Single Stage Pressure Regulators VSR-50UB Series
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Single Stage Pressure Regulators
VSR-50UB Series
Product Feature
- Single-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 15 slpm (standard), to 30 slpm (optional)
- 100% helium-leak-tested
Dimensions (mm)
Technical Data
| Type: | single-stage |
| Inlet pressure P1: | Vacuum to 150 psig |
| Outlet pressure P2: | 10/30/60/100 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” VFS fitting and tube weld |
| 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=0.06 (Cv=0.1 optional) |
| Supply pressure effect: | 0.2 psig rise in delivery pressure per 20 psig source pressure drop @Cv=0.06 0.4 psig rise in delivery pressure per 20 psig source pressure drop @Cv=0.1 |
| Weight: | approx. 1.25kg |
Flowchart
Ordering Information
Ordering Example
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