{"id":3086,"date":"2022-09-24T17:09:21","date_gmt":"2022-09-24T17:09:21","guid":{"rendered":"https:\/\/p69.com.vn\/?p=3086"},"modified":"2022-09-30T08:31:59","modified_gmt":"2022-09-30T08:31:59","slug":"he-thong-bao-chay-la-gi","status":"publish","type":"post","link":"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/","title":{"rendered":"What is a fire alarm system? Structure, diagram, working principle"},"content":{"rendered":"<p><span style=\"vertical-align: inherit;\">Fire alarm systems are designed for early detection of fire, smoke, flames, gas or carbon monoxide giving us time to evacuate safely. Early detection is also key to protecting life and property and giving emergency responders enough time to provide timely assistance while a fire or toxic gas is still small.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">In this article,\u00a0 <\/span><a href=\"https:\/\/p69.com.vn\/\" target=\"_blank\" rel=\"noopener\"><strong><span style=\"vertical-align: inherit;\">the company P69<\/span><\/strong><\/a><span style=\"vertical-align: inherit;\"> will delve into the structure, diagram, operating principle and common automatic fire alarm systems on the market.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_45 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\">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\" area-label=\"ez-toc-toggle-icon-1\"><label for=\"item-69d8cc8f22261\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><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><\/label><input  type=\"checkbox\" id=\"item-69d8cc8f22261\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-visibility-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#What_is_a_fire_alarm_system\" title=\"What is a fire alarm system?\">What is a fire alarm system?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#Construction_of_automatic_fire_alarm_system\" title=\"Construction of automatic fire alarm system\">Construction of automatic fire alarm system<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#Working_principle_of_fire_alarm_system\" title=\"Working principle of fire alarm system\">Working principle of fire alarm system<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#Schematic_drawing_of_the_fire_alarm_system\" title=\"Schematic drawing of the fire alarm system\">Schematic drawing of the fire alarm system<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#1_Schematic_drawing_of_the_common_fire_alarm_system\" title=\"1. Schematic drawing of the common fire alarm system\">1. Schematic drawing of the common fire alarm system<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#2_The_schematic_drawing_of_the_addressable_fire_alarm_system\" title=\"2. The schematic drawing of the addressable fire alarm system\">2. The schematic drawing of the addressable fire alarm system<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#How_to_install_a_fire_alarm_system_according_to_the_principle_diagram\" title=\"How to install a fire alarm system according to the principle diagram\u00a0\">How to install a fire alarm system according to the principle diagram\u00a0<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#1_Step_1_Wire_the_detector_base\" title=\"1. Step 1: Wire the detector base\">1. Step 1: Wire the detector base<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#2_Step_2_Connect_the_detector_base_and_manual_fire_alarm_button_to_the_Hochiki_HCV-8_fire_alarm_panel\" title=\"2. Step 2: Connect the detector base and manual fire alarm button to the Hochiki HCV-8 . fire alarm panel\">2. Step 2: Connect the detector base and manual fire alarm button to the Hochiki HCV-8 . fire alarm panel<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#3_Step_3_Insert_the_detector_into_the_detector_base\" title=\"3. Step 3: Insert the detector into the detector base\">3. Step 3: Insert the detector into the detector base<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#4_Step_4_Connect_the_bell_and_light_to_the_Hochiki_HCV-8_fire_alarm_panel\" title=\"4. Step 4: Connect the bell and light to the Hochiki HCV-8 . fire alarm panel\">4. Step 4: Connect the bell and light to the Hochiki HCV-8 . fire alarm panel<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#6_Step_5_Connect_220VAC_mains_power_and_24VDC_backup_power_to_the_fire_alarm_center\" title=\"6. Step 5: Connect 220VAC mains power and 24VDC backup power to the fire alarm center\">6. Step 5: Connect 220VAC mains power and 24VDC backup power to the fire alarm center<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#Instructions_for_reading_the_schematic_diagram_of_the_fire_alarm_system\" title=\"Instructions for reading the schematic diagram of the fire alarm system\">Instructions for reading the schematic diagram of the fire alarm system<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/p69.com.vn\/en\/he-thong-bao-chay-la-gi\/#Contact_information_P69_-_M_E_Contractor\" title=\"Contact information P69 \u2013 M&amp;E Contractor\">Contact information P69 \u2013 M&amp;E Contractor<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_a_fire_alarm_system\"><\/span><strong><span style=\"vertical-align: inherit;\">What is a fire alarm system?<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">Fire alarm systems are designed to alert us in an emergency so we can take action to protect ourselves, our families, our employees and everyone else.<\/span><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Protection mechanism: detection of fires, smoke, sudden temperature rise, leakage of toxic gas, gas, carbon monoxide.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Warning mechanism: siren, flashing lights, emergency call.<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_3096\" aria-describedby=\"caption-attachment-3096\" style=\"width: 1400px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3096 size-full\" title=\"What is a fire alarm system?\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/so-do-nguyen-ly-he-thong-bao-chay-1400x787-1.jpg\" alt=\"What is a fire alarm system?\" width=\"1400\" height=\"787\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/so-do-nguyen-ly-he-thong-bao-chay-1400x787-1.jpg 1400w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/so-do-nguyen-ly-he-thong-bao-chay-1400x787-1-300x169.jpg 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/so-do-nguyen-ly-he-thong-bao-chay-1400x787-1-1024x576.jpg 1024w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/so-do-nguyen-ly-he-thong-bao-chay-1400x787-1-768x432.jpg 768w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/so-do-nguyen-ly-he-thong-bao-chay-1400x787-1-600x337.jpg 600w\" sizes=\"auto, (max-width: 1400px) 100vw, 1400px\" \/><figcaption id=\"caption-attachment-3096\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">What is a fire alarm system?<\/span><\/em><\/figcaption><\/figure>\n<h2 id=\"ftoc-heading-2\" class=\"ftwp-heading\"><span class=\"ez-toc-section\" id=\"Construction_of_automatic_fire_alarm_system\"><\/span><span style=\"vertical-align: inherit;\">Construction of automatic fire alarm system<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">An\u00a0 <\/span><strong><span style=\"vertical-align: inherit;\">automatic fire alarm system<\/span><\/strong><span style=\"vertical-align: inherit;\"> \u00a0consists of 03 main components which are fire alarm center, input sensor and output warning device.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">The central fire alarm cabinet is designed in the form of a cabinet, has a backup battery and has phone SIM modules for emergency dialing.<\/span><\/p>\n<p><strong><span style=\"vertical-align: inherit;\">&#8211; Sensor (initiating devices)<\/span><\/strong><span style=\"vertical-align: inherit;\"> : is a system of sensor probes responsible for detecting fires or smoke. Includes smoke detector, heat detector, gas detector, carbon monoxide detector and emergency push button. The sensor probes will be wired to the fire alarm center.<\/span><\/p>\n<p><strong><span style=\"vertical-align: inherit;\">&#8211; Fire alarm center (central processing unit)<\/span><\/strong><span style=\"vertical-align: inherit;\"> : receiving, analyzing and processing signals from incoming sensor probes.<\/span><\/p>\n<p><strong><span style=\"vertical-align: inherit;\">&#8211; Loudspeakers, fire alarms (output devices)<\/span><\/strong><span style=\"vertical-align: inherit;\"> : are fire alarm devices such as fire alarms, fire alarm loudspeakers, emergency dialers.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Working_principle_of_fire_alarm_system\"><\/span><span style=\"vertical-align: inherit;\">Working principle of fire alarm system<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong><span style=\"vertical-align: inherit;\">&#8211; Step 1:<\/span><\/strong><span style=\"vertical-align: inherit;\"> \u00a0When the sensors detect a fire, rising temperature, smoke or toxic gas&#8230; they immediately send a signal to the central fire alarm cabinet. The same thing happens if the user presses the emergency button.<\/span><\/p>\n<p><strong><span style=\"vertical-align: inherit;\">&#8211; Step 2<\/span><\/strong><span style=\"vertical-align: inherit;\"> : Fire alarm control panel (FACP) is the main control component of fire alarm devices. When receiving the fire alarm signal from the detector or the emergency button, the fire alarm cabinet will send a signal to the emergency alarm device (horn, light&#8230;).<\/span><\/p>\n<p><strong><span style=\"vertical-align: inherit;\">&#8211; Step 3:<\/span><\/strong><span style=\"vertical-align: inherit;\"> \u00a0Alarm devices include:<\/span><\/p>\n<ul>\n<li><strong><span style=\"vertical-align: inherit;\">Fire sirens, fire loudspeakers, flashing lights, sirens:<\/span><\/strong><span style=\"vertical-align: inherit;\"> \u00a0warn people to evacuate.<\/span><\/li>\n<li><strong><span style=\"vertical-align: inherit;\">Emergency dialing module:<\/span><\/strong><span style=\"vertical-align: inherit;\"> \u00a0make a call to the functional force (fire 114) or to the person in charge to handle it.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Schematic_drawing_of_the_fire_alarm_system\"><\/span><span id=\"4_Ban_ve_so_do_nguyen_ly_he_thong_bao_chay\"><b><span style=\"vertical-align: inherit;\">Schematic drawing of the fire alarm system<\/span><\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">Currently, there are two drawings of the principle diagram of the fire alarm system that are most commonly applied: the principle diagram of the conventional fire alarm system and the diagram of the addressable fire alarm system. Specifically:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Schematic_drawing_of_the_common_fire_alarm_system\"><\/span><span id=\"41_Ban_ve_so_do_nguyen_ly_he_thong_bao_chay_thuong\"><b><span style=\"vertical-align: inherit;\">1. Schematic drawing of the common fire alarm system<\/span><\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">Fire alarm system is often called conventional fire alarm system (zone). In this system will include many devices located on a signal line. When a fire alarm occurs, we only know which area is reported but do not know the exact location.<\/span><\/p>\n<figure id=\"attachment_3088\" aria-describedby=\"caption-attachment-3088\" style=\"width: 512px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3088 size-full\" title=\"Schematic drawing of the common fire alarm system\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/so-do-bao-chay.png\" alt=\"Schematic drawing of the common fire alarm system\" width=\"512\" height=\"397\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/so-do-bao-chay.png 512w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/so-do-bao-chay-300x233.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption id=\"caption-attachment-3088\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Schematic drawing of the common fire alarm system<\/span><\/em><\/figcaption><\/figure>\n<p><span style=\"vertical-align: inherit;\">In this system it is possible to install push-button heat detectors. When a fire occurs, the output devices will act as horns, bells, and indicator lights.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_The_schematic_drawing_of_the_addressable_fire_alarm_system\"><\/span><span id=\"42_Ban_ve_so_do_nguyen_ly_he_thong_bao_chay_dia_chi\"><b><span style=\"vertical-align: inherit;\">2. The schematic drawing of the addressable fire alarm system<\/span><\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">Addressable fire alarm system is a system consisting of devices installed on a signal line with different addresses. On a signal line, how many devices can be installed will depend on how many devices can be supported by the type of fire alarm cabinet.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Addressable fire alarm systems operate more flexibly than conventional fire alarm systems. In particular, we will know exactly where the fire occurs because each smoke, heat or push button has a unique address.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">For this system, the output devices can be programmed as desired by the programming software.<\/span><\/p>\n<figure id=\"attachment_3095\" aria-describedby=\"caption-attachment-3095\" style=\"width: 656px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3095 size-full\" title=\"Addressable fire alarm system\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/1169-he-thong-bao-chay-dia-chi-dt.jpg\" alt=\"Addressable fire alarm system\" width=\"656\" height=\"468\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/1169-he-thong-bao-chay-dia-chi-dt.jpg 656w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/1169-he-thong-bao-chay-dia-chi-dt-300x214.jpg 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/1169-he-thong-bao-chay-dia-chi-dt-600x428.jpg 600w\" sizes=\"auto, (max-width: 656px) 100vw, 656px\" \/><figcaption id=\"caption-attachment-3095\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Addressable fire alarm system<\/span><\/em><\/figcaption><\/figure>\n<p><span style=\"vertical-align: inherit;\">The addressable fire alarm system can be connected to a computer to monitor the operation of the equipment.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">It is possible to connect multiple fire alarm cabinets together to manage on one computer. With flexible features that help to customize the addressable fire alarm system to be suitable for use in large projects with a large number of devices.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">For an addressable fire alarm system, when an input is affected, we can program any control device to operate according to needs. From there, it helps to monitor the device&#8217;s activity on the computer without having to go to the cabinet. At this time, the software on the computer will help us connect directly to the fire alarm cabinet and operate as on the real cabinet.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_install_a_fire_alarm_system_according_to_the_principle_diagram\"><\/span><span id=\"5_Cach_lap_dat_he_thong_bao_chay_theo_so_do_nguyen_ly\"><b><span style=\"vertical-align: inherit;\">How to install a fire alarm system according to the principle diagram\u00a0<\/span><\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">From the drawing of the schematic diagram of the fire alarm system, you need to install it according to the following instructions:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Step_1_Wire_the_detector_base\"><\/span><b><span style=\"vertical-align: inherit;\">1. Step 1: Wire the detector base<\/span><\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">According to the connection positions on the detector base, it is necessary to wire the correct polarity of the detector base and the resistor. On the base of the detector there are pins 1, 2 and 5, 6. In which pins 1 and 6 are incoming pins and pins 2 and 5 are pins going to devices.<\/span><\/p>\n<figure id=\"attachment_3089\" aria-describedby=\"caption-attachment-3089\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3089 size-full\" title=\"Step 1: Wire the detector base\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-1-trong-lap-dat-he-thong-bao-chay.png\" alt=\"Step 1: Wire the detector base\" width=\"800\" height=\"734\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-1-trong-lap-dat-he-thong-bao-chay.png 800w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-1-trong-lap-dat-he-thong-bao-chay-300x275.png 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-1-trong-lap-dat-he-thong-bao-chay-768x705.png 768w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-1-trong-lap-dat-he-thong-bao-chay-600x551.png 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-3089\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Step 1: Wire the detector base<\/span><\/em><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"2_Step_2_Connect_the_detector_base_and_manual_fire_alarm_button_to_the_Hochiki_HCV-8_fire_alarm_panel\"><\/span><b><span style=\"vertical-align: inherit;\">2. Step 2: Connect the detector base and manual fire alarm button to the Hochiki HCV-8 . fire alarm panel<\/span><\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">Connect the detector to the central fire alarm cabinet. Then continue to connect the fire alarm button and connect the resistance at the end of the wire and twist the resistors into the two ends of the wire.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">The manual fire alarm button can be connected with the detector zone or independently on a separate channel. Subsequent zones will do the same for zone 1.<\/span><\/p>\n<figure id=\"attachment_3090\" aria-describedby=\"caption-attachment-3090\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3090 size-full\" title=\"Step 2: Connect the detector base and manual fire alarm button to the Hochiki HCV-8 . fire alarm panel\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-2-trong-lap-dat-he-thong-bao-chay.png\" alt=\"Step 2: Connect the detector base and manual fire alarm button to the Hochiki HCV-8 . fire alarm panel\" width=\"800\" height=\"304\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-2-trong-lap-dat-he-thong-bao-chay.png 800w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-2-trong-lap-dat-he-thong-bao-chay-300x114.png 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-2-trong-lap-dat-he-thong-bao-chay-768x292.png 768w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-2-trong-lap-dat-he-thong-bao-chay-600x228.png 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-3090\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Step 2: Connect the detector base and manual fire alarm button to the Hochiki HCV-8 . fire alarm panel<\/span><\/em><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"3_Step_3_Insert_the_detector_into_the_detector_base\"><\/span><b><span style=\"vertical-align: inherit;\">3. Step 3: Insert the detector into the detector base<\/span><\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">There is a small brick on the body of the detector and the base. When installing, people should pay attention to these 2 tiles to connect together and create a straight line.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Step_4_Connect_the_bell_and_light_to_the_Hochiki_HCV-8_fire_alarm_panel\"><\/span><b><span style=\"vertical-align: inherit;\">4. Step 4: Connect the bell and light to the Hochiki HCV-8 . fire alarm panel<\/span><\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">When connecting to the Hochiki HCV-8 fire alarm panel, it is necessary to conduct the polarization of the bell because the bell is not polarized. This is done by installing a bias diode and installing a resistor at the end of the line for the bell line (must use the correct resistor with a value of 10K). The bell wire connected to the S1 line is polarized\u00a0 <\/span><strong><span style=\"vertical-align: inherit;\">+<\/span><\/strong><span style=\"vertical-align: inherit;\"> \u00a0and\u00a0 <\/span><strong><span style=\"vertical-align: inherit;\">\u2013<\/span><\/strong><span style=\"vertical-align: inherit;\"> .<\/span><\/p>\n<figure id=\"attachment_3091\" aria-describedby=\"caption-attachment-3091\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3091 size-full\" title=\"Step 4: Connect the bell and light to the Hochiki HCV-8 fire alarm panel\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-4-trong-lap-dat-he-thong-bao-chay.png\" alt=\"Step 4: Connect the bell and light to the Hochiki HCV-8 fire alarm panel\" width=\"800\" height=\"310\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-4-trong-lap-dat-he-thong-bao-chay.png 800w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-4-trong-lap-dat-he-thong-bao-chay-300x116.png 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-4-trong-lap-dat-he-thong-bao-chay-768x298.png 768w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/buoc-4-trong-lap-dat-he-thong-bao-chay-600x233.png 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-3091\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Step 4: Connect the bell and light to the Hochiki HCV-8 fire alarm panel<\/span><\/em><\/figcaption><\/figure>\n<p><span style=\"vertical-align: inherit;\">The position indicator light is a non-polarized indicator light, so when connecting the Hochiki TL-14D position indicator light, the lamp is connected to the power cord in the style of a plug, the position indicator wire is connected to the AUX + and ROV pins.<\/span><\/p>\n<figure id=\"attachment_3092\" aria-describedby=\"caption-attachment-3092\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3092 size-full\" title=\"Connect the indicator light to the Hochiki HCV-8 fire alarm panel\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/dau-den-bao-vao-tu-trung-tam-bao-chay-hochiki-hcv-8.png\" alt=\"Connect the indicator light to the Hochiki HCV-8 fire alarm panel\" width=\"800\" height=\"337\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/dau-den-bao-vao-tu-trung-tam-bao-chay-hochiki-hcv-8.png 800w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/dau-den-bao-vao-tu-trung-tam-bao-chay-hochiki-hcv-8-300x126.png 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/dau-den-bao-vao-tu-trung-tam-bao-chay-hochiki-hcv-8-768x324.png 768w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/dau-den-bao-vao-tu-trung-tam-bao-chay-hochiki-hcv-8-600x253.png 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-3092\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Connect the indicator light to the Hochiki HCV-8 fire alarm panel<\/span><\/em><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"6_Step_5_Connect_220VAC_mains_power_and_24VDC_backup_power_to_the_fire_alarm_center\"><\/span><b><span style=\"vertical-align: inherit;\">6. Step 5: Connect 220VAC mains power and 24VDC backup power to the fire alarm center<\/span><\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">After completing steps 1 to 4, it is necessary to check once again to ensure that the wires are properly connected before supplying power to the system.<\/span><\/p>\n<ul>\n<li aria-level=\"1\"><span style=\"vertical-align: inherit;\">Connect the 220VAC mains power to the terminal block<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_5539\" class=\"wp-caption aligncenter\" aria-describedby=\"caption-attachment-5539\"><figcaption id=\"caption-attachment-5539\" class=\"wp-caption-text\"><span style=\"vertical-align: inherit;\">Connect the power supply<\/span><\/figcaption><\/figure>\n<ul>\n<li aria-level=\"1\"><span style=\"vertical-align: inherit;\">Connect the backup battery power supply<\/span><\/li>\n<\/ul>\n<h2 style=\"text-align: left;\"><span class=\"ez-toc-section\" id=\"Instructions_for_reading_the_schematic_diagram_of_the_fire_alarm_system\"><\/span><span style=\"vertical-align: inherit;\">Instructions for reading the schematic diagram of the fire alarm system<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">Gas fire alarm systems are usually designed according to VN standards TCVN 5738 &#8211; 2001 &amp; TCVN 3890 &#8211; 200<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; The fire alarm center is responsible for receiving signals from fire detectors and processing signals, controlling output devices such as light bells, exhaust valves, etc.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; The fire alarm zones are displayed through the pre-installed channel and the zones are displayed on the LCD screen of the control center.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; The detectors used by everyone are smoke and heat detectors, etc. These detectors will be effective when there is a fire, many detectors have transferred information to the processing center.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Alarm devices in the system are whistles, flashing lights, bells, etc. These types of devices will emit sound and flash when there is a command from the information processing center.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Emergency switch: includes 2 types: 1 type works to activate the fire alarm system manually.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; The devices appearing in the schematic diagram of the fire alarm system are connected to each other by cables in galvanized pipes.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Power supply for the center 220VAC, when the central power fails, will automatically switch to the mode of taking backup power from the battery.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Control center (4,8,16\u2026channels, 2,4,8 Loop\u2026) is located at the guard house<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Explosion-proof fixed heat detector designed to meet the building protection range.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Flashing siren and buttons are arranged in an easy-to-observe area to make it easy for users to manipulate.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Contact us today for a free consultation and answer at:<\/span><\/p>\n<div dir=\"auto\">\n<h2><span class=\"ez-toc-section\" id=\"Contact_information_P69_-_M_E_Contractor\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" 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smoke, flames, gas or carbon monoxide giving us time to evacuate safely. Early detection is also key to protecting life and property and giving emergency responders enough time to provide timely assistance while a fire or toxic gas is still small. In this article,\u00a0 the [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":3088,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-3086","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v17.1.1 (Yoast SEO v20.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>H\u1ec7 th\u1ed1ng b\u00e1o ch\u00e1y l\u00e0 g\u00ec? C\u1ea5u t\u1ea1o, s\u01a1 \u0111\u1ed3, nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/title>\n<meta name=\"description\" content=\"H\u1ec7 th\u1ed1ng b\u00e1o ch\u00e1y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm ho\u1ea3 ho\u1ea1n, kh\u00f3i, l\u1eeda, kh\u00ed gas ho\u1eb7c kh\u00ed carbon monoxide gi\u00fap ch\u00fang ta c\u00f3 th\u1eddi gian s\u01a1 t\u00e1n...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/p69.com.vn\/he-thong-bao-chay-la-gi\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[:vi]H\u1ec7 th\u1ed1ng b\u00e1o ch\u00e1y l\u00e0 g\u00ec? C\u1ea5u t\u1ea1o, s\u01a1 \u0111\u1ed3, nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng[:en]What is a fire alarm system? 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