Diaphragm vacuum pump N 920 G - delivery rate 1.26 m³ / h / final vacuum 2 mbar abs. - High pumping speed, especially in the lower vacuum range - Integrated speed control allows easy manual adjustment of pump performance to the requirements of the process - PPS pump head in combination with PTFE coated diaphragm are ideal for aggressive / corrosive gases and vapors - Integrated gas ballast valve Tip: Combined with The vacuum controller VC 900 and the control cable are controlled in accordance with the requirements of the process. Technical data Application Degassing, gel drying, rotary evaporation, distillation, vacuum concentrator Delivery rate (m³ / h) at atm. Pressure 1,26 final vacuum (mbar abs.) 2 operating pressure (bar) 0,5 hose connections (mm) ID10 permissible media and media temperature ambient temperature +5 ... +40 ° C ambient temperature +10 ... +40 ° C weight ( kg) 8.5 Dimensions W x H x D (mm) 158 x 226 x 324 Material Pump head PPS Membrane PTFE coated Valves FFPM Accessories Silencer Order no. 007006 Fine regulating valve with vacuum valve, suction side for adjusting the vacuum Order no. 112432 Small flange, stainless steel Order no. 046625 Accessories (optional): Vacuum chemistry hose 028187 Silencer 056366 (Mounting by hose on exhaust side)