Mini diaphragm vacuum pump N 938.50 KT.18 - delivery rate 1.8 m³ / h / final vacuum 15 mbar abs. - Parallel and Reihenverschlatung of the two pump heads ensures a very fast evacuation - PTFE-coated membrane for aggressive / corrosive gases and vapors Technical Data Application Filtration, SPE, degassing Delivery rate (m³ / h) at atm. Pressure 1.8 ultimate vacuum (mbar abs.) 15 Operating pressure (bar) 0.5 Hose connections (mm) ID10 Permissible media and ambient temperature +5 ... +40 ° C Weight (kg) 6,8 Dimensions W x H x D (mm) 110 x 212 x 317 Material Pump head PPS Membrane PTFE-coated Valves FFPM Accessories Silencer Order no. 007006 Hose nipple G1 / 8 ID10 PVDF Order no. 112004 Fine regulating valve with vacuum valve, suction side for adjusting the vacuum Order no. 112432 Accessories (optional): Vacuum chemistry hose 028187 Silencer 056366 (Mounting by hose on exhaust side)