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-Phillips Perkin-Elmer Varian LewVac
274020 PM-IGT-16CF
274008 605-7152 0571-K2471-303 PM-IGT-40CF
274012 PM-IGTT-19P
274013 PM-IGTT-19K
274002 PM-IGI-19P
274005 605-7000 0571-K2471-304 PM-IGI-25P
274003 0571-K2471-305 PM-IGI-19K
274006 0571-K2471-302 PM-IGI-25K

Product CodeFig. No.Connection / FlangeFilamentPriceQuantityPDF & STP
PM-IGT-16CF 1 DN16CF flange Th/Ir P.O.A
    PM-IGT-40CF 1 DN40CF flange Th/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® tube Th/Ir P.O.A
            PM-IGI-19K 2 Ø19.1mm Kovar® tube Th/Ir P.O.A
              PM-IGI-25P 2 Ø25.4mm Pyrex® tube Th/Ir P.O.A
                PM-IGI-25K 2 Ø25.4mm Kovar® tubeTh/Ir P.O.A
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