Are the terms “Mean Time Between Failures” (MTBF) and “Safety Integrity Level” (SIL) related to each other? Some would think not but read on if you’d like to discover if that’s true. MTBFEquipment suppliers have been providing MTBF data for their electrical and electronic equipment for decades. The base information usually comes from a field

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With a SIL verification probability of failure calculation for a safety function, how do you decide whether PFD or PFH applies? This technical blog article details what you need to consider.

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