Chapter 6

EMC and Functional Safety

Note: this chapter is intended only as an overview of issues relating to functional safety. It makes reference to a number of source documents. In no way is it comprehensive or definitive, and you are strongly recommended to consult the most up-to-date documents if you are actively involved in working with safety-related systems.

The rest of this book deals with EMC as it relates to control of emissions into the environment and control of immunity from environmental disturbances. The latter of these is normally concerned with maintaining a specific level of performance: the general performance criteria (see section 10.3) quoted in immunity standards refer to an “acceptable degradation of performance” as being ...

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