The first home security system was born in 1969, consisting of four peepholes and a camera that could be moved to look through any of them, broadcasting the images to a monitor. Nowadays, we can now stream and view a feed of our home security cameras on our mobiles, giving homeowners greater piece of mind. Here, Markus Brettschneider, of ABB’s food and beverage programme, explains how food plant managers can add a similar level of connectivity to retrofit most motors with smart sensors to bring their plants to the digital age.