Diaphragm Pumps for Air, Gases and Vapours Diaphragm Vacuum Pumps and CompressorsTechnical features: ■ 100% oil-free transfer ■ Pure transferring, evacuation and compression of gases ■ Version for slightly aggressive or corrosive gases and vapours ■ Gastight, leakage rate approx. 6 x 10-3 mbar x l/s, not tested in serial production Series N 022 diaphragm pumps are single-head, dry-running devices used in a wide range of laboratory applications. They transfer, compress and pump down without contamination. The pumps are available in various versions differing in the materials which contact the media. Material in contact with the pumped media Type/Order No. Pump head Diaphragm Valves N 022 AN.18 Aluminum CR Stainless steel N 022 AT18 Aluminum PTFE-coated Stainless steel Ultimate vacuum (mbar abs.) 100 Dimensions L x H x W (mm) 203/194/145 With thermal switch Motors with other voltages and frequencies on request. Accessories Description Details for Type Order No Pressure relief valve 4 bar N 022 AN.18 000351 Fine control valve with pressure gauge pressure side N 022 AN.18 000349 Fine control valve with vacuum gauge suction side N 022 AN.18 000350 KNF reserves the right to make changes.

Diaphragm Pumps for Air, Gases and Vapours Dimensions and performance characteristics Pump down time for 20 l receiver 1013 Flow capacity l/min (Liter at STP) KNF Neuberger GmbH, Alter Weg 3, D-79112 Freiburg, Tel. ++49(0)7664/5909-0, Fax ++49(0)7664/5909-99, www.knf.de, E-Mail: [email protected] KNF reserves the right to make changes.