The UHV-24 Bayard-Alpert Gauge Tube is manufactured by Agilent Technologies. It uses a heated filament as an electron source and can work in a wide operating pressure range, measuring pressures below 2 x 10 -10 torr.
Specification
Pressure range: 2 x 10^-11 to 1 x 10^-3 Torr 2 x 10^-11 to 1 x 10^-3 mbar Sensitivity: 25 Torr^-1 X-ray limit value: 2 x10^-11 Torr Measurement accuracy: within the pressure range does not exceed 20% of the full range Transmitting current: default 4 mA (10 A to 9.99 mA) Baking temperature: 450 °C, with cable connection Temperature limit: operating temperature 0 °C to 250 °C; storage temperature –15 °C to 80 °C Degassing: electron bombardment 400 V at 65 mA Material: 304 stainless steel, ceramic, kovar, iridium or tungsten
Features
• Provide long-life thorium-coated iridium or tungsten wire • Easy filament replacement • Suitable for high vacuum applications
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