20 L/M, 1.5 TORR - PPS,PTFE, AND FFKM ADJUSTABLE SPEED DIAPHRAGM PUMP - 115V/60HZ

• Features an integrated potentiometer to ensure desired pumping rate selecting appropriate speed 100% pure oil-free transfer, evacuation and compression without contaminating the medium With PPS pump head, PTFE coated diaphragm, FFPM valves Three stage pump head improve leak-tightness Gas tight, leakage rate: 6 x 103mbar x l/s Maintenance-free, environmentally friendly pump with adjustable flow rate and thermal switch Universal power requirement Optional analog signal input available for external control For slightly aggressive or corrosive gases and vapors