Title:
Safety Subfunctions Pneumatics - Circuit
Subtitle:
SSC, up to Cat. 3, up to PL d, PUS, up to Cat. 3, up to PL d; CH 1: piloted check valve, limit switch drive, test cycle CH 2: 5/3 way closed, limit switch drive, test cycle
Description:

Safe Stopping (SSC), up to Cat. 3, up to PL d;
Prevention of unexpected start-up (PUS), up to Cat. 3, up to PL d;
Channel 1: piloted check valve, limit switch drive, test cycle
Channel 2: 5/3 way closed, limit switch drive, test cycle
Safety Application Note with a possible implementation of the safety sub-functions SSC and PUS. Included is the basic circuit, safety-related block diagram, Sistema project, FluidDraw project, characteristics of suitable products and a product list of suitable products from Festo.

Document type:
Application Note
Title Version

Safety Subfunctions Pneumatics - Circuit

 

Safe Stopping (SSC), up to Cat. 3, up to PL d;
Prevention of unexpected start-up (PUS), up to Cat. 3, up to PL d;
Channel 1: piloted check valve, limit switch drive, test cycle
Channel 2: 5/3 way closed, limit switch drive, test cycle
Safety Application Note with a possible implementation of the safety sub-functions SSC and PUS. Included is the basic circuit, safety-related block diagram, Sistema project, FluidDraw project, characteristics of suitable products and a product list of suitable products from Festo.

Sicherheits-Teilfunktionen Pneumatik - Schaltung

 

Sicheres Anhalten und absperren (SSC), bis zu Kat. 3, bis zu PL d;
Vermeidung unerwarteter Anlauf (PUS), bis zu Kat. 3, bis zu PL d;
Kanal 1: entsperrbares Rückschlagventil, Endschalter Antrieb, Prüfzyklus;
Kanal 2 (Arbeitsventil): 5/3 geschlossen, elektrisch betätigt, vorgesteuert, mechanische Feder, Endschalter Antrieb, Prüfzyklus;
Safety Application Note mit einer möglichen Umsetzung der Sicherheits-Teilfunktionen SSC und PUS. Enthalten ist die Grundschaltung, sicherheitsbezogenes Blockdiagramm, Sistema-Projekt, FluidDraw-Projekt, Merkmale geeigneter Produkte und eine Produktliste geeigneter Produkte von Festo.