Vacuum Gauge, Micro-Ion Plus, Display, RS485, Yttria-coated, 2.75 in. CF

Technical Specs

  • Type
    Vacuum Gauge
  • Range
    1 x 10-9 - 50 Torr
  • Measurement Range
    1 x 10-9 Torr to atmosphere (for Air and N2)
  • Repeatability
    <5% of Reading from 1 x 10-8 - 50 Torr
  • Accuracy
    <15% of reading from 1 x 10-8 - 50 Torr
  • Filament
    Yttria-coated Iridium
  • Fitting Type
    CF Flange
  • Flange Size
    2.75 in.
  • Interface
    DeviceNet
  • Operating Temperature
    10 - 40°C ambient, non-condensing
  • Bake Out Temperature
    150°C (with electronics removed)
  • Storage Temperature
    -40 - 70°C
  • Relays
    2 single-pole, double-throw relays (SPDT)
  • Relay Contact Rating
    1 Amp @ 30 VDC resistive, non-inductive
  • Power Requirements
    24 VDC ±15%, 26 Watts max.
  • Exposed Materials
    304 stainless steel, tantalum, tungsten, nickel, nickel iron alloy, borosilicate glass
  • Case Material
    Aluminum extrusion
  • Internal Volume
    10.8 cm3 (0.67 in3) to the port screen
  • Units
    Torr
  • Display
    2 digits plus exponent, green LED
  • Switch to High Emission Setting
    (4.0 mA) 5 x 10-6 Torr, on decreasing pressure
  • Ion Gauge Degas
    Electron bombardment, 3.75 W with 2-minute timer
  • Ion Gauge Emission Current
    Autoranging
  • Ion Gauge Auto On Setting
    2 x 10-2 Torr on decreasing pressure
  • Ion Gauge Auto Off Setting
    3 x 10-2 Torr, on increasing pressure
  • Switch to Low Emission Setting
    (0.1 mA) 1 x 10-5 Torr, on increasing pressure
  • Heat Loss Sensor Material
    Gold-plated tungsten
  • X-ray Limit
    <3 x 10-10 Torr

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