Product Information
HAN: | 88835990 |
Category: | GEMÜ 687 Pneumatically operated diaphragm valve |
Type: | Diaphragm valve, pneumatically operated, plastic actuator, stainless steel distance piece |
Gehäuseform: | Zweiwege-Durchgangskörper |
Connection type: | Clamp DIN 32676 series B, face-to-face dimension FTF EN 558 series 1 |
Control function: | Operator size 1T3 |
Actuator version: | Operator size J/N |
Type of design: | Ra ≤ 0.8 µm mechanically polished internal, blasted external, surface finish data refers to media wetted surfaces |
Surface: | equal-percentage Kv value: 1.3 m³/h |
Diaphragm material: | EPDM |
Product Description
687 50D8240171J/N 1502 / 88835990
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
- Stainless steel body suitable for corrosive environments
- Wide range of adaptation options for add-on components and accessories
Technical specifications
Media temperature: | -10 to 100 °C |
Media temperature: | -10 to 100 °C |
Sterilization temperature: | max. 150 °C |
Ambient temperature: | 0 to 60 °C |
Operating pressure : | 0 to 10 bar |
Nominal sizes: | DN 10 to 100 |
Body configurations: | 2/2-way body | T body | Tank valve body |
Connection types: | Clamp | Flange | Spigot | Threaded connection |
Connection standards: | ANSI | ASME | BS | DIN | EN | ISO | JIS | NPT | SMS |
Body materials: | 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 |
Body lining: | Hard rubber | PFA | PP |
Diaphragm materials: | EPDM | FKM | PTFE |
Conformities: | 3A | Belgaqua | CRN | EAC | FDA | Functional safety | Oxygen | Reg. (EU) No. 10/2011 | Regulation (EC) No. 1935/2004 | TA Luft (German Clean Air Act) | USP |
Manufacturer according to GPSR
GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG, Fritz-Müller-Straße 6–8, 74653 Ingelfingen, Baden-Württemberg, Deutschland, info@gemue.de, https://www.gemu-group.com/