ATEX-Compliant Diaphragm Gas Pumps
ATEX Compliance with Different Material Selections
KNF ATEX-compliant gas pumps are certified in accordance with 2014/34/EU, making them suitable for use in potentially explosive atmospheres.
Materials used in different models are:
| Model | Pump head | Diaphragm | Valves |
|---|---|---|---|
| AT | Aluminum | PTFE-coated | Stainless steel |
| FT/FTE | PTFE | PTFE-coated | PTFE |
| ST | Stainless steel | PTFE-coated | Stainless steel |
| TTE | PVDF | PTFE-coated | FFPM |
See also: KNF ATEX-Compliant Liquid Pumps
Products
9 Items
No. | Model | Flow rate (at atm. pressure) | Vacuum | Pressure | |
|---|---|---|---|---|---|
N 0150.1.2 AT/ST.9E Ex | 220 l/min Flow rate (at atm. pressure) l/min | 115 mbar abs. Vacuum mbar abs. | 1 bar g Pressure bar g | ||
N 0150 AT/ST.9E Ex | 120 l/min Flow rate (at atm. pressure) l/min | 115 mbar abs. Vacuum mbar abs. | 1 bar g Pressure bar g | ||
N 026.1.2 AT/ST.9E Ex | 26 l/min Flow rate (at atm. pressure) l/min | 100 mbar abs. Vacuum mbar abs. | 2 bar g Pressure bar g | ||
N 026 AT/ST.9E Ex | 15 l/min Flow rate (at atm. pressure) l/min | 100 mbar abs. Vacuum mbar abs. | 2.5 bar g Pressure bar g | ||
N 143 AT/ST.9E Ex | 27 l/min Flow rate (at atm. pressure) l/min | 100 mbar abs. Vacuum mbar abs. | 4 bar g Pressure bar g | ||
N 186.1.2 AT/ST.9E Ex | 48 l/min Flow rate (at atm. pressure) l/min | 100 mbar abs. Vacuum mbar abs. | 4 bar g Pressure bar g | ||
N 726 FT.29E Ex | 7–13 l/min Flow rate (at atm. pressure) l/min | Down to 125 mbar abs. Vacuum mbar abs. | Up to 1.5 bar g Pressure bar g | ||
N 726 FTE Ex | 13 l/min Flow rate (at atm. pressure) l/min | 53 mbar abs. Vacuum mbar abs. | 1.5 bar g Pressure bar g | ||
N 87 TTE Ex | 7.5 l/min Flow rate (at atm. pressure) l/min | 140 mbar abs. Vacuum mbar abs. | 1.5 bar g Pressure bar g |
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