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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