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7/15/2013 8:59 AM | |
Joined: 1/20/2008 Last visit: 10/8/2024 Posts: 120 Rating: (7) |
Dear Arubraje, According to ST 70 Catalog: Failsafe modules and S7-400F/FH are compatible with SIL 3 (acc. to IEC 61508). Also, you can't use CPU 412-2PN/DP for H Red. Take a look at ST 70 2013 Regards, MRG |
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