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
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