84500/84510 2/2- way seat valves - 3 Pages

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84500/84510 2/2- way seat valves

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>> Port size: DN 15 ... 50, 1/2” ... 2” (ISO G/NPT) >> Suitable for contaminated flow fluid >> Easy rebuilding into »normally open« or »double-acting« without tools >> Optical position indicator is standard >> Damped closing (Valves closes against flow direction) >> Reversed flow direction optional >> High flow rate >> Option pressure actuated by external liquid fluid >> International approvals Technical features Medium: Neutral gases and liquids Pilot fluid: Neutral gases max. +60°C (+14°F) Switching function: Normally closed Operation: Pressure actuated by external fluid Mounting position: Optional Flow direction: Determined Port size: G1/2, G3/4, G1, G1 1/4, G1 1/2, G2 1/2 NPT, 3/4 NPT, 1 NPT, 1 1/4 NPT, 1 1/2 NPT, 2 NPT Pilot connection: G1/4 or 1/4 NPT Operating pressure: See table Pilot pressure: 3,5 ... 10 bar (51 ... 145 psi) Material: Process fluid characteristics: Body: Dezincification Brass (CW617N) Seat seal: PTFE Internal parts: Brass, Stainless steel Spindle sealing: PTFE / FPM, self-adjustable Pilot fluid characteristics: Body: Polyamid 66 with glass fibre 30% Seat Seals: NBR Internal parts: Brass, Stainless steel Technical data – standard models Symbol Port size *1) Cv-value (US) ≈ kv value x 1,2 *2) For gases and liquid fluids up to 600 mm2/s (cSt) *3) Without pilot valve x-Note: For hazordous areas, e. g. Zone 1/2 or 21/22, the kit 1264287 is required. It contains an additional sign, a silencer as dust shield and a conformity explanation. The maximum fluid temperature is reduced to 85°C. Our policy is one of continued research and development. We therefore reserve the right to amend, without notice, the specifications given in this document. (2014 - 5718h) © 2015 Buschjost GmbH

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OIMI BUSCHJOST Option selector Thread form ISO G NPT Port size 1/2" 3/4" 1" 1 1/4" 1 1/2" 2" 845^^.0000.00000 _I Valve options Substitute closes with pilot pressure and opens with spring force (pilot pressure 1 ... 10 bar) Double acting; 4/2 or 5/2-way- 08 pilot valve required Electrical position indicator with 23 2 micro-switches NAMUR interface plate 50 Notes for 3/2-way pilot valve 84660 / 84680 Notes for 3/2-way pilot vale 97100 hole pattern NAMUR Electrical Data for 3/2-way pilot valve 84660 / 84680 Design acc. to DIN VDE 0580 Protection class EN 60529 IP65 with mounted socket Socket...

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Abmessungen in mm Projection/First angle Port size 89,5 229,5 194,5 Texte sind in Datei „#Texte Standardzusätze.xslx“ erfasst! „#Anleitung DGRL-Hinweise.pdf“ 2 NPT Bescheibung in89,5 229,5 194,5 Rahmenhöhe belassen. Keine Rahmen löschen – Absatzformate sind sprachabhängig (Silbentrennung)! Am Ende des Absatzes in der Spalte einen Spaltenumbruch einfügen (Enter-Taste - nicht Return) EN - Englisch Note to Pressure Equipment Directive (PED): The valves of this series up to and including DN 25 (G1) are according to Art. 4 § 3 of the Pressure Equipment Directive (PED) 2014/68/EU. This means...

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