CO2 Analyzer

• Type: Differential, non-dispersive infrared gas analyzer.
• Detectors: Two solid-state detectors; one each for CO₂ and H₂O, filtered at 4.255 and 2.595 microns, respectively.
• Chopping Frequency: 600 hertz.
• Source: Single source.
• Optical Bench: One optical bench. Sample cell size: 9.53 mm Dia. x 152.4 mm L (3/8″ x 6″). Volume: 10.86 cm³.
• Warm-up Time: Approximately 2 minutes to operation; 2 hours to temperature equilibration.
• Gas Pressure: Maximum allowable pressure is 115 kPa (17 psi) with pressure sensor connected. 200 kPa (29 psi) max. w/o pressure sensor connected.
• Maximum Flow through Analyzer: >50 liters/min.
• Internal Pump: Yes – variable; up to 1 liter/min.
• Display: 40 character x 8 line backlit LCD. 3 numeric screens available.
• Graphing: 3 graphing screens available with 1-3 graphs per screen.
• Back Panel Connections:
  • USB: 2.0 compliant, up to 50 Hz.
  • RS-232: 9600-115200 baud, 8, N, 1. Supports XON/XOFF and trigger input.
  • Analog: 4 user-scalable 14 bit DACs, 20 Hz bandwidth at 300 Hz update frequency.
  • Auxiliary Input Channels: 2, ±2.5V, 10 Hz bandwidth.
• Tubing Connections: Swagelok
• Power Requirements: 100-240 VAC, 50-60 Hz, or 10.5-16 VDC, 4 amps max.
• Power Consumption: 15-40 Watts (dependent on ambient temperature and pump usage).
• Temperature Range: 0-50 °C ambient, 0-55 °C bench.
• Size: 5″ H x 9.875″ D x 14.5″ L (12.7 x 25 x 36.8 cm).
• Weight: 19.4 lbs. (8.8 kg).

CO₂ Specifications

• Range: 0-3000 ppm
• Accuracy: Within 1% nominally.
• Zero Drift (with temperature): ±0.3 ppm/°C.
• Span Drift: ±0.2% of reading/°C.
• Water Sensitivity: <0.1 ppm CO₂/mmol/mol H₂O (Software algorithm corrects for band broadening effects).
• Calibration: Factory linearization over 0-3000 ppm range using NIST-traceable standard gases.
• Pressure Range: 0 to 115 kPa absolute.
• Display Resolution: 0.01 µmol/mol.
• Signal Noise: See Table 1.

H₂O Specifications

• Range: 0-60 mmol/mol. Optical bench and interconnecting hoses must be maintained above the dew point temperature by the user.
• Accuracy: 1%.
• Zero Drift: ±0.02 mmol/mol/°C.
• Span Drift: ±0.4% of reading/°C.
• Signal Noise: See Table 1.

Catalogue: PDF