Sil Calculations

Hi Frnds

For An Esd Loop Containing Transmitters , Final Elements, And Level Switch, Do We Consider Switch /rst Pb /emergenncy Pb-- Failure Rate In Determining The Final Sil Level For That Particular Loop,

Also On What Document Do We Define The Sil Level And Who Exactly Defines It , ( Do We Put Sil Level In Cause N Effect Dgm ? )

Regards



Jose John