Description Vacuum Pump, Welch 202701, NEW Complete oil free, chemical duty vacuum systems down to 2.0 Torr with vacuum pressure control, inlet and outlet traps, gauges and self- cleaning purge The Welch series of Self-Cleaning Dry Diaphragm Vacuum Systems offer ideal performance, vacuum control, high strip rates for water, toluene, DMF, and even DMSO, in a small, easy-to-use package. Self-Cleaning function and air-bleed vacuum control assure fast strip rates across multiple runs per day, plus greatly prolonged membrane service life. Operation is easy, with built-in vacuum gauge and user-friendly pressure control regulator. Quiet operation and high flow make these vacuum systems a perfect fit for rotary evaporators, bench top distillation, vacuum drying, and chemical duty filtration. All models include PTFE diaphragm vacuum pump with solid PTFE heads and FFKM valves. Condensation catchpots for inlet and outlet are included. VACUUM LEVEL TO 2 TORR FLOW RATE OF 35 L/MIN BUILT-IN VACUUM PRESSURE CONTROL REGULATOR STRIP DMF TO 7 ML/MIN, AT 35°C BUILT-IN RUGGED CHEMICAL RESISTANT PTFE DIAPHRAGM PUMP IDEAL FOR ROTOVAPS, DISTILLATION, DRYING AND DEGASSING SELF-CLEANING PURGE ACTIVATES AUTOMATICALLY UPON SHUT-DOWN ANTI-BUMPING/FOAMING/CONDENSATE CONTROL PROGRAMMABLE MODEL 2028 FEATURES WALK AWAY AUTOMATION
