Dual Stage Pressure Regulators VSR-710UB Series
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Categories : Gas Control Solutions , Dual Stage Pressure Regulators VSR-710UB Series ,
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Product Feature
- Dual-stage pressure regulator
- 10μin. Ra surface finish (25μin. Ra optional)
- Minimized internal volume for short purge times
- All materials used meet ASTM A479 / A484 / A276 standards
- Internal connectors for pressure gauges
- Flow capacity: to 30 slpm (standard), to 120 slpm (optional)
- High control accuracy
- Metal-to-metal seal to atmosphere
- Simple outlet pressure limitation by hand-wheel
- 100% helium-leak-tested
- Tied-diaphragm design
Dimensions (mm)
Technical Data
| Type: | Dual-stage |
| Inlet pressure P1: | max. 3500 psig |
| Outlet pressure P2: | 30/60/100 psig |
| Surface finish: | 10μin. Ra (25μin. Ra optional) |
| Materials | |
| Body: | see ordering info |
| Valve seat: | PCTFE (Vespel® optional) |
| Diaphragm: | Hastelloy®C276 |
| Inlets and Outlets: | 1/4” / 3/8” VFS fitting and tube weld |
| Bonnet port: | 1/8” NPT (on panel mount option, bonnet port is not threaded) |
| Temperature range: | -40oF to +160oF (-40oC to +71oC) |
| Leak rate: (to atmosphere) (via seat) | 1x10-9 mbar I/s He 1x10-8 mbar I/s He |
| Flow capacity: | Cv=0.05 |
| Supply pressure effect: | 0.05 psig rise in delivery pressure per 100 psig source pressure drop |
| Weight: | approx. 2.5kg |
Flowchart
Ordering Information
Ordering Example
