Configuration Options

Description
ge250a/ge300a elastomer-sealed 100-300 slm mass flow controller GE250A Mass Flow Controller, Multi-gas, Multi-range, Elastomer-sealed, 100-250 slm
ge250a/ge300a elastomer-sealed 100-300 slm mass flow controller GE300A Mass Flow Controller, Multi-gas, Multi-range, Elastomer-sealed, 150-300 slm

Specifications

  • Type
    Mass Flow Controller
  • Full Scale Flow Range
    GE250A: 100-250 slm
    GE300A: 150-300 slm
  • Control Range
    2-100% of Full Scale (range on mech.)
  • Fitting Type
    8 VCO® male
    0.5 in. NPT female
    0.5 in. Compression
    8 VCR® male
    12 mm Swagelok
    0.375 in. Swagelok
    W-seal
    0.5 in. Compression Long
    8 VCR Male Long
    8 VCO Male Long
  • Seal Material
    Viton®, Buna, Neoprene®, EPDM, Viton (USP Class VI Compliant)
  • Maximum Inlet Pressure
    150 psig (can not exceed pressure differential requirement across MFC)
  • Normal Operating Pressure Differential
    30 to 55 psid (dependent on fitting type)
  • Burst Pressure
    1500 psig
  • Typical Accuracy
    ±1% of set point for > 20% to 100% Full Scale
    ±0.25% of Full Scale for 5% to 20% Full Scale
  • Repeatability
    ±0.5% of Reading
  • Resolution
    0.1% of Full Scale
  • Zero Temperature Coefficient
    <0.05% of Full Scale/°C
  • Span Temperature Coefficient
    <0.08% of Reading/°C
  • Inlet Pressure Coefficient
    <0.03% of Reading/psi or less
  • Typical Settling Time
    1-2 seconds typical above 10% Full Scale @ 50 psi
  • Warm-up Time
    1 hour
  • Operating Temperature
    10-50°C
  • Storage Humidity
    0-95% relative humidity, non-condensing
  • Storage Temperature
    -20° to 65°C (-4° to 149° F)
  • External Leak Integrity
    <1 x 10-9
  • Leak Integrity Through Closed Valve
    < 1.0% Full Scale at 40 psia to vac (<500 mTorr)
  • Wetted Materials
    316L S.S. 17-7 S.S., Elgiloy®, 430FR
  • Surface Finish
    16μ inch average Ra
  • Power Requirements
    +15 to +24 VDC @ (<4 watts)
  • Weight
    <4.5 lbs (2.05 kg)
  • Compliance
    CE

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