# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Keyswitch | 布/撤防锁
An alternate device used to arm or disarm the alarm system, instead of a keypad. This is typically used on an intruder alarm system operated which allows two or more areas to be armed and disarmed independently of each other.
用于布防或撤防报警系统的替代设备,而不是键盘。一般使用在入侵报警系统,它允许两个或更多区域相互独立地进行布防和撤防。
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