當有強風或降雨時，風雨感應器會啟動控制系統自動關窗，同時通風按鈕失效，待信號解除后（10-15分鐘）通風開關恢復正常。

W/Rsensor will order the control system to close all windows automatically whenstrong breeze or heavy rain here meanwhile natural ventilation button is out ofoperation and it will back to work after all cleared (10-15minutes).