Project deployment is a critical time in the life cycle of a process automation project. It follows design/development and precedes startup/commissioning. During this project stage, the process automation team ‘deploys’ the applications they have written and tested with the customers into the plant’s systems and hardware.
When designing a PLC control panel, one of the fundamental decisions is how to provide overcurrent protection for I/O modules. Should each I/O module be fused with a single fuse, or should each I/O point be fused individually? Here are 11 things to consider when deciding how and when to fuse I/O points.