No Wires, No Worries: Is it safe to make your shop floor a 'hot spot' for wireless DNC and other data communication? This shop's experience shows that it is

摘要

Sometimes it takes a bolt of lightning for a company to implement a new technology. That's literally what happened at Miller Welding and Machine in Brookville, Pennsylvania. When lightning struck the company's main plant in October 2004, the current followed the network cables connecting most of its machining centers. The surge of energy destroyed critical circuit boards inside the CNC units, taking the machines out of commission and seriously disrupting production. It took several days and thousands of dollars to get this equipment back online.