Welder welcomes PLC based control and safety system

摘要

A new architecture for safety systems that centralises the safety relays into the PLC instead of using standalone devices spread around the plant has had its first UK use, Mitsubishi Electric has announced amba Welding Systems, based in Richmond, North Yorkshire, has used the QS safety relay in a Nlitsubishi Q series PLC (programmable logic controller) as the basis of a new integrated control and safety system for a refurbished resistance welding machine.