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Ball Valve with Limit Switch
Download DatasheetBVS2 (Limit Switch)
Holmburys’s BVS2 Series two-way high-pressure ball valve
with an integrated positional detection device. When closed,
a limit switch will send an electrical signal to a remote display
to monitor the “open” or “closed” state.
with an integrated positional detection device. When closed,
a limit switch will send an electrical signal to a remote display
to monitor the “open” or “closed” state.
Speciality Coupling
Features
• Floating ball design maximises sealing• Full bore valves provide unrestricted flow path for negligible pressure drop• Open to close in 1/4 turn• Offset handle allows clearance for easy operation• Positional Switch: AC 380V DC 220V 5A
Construction
• AISI 316 stainless steel body (Some internal components carbon steel)• Zinc alloy handle• Forged steel option available• Fitted with FKM and POM seals as standard• Also available in carbon steel (See BVC2 Series)
Applications
• Marine• Offshore• Pharmaceutical• Power Generation
AVAILABLE SEALS AND TEMPERATURE RANGE
All carbon steel products have Nitrile Butadiene Rubber seals fitted as standard. All stainless steel products have Fluoro-elastomer Rubber (Viton®) seals fitted as standard. Special seal materials available on request.
0°
Nitrile
EPDM
Viton®
Kalrez®
0°
Viton®
Kalrez®
Nitrile
EPDM
| Abbreviation | Trade Name | Chemical Name | Min Temp. | Max Temp. |
| NBR XNBR | Chemigum®, Hycar8, Breon®, Butakon®, Butacril®, Buna-N®, Perbunan®, Paracril®, Krynac®, Europrene-N®, Nipol® | Nitrile Butadiene Rubber Carboxylated Nitrile Rubber | -40°C (-40°F) | 106°C (223°F) |
| FKM (FPM) | Dai-el®, Fluorel®, Tecnoflon®, Viton® | Fluoro-elastomer Rubber | -20°C (-4°F) | 200°C (392°F) |
| EPR EPDM | Buna-AP®, Dufral®, Epsyn®, Nordel®, Epcar8, Keltan®, Royalene®, Polysar-EPDM® | Ethylene Propylene Copolymer Ethylene Propylene Terpolymer | -50°C (-58°F) | 120°C (248°F) |
| FVMQ | Silastic 1S®, FSE® | Fluorosilicone Rubber | -65°C (-85°F) | 170°C (338°F) |
| FFKM | Perlast®, Kalrez®, Chemraz®, Kaflon® | Perfluoroelastomer | -25°C (-13°F) | 300°C (572°F) |