CY-ZJ-2 High Vacuum Hot Cathode Ionization Gauge

This type of gauge tube features a typical triode structure, with a long history of stable and reliable use. It uses a tungsten filament, which is prone to oxidation and burnout, leading to a shorter lifespan.

Main Technical Parameters:

1.Measurement Range: 1×10−1 to 1×10−5Pa

2.X-ray Limit: 1.6×10−6Pa

3.Gauge Sensitivity: 0.15±15 Pa⁻¹

4.Operating Parameters:

Filament Voltage: 3.5 V

Filament Current: 1.2 A

Filament to Ground Potential: 25 V

Grid to Ground Potential: 200 V

Grid Current (Emission Current): 5 mA

Collector to Ground Potential: 0 V

5.Joule (I²R) Degassing:

Grid Voltage: 12 V

Grid Current: 3.2 A

6.Vacuum Connection Types and Baking Temperature:

Φ15.5±0.5 Glass Tube: 80°C

CF35 Ultra-high Flange: 450°C

KF40 Quick-release Flange: 120°C