Deck/Electrical Equipment/793404-793405 BUZZER ALARM WATERTIGHT

中文品名：水密蜂鸣器报警器

793404, 表面安装，#2SW DC22V

793405, 带灯, 表面安装，#2SLW DC22V

For emergency or engineer alarm signalling.  Used where noise levels or acoustic properties can not be covered with ordinary signals.  The mechanism is enclosed inside the housing.  Available for DC or AC.

用于紧急或工程师报警信号。在普通信号无法覆盖噪声级别或声学特性的情况下使用。该机械装置被封闭在壳体内。可用于直流或交流。