- Valve body material PVC-U
- Insensitive to particulate media
- Compact, lightweight construction, and high performance
- Good flow characteristics due to flow optimized valve body
- Proven long-life membrane actuator
- Diaphragm easy to replace
- Adjusted instrumentation
- Optical position indicator as option
- Actuator housing in glass fibre reinforced PP
- Suitable for corrosive, inert, gaseous and liquid media which have no negative impact on the physical and chemical properties of the body and diaphragm material
| Nominal size: | DN 15 – DN 50 / NPS 1/2” – NPS 2” (other sizes on request) |
| Connection: | Union ends with inch insert – BS (socket) (other connection standard on request) |
| Body configuration: | 2/2 way body |
| Valve body material: | PVC-U |
| Nominal pressure: | PN 10 |
| Working medium temperature: | 10 to 60°C |
| Ambient temperature: | 10 to 50°C |
| Diaphragm material: |
EPDM PTFE/EPDM, one piece (other diaphragm materials on request) |
| Control function: | Manually operated |
| Protection class: | IP 65 acc. to EN 60529 |
| Accessories | Optical position indicator |
The GEMÜ R677 2/2 way PVC-U diaphragm valve has a low maintenance plastic bonnet and is manually operated. An integral optical position indicator is optional. The high-flow valve body provides compact dimensions at high flow rates. The diaphragm valve is suitable for corrosive, inert, gaseous and liquid media which have no negative impact on the physical and chemical properties of the body and diaphragm material.