The smoke detector senses the presence of smoke and warns you before the fire starts.commercial and residential security devices issue a signal to a fire alarm control panel as part of a fire alarm system, while household detectors, known as smoke...
Manual fire alarm call points for fire alarm systems are devices that enable people to raise a fire alarm in the event of a fire incident by pressing or breaking an element to activate the fire alarm system.this device is provided to enable manual...
motion detectors contain sensors that transform the detection of motion into an electrical signal that can be used to trigger alarm events.motion detectors are installed in many different areas of the home, and can be used to tell all sorts of...