When detected indications occur in the flight deck an alarm bell is provided by the aural warning devices unit M315 for a fire condition.
当在飞机蒙皮探测到火警信号时，音响警告设备M315将给出一个警告铃声。
System's analog variable, switch variable collect unit and switch variable output unit can monitor and control some equipment, such as air-condition, ventilator and fire alarm equipment.
系统的模拟量及开关量采集单元和开关量输出单元可以监控空调、通风机、火警等装置。
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