/P3k9h9-2C","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":13,"url":"https:\/\/www.firealarmsboston.com\/?page_id=13","url_meta":{"origin":162,"position":0},"title":"Fire Alarm Systems Basics","date":"April 3, 2013","format":false,"excerpt":"Fire alarm systems are a combination of initiation devices tied into a main control panel. Any initiation device\u00a0that\u00a0activates will cause an alarm condition on the main control panel that will in turn activate notification devices, relays, and if set up, send notification of alarm to fire department via central station,\u2026","rel":"","context":"Similar post","img":{"alt_text":"Fire alarm block diagram","src":"https:\/\/i0.wp.com\/firealarmsboston.com\/wp-content\/uploads\/2013\/04\/Fire_alarm_diag2.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":16,"url":"https:\/\/www.firealarmsboston.com\/?page_id=16","url_meta":{"origin":162,"position":1},"title":"Initiation Devices","date":"April 3, 2013","format":false,"excerpt":"Initiation devices activate an alarm signal to the fire alarm control panel. There are many kinds of devices, and we are trying to give you an understanding of the most common ones in this section.","rel":"","context":"Similar post","img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":23,"url":"https:\/\/www.firealarmsboston.com\/?page_id=23","url_meta":{"origin":162,"position":2},"title":"Beam Detectors","date":"April 3, 2013","format":false,"excerpt":"Beam detectors are devices that use infrared beams to detect smoke obscuration. When the smoke causes the beam strength to drop a set amount, the device will enter an alarm state, setting off the fire alarm system. Beam detectors are used to cover large areas or hard to access areas.","rel":"","context":"Similar post","img":{"alt_text":"Beam Detector","src":"https:\/\/i0.wp.com\/firealarmsboston.com\/wp-content\/uploads\/2013\/04\/6500-MMK.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":27,"url":"https:\/\/www.firealarmsboston.com\/?page_id=27","url_meta":{"origin":162,"position":3},"title":"Monitor Modules","date":"April 3, 2013","format":false,"excerpt":"Monitor modules are used on addressable fire alarm panels to allow for mechanical devices or switches to activate alarms or troubles. Common applications are sprinkler flow switches and tamper switches.","rel":"","context":"Similar post","img":{"alt_text":"Monitor Module","src":"https:\/\/i0.wp.com\/firealarmsboston.com\/wp-content\/uploads\/2013\/04\/mmf300.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":29,"url":"https:\/\/www.firealarmsboston.com\/?page_id=29","url_meta":{"origin":162,"position":4},"title":"Flow and Tamper Switches","date":"April 3, 2013","format":false,"excerpt":"Flow switches and tamper switches are devices used on sprinkler systems. Flow switches detect water movement or drop in pressure, and activate alarms. Tamper switches detect when a sprinkler valve has been partially to fully closed and usually activates a trouble signal at the control, although some cities require them\u2026","rel":"","context":"Similar post","img":{"alt_text":"","src":"https:\/\/i0.wp.com\/firealarmsboston.com\/wp-content\/uploads\/2013\/04\/WFD20.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":17,"url":"https:\/\/www.firealarmsboston.com\/?page_id=17","url_meta":{"origin":162,"position":5},"title":"Pull Stations","date":"April 3, 2013","format":false,"excerpt":"Pullstations are single action or dual action devices that manually activated by individuals to initiate an alarm. They are commonly located at exit points and every 200 ft.","rel":"","context":"Similar post","img":{"alt_text":"","src":"https:\/\/i0.wp.com\/firealarmsboston.com\/wp-content\/uploads\/2013\/04\/bg8.jpg?resize=350%2C200","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.firealarmsboston.com\/index.php?rest_route=\/wp\/v2\/pages\/162"}],"collection":[{"href":"https:\/\/www.firealarmsboston.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.firealarmsboston.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.firealarmsboston.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.firealarmsboston.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=162"}],"version-history":[{"count":3,"href":"https:\/\/www.firealarmsboston.com\/index.php?rest_route=\/wp\/v2\/pages\/162\/revisions"}],"predecessor-version":[{"id":264,"href":"https:\/\/www.firealarmsboston.com\/index.php?rest_route=\/wp\/v2\/pages\/162\/revisions\/264"}],"wp:attachment":[{"href":"https:\/\/www.firealarmsboston.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=162"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}