Mini Diaphragm Vacuum Pumps Technical features: ■ Pure transferring and evacuation of gases ■ Version for slightly aggressive or corrosive gases and vapours ■ High level of gas tightness. Series N 938.50 diaphragm pumps are double-head, dry-running devices used in a wide range of laboratory applications. They transfer and pump down without contamination. The pumps are equipped with parallel and series connection for the pump heads - resulting in a high pneumatic performance, a durable product and compact size. Special valves ensure that the product can cope easily with vapour and condensation. 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 Ultimate vacuum (mbar abs.) 12 Permissible gas and ambient temperature +5...+40 °C Mains 230V/50Hz With thermal switch and power fuse Motors with other voltages and frequencies on request. Description Details Order No. Hose connector_G 1/8, PVDF for tube ID 10_112004 Fine control valve with vacuum gauge_suction side_112432 KNF reserves the right to make changes.

Dimensions and performance characteristics Pump down time for 10 l receiver Performance KNF reserves the right to make changes.