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 87 TTE Ex

Flow rate (at atm. pressure) l/min

7.5 l/min

Vacuum mbar abs.

140 mbar abs.

Pressure bar g

1.5 bar g

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N 726 FTE Ex

Flow rate (at atm. pressure) l/min

13 l/min

Vacuum mbar abs.

53 mbar abs.

Pressure bar g

1.5 bar g

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N 726 FT.29E Ex

Flow rate (at atm. pressure) l/min

7–13 l/min

Vacuum mbar abs.

Down to 125 mbar abs.

Pressure bar g

Up to 1.5 bar g

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N 186.1.2 AT/ST.9E Ex

Flow rate (at atm. pressure) l/min

48 l/min

Vacuum mbar abs.

100 mbar abs.

Pressure bar g

4 bar g

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N 143 AT/ST.9E Ex

Flow rate (at atm. pressure) l/min

27 l/min

Vacuum mbar abs.

100 mbar abs.

Pressure bar g

4 bar g

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N 026 AT/ST.9E Ex

Flow rate (at atm. pressure) l/min

15 l/min

Vacuum mbar abs.

100 mbar abs.

Pressure bar g

2.5 bar g

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N 026.1.2 AT/ST.9E Ex

Flow rate (at atm. pressure) l/min

26 l/min

Vacuum mbar abs.

100 mbar abs.

Pressure bar g

2 bar g

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N 0150 AT/ST.9E Ex

Flow rate (at atm. pressure) l/min

120 l/min

Vacuum mbar abs.

115 mbar abs.

Pressure bar g

1 bar g

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N 0150.1.2 AT/ST.9E Ex

Flow rate (at atm. pressure) l/min

220 l/min

Vacuum mbar abs.

115 mbar abs.

Pressure bar g

1 bar g

Learn more

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Process Pumps

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