Gint Burokas
Articles
Industrial PCs
February 1, 1998
Redundancy in Control
How is redundancy implemented for PC-based control? The first step is defining a physical interface to the real world that will provide multiple computers controlling the same I/O system.One way to provide multiple "controllers" is to implement a "mirroring backup" so that another system also collects all data.
By Gint Burokas