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Specifications
The FPI HGA-331 is a high-precision greenhouse gas analyzer designed for simultaneous measurement of CO₂, CH₄ and H₂O. It uses Cavity Ring-Down Spectroscopy (CRDS) and is designed for stable, real-time greenhouse-gas and carbon monitoring applications.
| Specification | HGA-331 |
|---|---|
| Measurement Principle | Cavity Ring-Down Spectroscopy (CRDS) |
| Measured Gases | CO₂, CH₄, H₂O |
| Cavity Temperature Control | ±0.005 °C |
| Cavity Pressure Control | ±0.0002 atm |
| Sample Temperature | -10 to 45 °C |
| Sample Pressure | 300–1000 torr (40–133 kPa) |
| Sample Flow | <0.4 slm at 760 torr |
| Sample Humidity | <99% RH, non-condensing |
| Gas Inlet | 1/4 inch Swagelok |
| Operating Temperature | 10–35 °C |
| Storage Temperature | -10–50 °C |
| Outputs | RS-232, USB, Ethernet |
| Display | 7-inch touch screen |
| Power Supply | 85–264 VAC, 50/60 Hz |
| Power Consumption | 70 W analyzer + 300 W external pump |
| Installation | Benchtop or 19-inch rack mount |
| Dimensions | 178 × 432 × 602 mm |
| Weight | 28.05 kg including external pump |
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