The Air Liquide HBSI 200-10-3,5 N2 pressure reducer is designed for nitrogen and all slightly corrosive ultrapure gases and rare gas mixtures up to 200 bar, excluding fluorine, fluorine mixtures, and acetylene. Featuring a two-stage design with a stainless steel membrane in the first stage and a stainless steel bellows in the second stage, this unit provides precise pressure control. It features a backwards inlet with an ES hexagonal bottle connection according to DIN 477, part 1 no. 10, and a downwards G3/8" inside outlet with a 6 mm ES compression screw connection. The control range is 0.5 to 10.0 bar with a capacity of 3.5 m3/h for N2. Built with a 316L stainless steel case, PTFCE and EPDM seals, and stainless steel internal components, it operates in temperatures from -20°C to +50°C and weighs 1.22 kg. It includes a divertible stainless steel blow-off valve with a 16 bar blow-off pressure.
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| Manufacturer | Air Liquide |
|---|---|
| Country | |
| Part number | HBSI 200-10-3,5 N2 |
| Inner Code | 4972846 |
| Product type | Two-stage cylinder pressure reducer |
|---|---|
| Design | two-stage - 1st stage membrane/ 2nd stage bellows |
| Inlet | backwards, ES hexagonal bottle connection in accordance with DIN 477, part 1 no. 10 |
| Outlet | downwards, G3/8" inside with 6 mm ES compression screw connection |
| Capacity | 3.5 m3/h [N2] |
| Control range | 0.5 # 10.0 [bar] |
| Operating temperature | - 20°C to + 50°C |
| Weight | 1.22 kg |
| Case material | 316L stainless steel |
| Membrane material | stainless steel (1st stage) |
| Bellows material | stainless steel (2nd stage) |
| Stage 1 seat | PTFCE |
| 2nd stage seat | EPDM |
| Stage 1 valve cone | 136L stainless steel |
| 2nd stage valve cone | PTFCE/stainless steel |
| Seals | EPDM |
| Blow-off pressure | 16 bar |
| Gas type | nitrogen |