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HP 455 series
HP 455 is a single-stage, nickel-plated regulator suitable for use with highly corrosive gases.
Features
- high corrosion-resistance
- tied-diaphragm seat design for positive shut-off
- four interchangeable seats for long life
- high flow capacity
- outlet diaphragm-seal valve for flow control
- compression fitting outlet for 1/4" od tube
Specification
- body: electroless, nickel-plated forged brass
- seat: PTFE
- seals: PTFE
- gauge internals: Monel
- diaphragm: 316L stainless steel
- operating temperature: -4.0°C to +60°C
- weight: 3.5kg (approx)
- maximum inlet pressure: 207 bar or as limited by the inlet gauge/components
- flow rate data: Cv = 0.2
| Outlet pressure bar (psi) | Outlet gauge bar (psi) | Model required |
|---|---|---|
| 0 – 2.8 (0-40) | 0-4 (0 – 60) | HP455 : 2.8 bar |
| 0 – 8 (0-120) | 0 -14 (0 – 200) | HP455 : 8 bar |
| Option | Use | Models available |
|---|---|---|
| Purge assembly | To purge toxic, corrosive or high purity gases from the regulator body to prevent accidental exposure and maintain process gas purity | Body purge (P), Cross purge (CPS), Lever valve cross purge (LPS) |
| Filter | Particle removal down to 0.3 micron | FBT (inlet), FBL (outlet) |
| Excess flow valve | Will shut off system when flow rate exceeds preset level | EFV190 |
