ZJ-2 high vacuum ionization gauges

ZJ-2 high vacuum ionization gauges

This type of regulation is a typical transistor structure, with the feature of stable and reliable, also widely used in vacuum coating machine.

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Description

ZJ-2 high vacuum hot cathode ionization gauges

This type of regulation is a typical transistor structure, with the feature of stable and reliable, also widely used in vacuum coating machine.

 

Main technical parameters:

  1. Measurement range: 1 × 10-1 ~ 1 × 10-5Pa
  2. X-ray limit: 1.6 × 10-6Pa
  3. Regulate sensitivity: 0.15 ± 15% Pa-1
  4. Operating parameters:

      Filament voltage 3.5V

      Filament current 1.2A

      Gate current (emission current) 5mA

  1. Joule (I2R) degassing

      Gate voltage   12V

      Gate current   3.2A

  1.   Vacuum connections form and baking temperature:

       Φ15.5 ± 0.5 glass tube        80 ℃

       CF35 ultrahigh flange             450 ℃

       KF40 quick release flange      120 ℃

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