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Sherpa 70 Air Sampler

This system automatically purges the flasks, dries the air sample, and fills the flasks to a pre-determined pressure without constant operator supervision.

Used in NOAA Carbon Cycle Greenhouse Gas (CCGG) cooperative air sampling network for ground-based flask pair sampling to collect samples for analysis of CO2, CH4, N2O, CO, H2, and fifty (50) other gas and isotope species.


  • Rechargeable NiMH battery
  • Air compressor pump with nitrile diaphragm
  • Pressure regulator
  • Pressure and voltage gauges
  • 2.5 L glass flasks
  • 5.4 m ambient air sampling mast folds into suitcase
  • Electronic controller with status lamps
  • Optional Thermoelectric-cooled TEC) air-sample drier
  • Motorized valves to automate flushing and sampling modes
  • Microprocessor controlled
  • AC power adaptor supplied (120 VAC or 240 VAC)
  • Carrying case and shoulder strap


  • 20 x 22.5 x 7.5” (51 x 57 x 19 cm)
  • 28 lbs. (12 kg)

Flask Specs

  • Configurable with one or two 2.5 liter flasks
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Interested in our other environmental monitors?

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