Industry 4.0 is the ongoing automation of traditional manufacturing and industrial practices, using modern smart technology. Large-scale machine-to-machine communication (M2M) and the internet of things(IoT) are integrated for increased automation, improved communication and self-monitoring, and production of smart machines that can analyse and diagnose issues without the need for human intervention pro has developed a range of cap changer systems allowing full diagnosis, via smartphone or tablet, of your welding equipment with a range of options to suit your requirements, giving you on the spot monitoring live and without interruption to your production line.