11/1/2012 9:39 AM | |
Posts: 19 Rating: (0) |
Exceuse my question, But where do you use the mentioned above ? Thank you
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11/1/2012 2:28 PM | |
Joined: 9/27/2006 Last visit: 9/22/2024 Posts: 12282 Rating: (2684)
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Hello Shailesh; Just a note to add to Ayman's information. Thre following pdf shows how MTBF and MTTF (and MTTR) values provided by the automation equipment manufacturers are used to calculate Common Cause Failure (CCF) as part of Machine safety standard IEC 13849-1. How to design safe machine control systems – a guideline This helps to establish the Performance Level (PL, a to e) required of a control system forequipment designedfor safety purposes. Hope this helps, Daniel Chartier |
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