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Open Path H2O Analyzer

Available on backorder

Features:

Ambient air temperature measurements at the optical path.

Temperature controlled optics and detector provide stable measurements—even in wide temperature fluctuations.

Precision optical components reduce sensitivity to contamination in dusty environments.

Scratch-resistant sapphire lenses for simple cleaning in the field.

High-performance brushless chopper motor provides dependable long-term operation

Specifications:

CO2 Measurements

    • Calibration range: 0 to 3000 µmol mol-1
    • Accuracy: Within 1% of reading
    • Zero drift(per °C):
      • ±0.1 ppm typical
      • ±0.3 ppm maximum
    • RMS noise (typical @ 370 ppm CO2):
      • @5 Hz: 0.08 ppm
      • @10 Hz: 0.11 ppm
      • @20 Hz: 0.16 ppm
    • Gain drift (% of reading per °C @ 370 ppm):
      • ±0.02% typical
      • ±0.1% maximum
    • Direct sensitivity to H2O (mol CO2 mol-1 H2O):
      • ±2.00E-05 typical
      • ±4.00E-05 maximum

H2O Measurements

    • Calibration range: 0 to 60 mmol mol-1
    • Accuracy: Within 1% of reading
    • Zero drift (per °C):
      • ±0.03 mmol mol-1 typical
      • ±0.05 mmol mol-1 maximum
    • RMS noise (typical @ 10 mmol mol-1 H2O):
      • @5 Hz: 0.0034 mmol mol-1
      • @10 Hz: 0.0047 mmol mol-1
      • @20 Hz: 0.0067 mmol mol-1
    • Gain drift (% of reading per °C @ 20 mmol mol-1):
      • ±0.15% typical
      • ±0.30% maximum
    • Direct sensitivity to CO2 (mol H2O/mol CO2):
      • ±0.02 typical
      • ±0.05 maximum

General

  • Fundamental Gas Sampling Rate: 150 Hz
    • Bandwidth: 5, 10, or 20 Hz; software selectable
    • Type: Absolute, open-path, non-dispersive spectroscopy
  • Detector: Thermoelectrically cooled lead selenide
    • Path Length: 12.5 cm (4.92″)
  • Air Temperature Thermistor: 10K ohm @ 25 °C thermistor
    • Measurement Range: -40 to 70 °C
    • Sensor Accuracy: ±0.25 °C from -20 to 70 °C
    • Resolution: 0.003 °C @ 25 °C
  • Pressure Sensor:
    • Measurement Range: 20 to 110 kPa
    • Sensor Accuracy: ±0.4 kPa from 50 to 110 kPa
    • Resolution: 0.006 kPa
  • Outputs: Ethernet
  • Operating Temperature Range: -25 to 50 °C (-40 to 50 °C verification on request)
  • Relative Humidity Range: 0-95% (non-condensing)
  • Weatherproof Rating: Tested to IEC IP65 standard user
  • Interface: Windows® PC software
  • Power Requirements: 10.5 to 30 VDC
  • Steady-State Power Consumption: 4 W typical at 25 °C
    8 W max over operating range of -25 to 50 °C
  • Head:
    • Size: Diameter 6.5 cm, Length 30 cm
    • Weight: 0.67 kg; 1.3 kg with mounting post
    • Head Cable Length: 200 cm
  • DSI Box:
    • Size: 13.24 × 14.64 × 6.24 cm (H × W × D)
    • Weight: 0.93 kg

Catalogue: PDF

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Open Path H2O Analyzer

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