from . . . . . . Advanced R&D, Inc. Hastings Vac Meter DV-6   Hastings ( Teledyne ) Vacuum Gauge Controller, DV-6 Large, Precision Meter, Standard TC tube plug, 19" Rack     This is one of the most popular vacuum gauge controllers made; used in many Labs Worldwide. It conveniently indicates vacuum ( pressure ) from 0.001 to nearly 1 Torr on its large, easy to read, precision meter. It is small and compact and easily incorporated nearly anywhere on an instrument. Very versatile and quick reading, especially for pumpdown and operations where the vacuum fluctuates during experiments. It is available with or without the 19" rack mount panel shown. The panel also includes a power switch if needed. Does not include the standard Hasting vacuum DV-6 Thermocouple tube.