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Flood Sensor


  1. Elevator flood detectors are installed in pits of elevator shafts to avoid personnel casualties caused by flood
  2. When the sensor is submerged under water, the flood detector activates the control system and transmits the signal
  3. The passengers are informed by the broadcast system, then the elevator moves upwards to safe floor
  4. when the cabin arrives at the safe floor, it will stop to prevent further damages