LABOPORT N 840 G vacuum pump, chemical-resistant diaphragm pump

KNF vacuum pumps, LABOPORT®, type N840G The vacuum pumps type N 820 G / N 840 G can be manually adjusted using a rotary knob and are therefore suitable for a wide range of applications. Speed control makes the pumps very energy-efficient and quiet in operation. The chemical-resistant diaphragm pumps are suitable for very aggressive gases. They feature a very small footprint and save valuable space in the laboratory. The pumps of the new LABOPORT® generation are equipped with an easy-to-clean surface. Applications: including rotary evaporation, distillation, gel drying, degassing,  LABOPORT® diaphragm vacuum pumps, type N 820 G / N 840 G: - Flow rate up to 2,04 m³/h - Adjustable by integrated speed control - Ultimate vacuum 6 mbar abs. - TFMTM PTFE pump head in combination with PTFE-coated diaphragm are ideal for   very aggressive/corrosive gases and vapours - High vapour and condensate compatibility - Integrated gas ballast valve - 3-colour status indicator for In operation / Stand-by / Fault - Expandable: separators and/or condenser can be purchased and installed individually.  - ATEX-compliant according to   II 2/-G IIB+H2 T3 internal atmosphere only - 100 % oil-free conveying – resulting in unaltered conveying, evacuation and compression