DVR series digital vacuum regulators are designed for use with diaphragm vacuum pumps. Ideal for use with rotary evaporators. Can recover 99% of solvent from a rotary evaporator. The DVR extends the life of a diaphragm pump by never forcing the pump to start against an established vacuum. USB port, control software, stainless steel transducer and pump controller included. Wetted parts are all Stainless Steel or PTFE. No Mercury. Vacuum ramping feature eliminates bumping. 120V.
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