Glass Ionization Gauges

glass-gauge

Glass Ionization Gauges

P.O.A

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TECHNICAL SPECS – CLICK HERE

Glass Ionization Gauges

Features:

CF flanged versions available.
Pyrex® or Kovar® tube options.

Specifications:

Pressure range : 10-3 to 10-10 mbar
Filament : Tungsten or thoria coated irridium.

Recommended operating conditions :

Collector voltage      :  +0V
Grid voltage DC        :  +150V
Filament voltage DC  :  +30V
Filament voltage AC  :  4V
Filament current AC  :  3.5A

LewVac gauge tubes will interchange with those from other manufacturers. Details of some equivalents are shown in the table below. Pin out and pin out dimensions may differ between manufacturers.

Cross Reference Table
Granville-Phillips

Granville-PhillipsPerkin-ElmerVarianLewVac
274020PM-IGT-16CF
274008605-71520571-K2471-303PM-IGT-40CF
274012PM-IGTT-19P
274013PM-IGTT-19K
274002PM-IGI-19P
274005605-70000571-K2471-304PM-IGI-25P
2740030571-K2471-305PM-IGI-19K
2740060571-K2471-302PM-IGI-25K

Product CodeFig. No.Connection / FlangeFilamentPriceQuantityPDF & STP
PM-IGT-16CF1DN16CF flangeTh/Ir P.O.A
    PM-IGT-40CF1 DN40CF flangeTh/Ir P.O.A
      PM-IGTT-19P 2 Ø19.1mm Pyrex® tube W P.O.A
        PM-IGTT-19K 2 Ø19.1mm Kovar® tube W P.O.A
          PM-IGI-19P 2 Ø19.1mm Pyrex® tubeTh/Ir P.O.A
            PM-IGI-19K 2 Ø19.1mm Kovar® tubeTh/Ir P.O.A
              PM-IGI-25P 2 Ø25.4mm Pyrex® tubeTh/Ir P.O.A
                PM-IGI-25K 2 Ø25.4mm Kovar® tubeTh/Ir P.O.A
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