Diaphragm Valve Air Operated "R690 Type"
GEMÜ manufactured (GEMU) air-operated plastic diaphragm valve (diaphragm valve)
This is a diaphragm valve that is compact and lightweight yet has a high flow capacity. It boasts high durability due to the use of high-quality plastic. You can choose from a wide range of body and diaphragm materials to suit your fluid and application. **Features of GEMÜ (GEMU) Air-Operated Plastic Diaphragm Valve:** - The linear flow path structure results in low pressure loss and achieves a high Cv value, providing high flow capacity despite its small and lightweight design. - Made from high-quality plastic, ensuring high durability. - A wide selection of body and diaphragm materials is available to match various fluids and applications. - Comes standard with a position indicator for visual confirmation of the valve's open and closed status.
basic information
【Nominal Diameter】15A to 100A 【Applicable Fluids】Air, water, and other non-hazardous fluids 【Fluid Temperature】-20 to 80℃ 【Operating Pressure】Max 1.0MPa 【Ambient Temperature】-10 to 50℃ 【Body Material】PVC-U, ABS, PP-H 【Diaphragm Material】EPDM, FPM, PTFE, NBR 【Connections】Union (JIS/DIN), Flange (JIS/DIN/ANSI), Butt welding, etc.
Price range
Delivery Time
Model number/Brand name
GEMÜ R690
Applications/Examples of results
[Purpose] ● Desalination of water for steam boilers using an ion exchange system.
Detailed information
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For more suitable control of the system, combining it with an electro-pneumatic positioner and process controller enables more appropriate control for the process. *The photo shows the GEMÜ R690 model equipped with the GEMÜ 1436 type process controller.
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Body design that achieves high flow rate Compared to conventional products (right), a linear body design has been realized (left)! With the improved flow capacity, it is also possible to reduce the size from conventional valves.
Line up（1）
| Model number | overview |
|---|---|
| GEMÜ R677 | Manual handle type |
