Ionization Gauge Tubes
Richardson Electronics offers a broad range of Bayard-Alpert type ionization gauge tubes to meet your needs. The conventional glass types are available with either Nonex™, Pyrex™, or Kovar™ flanged tubulations - available in 1/2" and 1" diameters. Nude Ionization Gauges The Cetron CE8130 ionization gauge is a flange mounted Bayard-Alpert (BA) type, which has a range of 1 x 10-3 Torr to 2 x 10-11 Torr. It is available with either a two thoria coated iridium filaments (CE8130) or two tungsten filaments (CE8130T). Both filament types are replaceable. The Cetron CE8140 is a high sensitivity ionization gauge that has a range of 1 x 10-3 Torr to 4 x 10-10 Torr. It incorporates a replaceable bonded thoria filament and is well suited for either electron bombardment or I2R methods degassing, making it compatible with either type of controller.