Fire Alarm Linkage Windows Controller

Electric fire-fighting and smoke venting control system:
Linkage with the fire alarm signal it can exhaust smoke in time when the fire broke out. Even if the fire signal fault.it can also use manual mode to open the windon.
System has backup batteries so it can open window and ex-haust smoke when the power is cut-off, The system can be connected with a variety of intelligent sensing devi-ces such as: smoke sensor, wind sensor, rain-sensor,temperature sense and control.