Title:
Circuits Safety Subfunctions Pneumatics
Subtitle:
STO, cat. 1, PL c; PUS, cat. 3, PL e; working valve (CH1): 5/3 way, monitoring by limit switch drive; operation pressure (CH2): 3/2 closed, monitoring pressure switch pilot pressure (CH2): 3/2 closed,
Description:

STO, category 1, PL c;
PUS, category 3, PL e;
working valve (CH1): 5/3 exhausted, electrically actuated, pilot actuated, mechanical spring, limit switch drive
operation pressure (CH2): 3/2 closed, electrically actuated, pilot actuated, mechanical spring, monitoring by pressure switch
pilot pressure (CH2): 3/2 closed, electrically actuated, pilot actuated, mechanical spring, monitoring by pressure switch
Safety Application Note with a possible implementation of the safety sub-functions STO and PUS. Included is the basic circuit, safety-related block diagram, Sistema project, FluidDraw project, FluidSim project, characteristics of suitable products and a product list of suitable products from Festo.

Document type:
Application Note
Title Version
Circuits Safety Subfunctions Pneumatics

STO, category 1, PL c;
PUS, category 3, PL e;
working valve (CH1): 5/3 exhausted, electrically actuated, pilot actuated, mechanical spring, limit switch drive
operation pressure (CH2): 3/2 closed, electrically actuated, pilot actuated, mechanical spring, monitoring by pressure switch
pilot pressure (CH2): 3/2 closed, electrically actuated, pilot actuated, mechanical spring, monitoring by pressure switch
Safety Application Note with a possible implementation of the safety sub-functions STO and PUS. Included is the basic circuit, safety-related block diagram, Sistema project, FluidDraw project, FluidSim project, characteristics of suitable products and a product list of suitable products from Festo.

Sicherheits-Teilfunktionen Pneumatik - Schaltung

STO, Kategorie 1, PL c;

PUS, Kategorie 3, PL e;
Arbeitsventil (CH1): 5/3 entlüftet, elektrisch betätigt, vorgesteuert, mechanische Feder, Überwachung durch Endschalter Antrieb
Arbeitsdruck (CH2): 3/2 geschlossen, elektrisch betätigt, vorgesteuert, mechanische Feder, Überwachung durch Druckschalter
Steuerdruck (CH2): 3/2 geschlossen, elektrisch betätigt, vorgesteuert, mechanische Feder, Überwachung durch Druckschalter
Safety Application Note mit einer möglichen Umsetzung der Sicherheits-Teilfunktionen STO und PUS. Enthalten ist die Grundschaltung, sicherheitsbezogenes Blockdiagramm, Sistema-Projekt, FluidDraw-Projekt, FluidSim-Projekt, Merkmale geeigneter Produkte und eine Produktliste geeigneter Produkte von Festo.