Материал из База данных ДЮО "Остров Сокровищ"
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| − | Wireless security alarm systems are perfect for installation in a residence that wasn't wired for an alarm technique when it was built. Motion sensors, door contacts and window contacts can all be wireless, and not need to have to be hardwired back to the principal manage panel. Even the manage keypad can be wireless.
| + | == Краткое описание == |
| − | The numerous wireless components use RF (radio waves) to transmit their signals back to the primary manage panel. The only actual disadvantage compared to wired systems is that the wireless components run on batteries, which will need to be replaced as soon as in a while.
| + | Летний лагерь 2020. Отряд «Депутут» |
| − | These batteries generally final for years, nonetheless, and many alarm firms supply service and maintenance plans that will cover the replacement batteries and the installation of them.
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| − | The most widespread wireless alarm components are the following:
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| − | Control Panel
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| − | This is essentially the "brains" of the alarm technique. It is generally mounted someplace out of the way, like a closet or the basement. It monitors the signals from all the wireless components, and triggers the alarm (and a call to the monitoring station if the program is monitored) if any of the sensors detect an intrusion.
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| − | Keypad
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| − | The keypad is used to arm and disarm the program, as nicely as adjust numerous settings. It is typically situated somewhere near the entrance door for effortless access.
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| − | Magnetic Switches
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| − | These contacts are used to monitor windows and doors. They're created up of a switch that attaches to the window or door and a magnet that is mounted on the frame. If the switch and magnet are separated (the window or door is opened or broken) it will trigger the alarm.
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| − | Motion Sensors
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| − | Motion sensors can be mounted in huge rooms or locations like hallways. They will detect motion - and in some cases physique heat - and trigger the alarm if it is out of the acceptable range.
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| − | Video Cameras
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| − | Wireless security cameras can send a video feed back to a monitor and/or a VCR in the home. They can be utilized to monitor outside areas that are not very visible from the street, as nicely as a way of seeing who is at the door prior to opening it.
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| − | Remote Keys
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| − | Remote keys are much like the remotes you get with car alarms. They can be utilized from a distance to arm or disarm the alarm, as nicely as items like turning lights on or off or unlocking doors. [http://homesecuritysystems.protectamerica.com/CA/Los%20Angeles/ home security los angeles]
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Текущая версия на 00:36, 11 января 2021
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