Diaphragm Gas Pump
N 922 ST Ex
Diaphragm Gas Pump
N 922 ST Ex
- Flow Rate (max.): 23 l/min
- Pressure (max.): 2.5 bar (rel.)
- Vacuum (max.): 110 mbar (abs.)
KNF diaphragm gas pumps transfer or compress gases and vapors and generate a vacuum without contaminating the media. Different options are available for application-specific requirements related to size, motor type, control, voltage, chemical resistance, safety, vibration, noise, and temperature resistance. All pump types offer oil-free operation.
Benefits
- Excellent reliability
- Contamination free transfer
- Adjustable performance
- Maintenance-free
- Low sound level
- High performance-to-size ratio
Special Features
- Diaphragm pump
- High IP class (>44)
- Ex-proof
| Flow Rate (max.) | 23 l/min |
| Pressure (max.) | 2.5 bar (rel.) |
| Ultimate Vacuum (max.) | 110 mbar (abs.) |
| Valve Material Options | Stainless steel |
| Diaphragm Material Options | PTFE coated |
| Pump Head Material Options | Stainless steel |
| Motor Type Options | AC |
- Analytical instruments
- Chemical industry
- Gas analytics
- Emission monitoring
- Climate technology
N 922 ST Ex
Datasheet N 922 ST Ex
PDF (1 MB) - Datasheet - English
Operating Manual N 922 ST Ex
PDF (8 MB) - Operating Manual - English
3D CAD Model N 922 ST Ex
ZIP (323 MB) - CAD File - English
Process Pump Safety Leaflet
PDF (599 KB) - Operating Manual - English
Technical Details
| Flow Rate (max.) | 23 l/min |
| Pressure (max.) | 2.5 bar (rel.) |
| Ultimate Vacuum (max.) | 110 mbar (abs.) |
| Valve Material Options | Stainless steel |
| Diaphragm Material Options | PTFE coated |
| Pump Head Material Options | Stainless steel |
| Motor Type Options | AC |
Features
Benefits
- Excellent reliability
- Contamination free transfer
- Adjustable performance
- Maintenance-free
- Low sound level
- High performance-to-size ratio
Special Features
- Diaphragm pump
- High IP class (>44)
- Ex-proof
Applications
- Analytical instruments
- Chemical industry
- Gas analytics
- Emission monitoring
- Climate technology
Downloads
Datasheet N 922 ST Ex
PDF (1 MB) - Datasheet - English
Operating Manual N 922 ST Ex
PDF (8 MB) - Operating Manual - English
3D CAD Model N 922 ST Ex
ZIP (323 MB) - CAD File - English
Process Pump Safety Leaflet
PDF (599 KB) - Operating Manual - English
Accessories N 922 ST Ex
Here, you can find an overview of the available accessories for this product. For further details or order requests, please get in touch with our experts.
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| Mounting Kits & Shock Mounts | Part No. | ||
|---|---|---|---|
|
Mounting kit shock mounts
|
Part No.
313180
|
|
|
Mounting kit shock mounts and mounting bracket
|
Part No.
313181
|
|
| Fittings & Connectors | Part No. | ||
|
Elbow compression fitting
|
Suitable for the pipe OD 10, stainless steel, G 1/4
|
Part No.
318946
|
|
Straight compression fitting
|
Suitable for the pipe OD 10, stainless steel, G 1/4
|
Part No.
317086
|
