This chapter begins with the general subject of digital communications, explaining transmission types, protocols, error handling and networks, and concludes with a description of the transmission medium of fibre optics, a technology which is increasingly found within the substation environment.
This chapter introduces the final element of background knowledge required for the remainder of this book. It begins with the general subject of digital communications, explaining transmission types, protocols, error handling and networks, and concludes with a description of the transmission medium of fibre optics, a technology which is increasingly found within the substation environment.