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Rosemount™ 370XA Gas Chromatograph
The Rosemount 370XA natural gas chromatograph, the latest analyzer to join the XA Series of Emerson gas chromatographs, is designed to provide greater ease of use and increased measurement performance for your C6+ BTU/CV analysis.
Rosemount™ 370XA Gas Chromatograph


Power Supply
24 VDC at the unit (21–30 VDC) • 55 Watts (Startup) • < 25 Watts (Steady State)
Pole (standard) or wall mount
CSA: Class I, Zone 1, AEx/AEx d IIB + H2, T6, IP65 • Class I, Division 1, Groups B, C, D, T6, Enclosure Type 4X • ATEX/IECEx: Ex d IIB + H2 T6, Gb • Ta = -20 °C to 60 °C
460 mm H x 305 mm W x 280 mm D (18“ H x 12“ W x 11“ D)
22 kg (50 lbs.)
2 year limited warranty


  • Simplified Functionality and Ease of Use
  • Full color LOI with built-in software assistants to guide the operator through common tasks, such as: Module replacement; Change calibration gas; Auto-valve timing
  • Reduced Installation Costs
  • 25 VDC power with less than 55 Watts startup and < 25 Watts (steady state) nominal power
  • Pole (standard) and wall mount options
  • No shelter required for most environments, optional enclosure available for extreme environments
  • Lower Operational Costs
  • Reduced carrier gas usage
  • Automatic validation routine reduces calibration gas usage
  • Maintainable Module™ replacement is quick and easy
  • Optional utility gases: H2 , He, N2


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