GEMU 687 Pneumatically operated diaphragm valve

Description

The GEMÜ 687 2/2-way diaphragm valve has a low maintenance plastic membrane actuator and is pneumatically operated. The valve has a metal distance piece. Normally Closed (NC), Normally Open (NO) and Double Acting (DA) control functions are available.

Features

• Hermetic separation between medium and actuator
• CIP/SIP capable
• Wide range of adaptation options for add-on components and accessories
• Suitable for particulate and abrasive media
• Wide range of adaptation options for add-on components and accessoriesTechnical

Technical specifications

• Connection: Clamp; Flange; Spigot; Threaded connection
• Actuator: Pneumatic
• Seal material
• Body material: 1.4408, investment casting material; 1.4408, investment casting material, PFA lined; 1.4435 (316L), forged material; 1.4435, investment casting material; EN-GJS-400-18-LT (GGG 40.3), PFA lined; EN-GJS-400-18-LT (GGG 40.3), PP lined; EN-GJS-400-18-LT, hard rubber lined
• Conformities: 3A; CRN; EAC; FDA; Oxygen; Reg. (EU) No. 10/2011; Regulation (EC) No. 1935/2004; SIL; TA Luft (German Clean Air Act); USP
• Max. operating pressure: 10 bar
• Max. media temperature: 100 ° C
• Min. media temperature: -10 ° C
• Nominal sizes: DN 10 (3/8”); DN 12; DN 15 (1/2”); DN 20 (3/4”); DN 25 (1”); DN 32 (1 1/4”); DN 40 (1 1/2”); DN 50 (2”); DN 65 (2 1/2”); DN 80 (3”); DN 100 (4”)
• Pilot valve
• Control valve
• Sterilisation temperature: max. 150 °C