Elster Turbine Gas Meters SM-RI-X

Honeywell Elster turbine gas meters, model SM-RI-X, are turbine flowmeters for fiscal and non-fiscal applications of natural gas. The turbine gas meter is a custody transfer approved by PTB and NMI.

Turbine Meters

The Honeywell Elster® turbine gas meters are accurate and reliable for measuring the gas in gas distribution and transmission, industrial plants, and business operations. The Elster SM-RI-X is available in sizes 8-24 inches and pressure classes up to ANSI 600. For sizes 2-6,” Honeywell offers the TRZ2 turbine meter.

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Features & Benefits

Features and Benefits

Model Specific

  • Utilized as a reference meter in major calibration establishments
  • Maximum Measuring Range 50 to 25,000 m3/h
  • Meter sizes G650 to G16000 (SM-RI-X)
  • Nominal diameters DN200 to 600 (8" to 24")


  • MID approval for fiscal measurement
  • Conformity to EN12261, PED, ASME, ATEX, and IECEx
  • Lowest measurement uncertainty
  • High repeatability
  • Operating pressure from 0 to 100 bar
  • Flange rating in PN 10-100 and ANSI 150-600
  • Temperature Range: -13 °F to +158 °F
  • Compact installation with inlet pipe length L ≥ 2 DN
  • Designed for natural gas, town gas, butane, air, nitrogen, other gases on request




Download Honeywell Elster SM-RI-X Brochure.

  • Thermowell built into meter housing
  • Integrated HF-pulser
  • Absolute ENCODER
  • Direct mount of Honeywell Electronic Volume Corrector
  • Custody Transfer (approved for gas flow measurement for low to high operating pressures)
  • Gas distribution, industrial, and commercial uses