The N 820 G and N 840 G basic pumps feature a control knob for manual adjustments of the flow rate, making them well suited to a wide variety of applications. This has integrated rotational speed control, the pumps are quiet, very energy efficient, and can be optimally adjusted in accordance with the application.
- Flow rate of up to 2,04 m³/h
- Ultimate vacuum of 6 mbar abs
- Combination of TFM™ PTFE pump head and PTFE coated diaphragm makes these pumps ideal for working with extremely aggressive/corrosive gases and vapours
- High level of compatibility with vapour and condensation
- Integrated gas ballast valve
- Three colour status display: In operation / Stand-by / Error
- Expandable: Separators and/or condensers can be purchased and easily fitted
- ATEX-compliant in accordance with II 2/-G IIB+H2 T3 internal atmosphere only
- 100% oil-free transfer to ensure uncontaminated transfer, evacuation and compression
- Equipped with an easy to clean surface
Potential applications include rotary evaporation, distillation, gel drying, degassing, use in vacuum ovens and vacuum concentrators.
Pump head material: TFM™ PTFE
Diaphragm material: PTFE coated
Valve material: FFPM
Ordering information: When combined with the VC 900 vacuum control unit and a control cable, the rotational speed is controlled in accordance with the requirements of the process. Can also be combined with all common vacuum controllers with valve control.
Delivery information: Stand alone pump N 820 G or N 840 G.