Glass Bayard-Alpert Ion Gauge - Hot Cathode

ETI 4336K Glass Bayard-Alpert Vacuum Gauge with CF40-F flange.
ETI 8142 Hot Ion Vacuum Gauge
  1. ETI 4336K Glass Bayard-Alpert Vacuum Gauge with CF40-F flange.
  3. ETI 8142 Hot Ion Vacuum Gauge
Download Datasheet

Part Numbers: 3200-1103-00, 3200-2103-00, 3200-2103-09, 3200-2203-00, 3202-0102-00, 3202-1102-00, 3202-1202-00, 3202-2102-00, 3202-2102-09, 3202-2112-00, 3202-2202-01

Compatible Vacuum Controllers:

  • MKS Granville Phillips Models 260, 270, 280, 303, 306, 307, 330, 340, 350
  • MKS Instruments 290, 919, 929
  • Perkin Elmer DGC3
  • Varian 831, 836, 842, 844, 845, 880, 971-0003, 971-0014, 971-1008, Multi-Gauge
  • Veeco RG2, RG3, RG21, RG31, RG81, RG83, RG84, RG830, RG840, RG1000, RG1002

Features and Benefits:

  • Low cost vacuum gauge
  • Outgassing and dual filaments for extended vacuum gauge lifetime
  • Reliable hot cathode technology
  • Contamination resistant vacuum transducer and resistant to inrushes of gas
  • Excellent customer support for vacuum transducers

The ETI series of Bayard-Alpert ion gauges (also called a vacuum gauge, vacuum transducer, BA gauge, or hot cathode) feature a burnout-resistant iridium coated filament or two tungsten filaments for

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Purchase

Scroll to the right to view more information in the table below.

PriceBuyPN TFCPn gp mksArm materialFilamentCoatingArm diamFlangePin config
$213.00
3202-2112-00NoneMetal Kovar2 TungstenNone0.75"None6 Pin
$269.00
3202-2202-01274018Metal Kovar2 TungstenNone1.0"CF40-F6 Pin
$156.00
3202-1202-00274015Pyrex2 TungstenNone1.0"None6 Pin
$174.00
3202-2102-00274013Metal Kovar2 TungstenNone0.75"None6 Pin
$284.00
3202-2102-09274017Metal Kovar2 TungstenNone0.75"CF406 Pin
$176.00
3202-0102-00NoneNonex2 TungstenNone0.75"None6 Pin
$156.00
3202-1102-00274012Pyrex2 TungstenNone0.75"None6 Pin
$216.00
3200-2203-00274006Metal Kovar1 IridiumCoated1.0"None4 Pin
$312.00
3200-2103-09274007Metal Kovar1 IridiumCoated0.75"CF404 Pin
$206.00
3200-2103-00274003Metal Kovar1 IridiumCoated0.75"None4 Pin
$179.00
3200-1103-00274002Pyrex1 IridiumCoated0.75"None4 Pin

Pin Configurations

8142 Single Coated Iridium
ETI 8142 Hot Ion Vacuum Gauge

Pin 1 Grid
Pin 2 Filament
Pin 3 Filament
Pin 4 Grid
4336T Dual Tungsten
ETI 4336T Hot Ion Vacuum Gauge

Pin 1 Grid
Pin 2 Filament #1
Pin 3 Filament #1
Pin 4 Filament #2
Pin 5 Filament #2
Pin 6 Grid
4336 Single Coated Iridium
ETI 4336 Hot Ion Vacuum Gauge

Pin 1 Grid
Pin 2 Filament
Pin 3 Filament
Pin 4 Grid
8135 Dual Tungsten
ETI 4336T Hot Ion Vacuum Gauge

Pin 1 Filament #1
Pin 2 Grid
Pin 3 Common
Pin 4 Grid
Pin 5 Filament #2

Physical Data

Tubulation 3/4”, 1” Pyrex® or Nonex® glass or 3/4”, 1” Kovar® flanges are available
Envelope Nonex® 7720 glass
Mounting Position Vertical
Collector .005” tungsten
Filament Coated iridium or tungsten
Grid Tungsten helix configuration

Operating Data

Sensitivity for N2 10/Torr
X-ray Limit 2*10-10 Torr
Operating Pressure 2*10-10 to 1*10-3 Torr
Electron-Bombardment Degas 70 W
Resistance-Heated Degas 6.3 V to 7.5 V @ 10 A
Bakeout Temperature 250 °C

Pyrex® is a registered trademark of Corning.
Nonex® is a registered trademark of Corning.
Kovar® is a registered trademark of Westinghouse Electric Corp.