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PureGuardTM PSC Series regenerable purifiers provide high-purity gas in a durable, compact system. These purifiers for nitrogen, hydrogen, oxygen and rare gases are available in flow rates from 10 to 60 Nm³/hr. All purifiers include dual-column regenerating systems to provide uninterrupted flow of pure gas.
Regenerable catalytic technology is the ideal choice for higher flows of nitrogen and argon due to the lower cost compared to resin or heated getter purifiers. The reactive media can be regenerated, so costly replacement or disposal of the media is not required.
PureGuardTM PSC Series purifiers provide continuous, high-purity gas with the use of two purifier beds. When the capacity of the first bed is consumed, the control system switches to the alternate bed with no interruption in flow. The standby bed is then regenerated offline by a proprietary heating and purging procedure. After regeneration, the bed is on standby, ready to provide full purity when switchover is required.
The PSC Series purifier provide all purification at ambient temperature with a single online vessel. If total hydrocarbons, including CH4, must be removed, then the demethanation option can be added. This feature includes a heated catalyst bed, upstream of the adsorber , to convert methane and other carbon impurities into H2O and CO2. The heated catalyst is continuously online and no replacement is necessary.
Typical applications include bulk gas supply for LED and silicon semiconductor facilities, and LCD manufacturing.
Key Features
- Regenerable catalyst technology
- < 1 ppb O2, H2O, CO, CO2, NMHC
- PLC with touch screen HMI
- Protection from exotherm reaction
- H2 leak detector
- Inlet pressure display
- Separate control power
- Compact single cabinet design for installation in Class I Division II environment

PSC Series
Model
| PSCx-10 | PSCx-20 | PSCx-30 | PSCx-40 | Maximum
Flow Rate | 10 Nm³/hr. | 20 Nm³/hr | 30 Nm³/hr | 40 Nm³/hr | Maximum
Operating
Pressure | 17 bar
(250 psig) | 17 bar
(250 psig) | 17 bar
(250 psig) | 17 bar
(250 psig) | Pressure Drop
at
Max Flow | < 1 bar (15 psig)
@ 10 bar (150
psig inlet) | < 1 bar (15 psig)
@ 10 bar (150
psig inlet) | < 1 bar (15 psig)
@ 10 bar (150
psig inlet) | < 1 bar (15 psig)
@ 10 bar (150
psig inlet) | Power
Consumption | 220V
50/60Hz
1 kW nominal | 220V
50/60Hz
1 kW nominal | 220V
50/60Hz
1 kW nominal | 220V
50/60Hz
1 kW nominal | Pneumatic
Pressure | 6.25 bar
(90 psig) | 6.25 bar
(90 psig) | 6.25 bar
(90 psig) | 6.25 bar
(90 psig) | Dimensions
(H x W x D) | 2000 x 1200 x 600
(79”x 48” x 24”) | 2000 x 1200 x 600
(79”x 48” x 24”) | 2000 x 1200 x 600
(79”x 48” x 24”) | 2000 x 1200 x 600
(79”x 48” x 24”) | Enclosure
Exhaust | 20 scfm | 20 scfm | 20 scfm | 20 scfm |
Product Data Sheet: PSC Bulk Purifiers
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