VDI/VDE 2180 Blatt 4-2006 Safeguarding of industrial process plants by means of process control engineering - Calculating methods of reliability characteristics of safety instrumented functions
Sicherung von Anlagen der Verfahrenstechnik mit Mitteln der Prozessleittechnik (PLT) - Berechnungsmethoden fuer Zuverlaessigkeitskenngroessen von PLT-Schutzeinrichtungen
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