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A free, self-paced tutorial with diagrams – no account needed.
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25 questions on IEC 61511 Edition 2: safety instrumented systems and functions, key vocabulary, the structure of the series, the safety lifecycle, setting and meeting SIL targets, verification, validation and functional safety assessment, and practical scenarios from process plants. Pass mark 70 %.
25 questions · 45 minutes · 2 attempts · pass mark 70%. Free: sign in to start. Your score, the correct answers and an explanation for every question appear as soon as you submit; 70% or more unlocks your certificate.
Learn, practise, get certified
Section outline
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1. Work through the tutorial (about 60 minutes, open to everyone). 2. Sign in free and take the 25-question knowledge check (2 attempts). 3. Score 70% or more to unlock your certificate.