Industry is consuming a large part of electricity. Nowadays, many industries are starting to embrace systematic saving programs. Unfortunately, their way of doing diagnostics is far from what the cardiologist does. An ECG is a multichannel real time signal that is easy to realise. In a factory, the same type of data should be able to be recorded for the biggest consumers in order to see the situation at a glance and to find saving opportunities quickly. It has to be easy, too! Is that possible?