Description
The GEMÜ 620 pneumatically operated 2/2-way diaphragm valve has a low maintenance metal membrane actuator which can be controlled by inert gaseous media. The actuator is pneumatically operated.
The GEMÜ 620 pneumatically operated 2/2-way diaphragm valve is also suitable for high media temperatures up to 150 °C.
TECHNICAL SPECIFICATIONS
- Connection: Flange; Threaded socket
- Actuator: Pneumatic
- ATEX
- Explosion protection
- Body material: EN-GJL-250; 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; EN-GJS-500-7, PFA lined; EN-GJS-500-7, PP lined
- Max. operating pressure: 10 bar
- Max. media temperature: 100 ° C
- Nominal sizes
- Control valve
FEATURES
- Suitable for inert and corrosive liquid and gaseous media
- Insensitive to particulate media
- Valve body and diaphragm available in various materials and designs
- Versions according to ATEX on request
ADVANTAGES
- Optional flow direction
- Good flow capability
- Accessories:
– Stroke limiter
– Optical position indicator
– Manual override (GEMÜ 1002, GEMÜ 1004)
– Pilot valve with manual override (GEMÜ 0322 – 0326)
– Electrical position indicator
– Pneumatic or electro-pneumatic positioners