LI-COR LI-7815 CO2/H2O Trace Gas Analyzer

Total Weight: 10.5 kg (including batteries)

Battery Life: 8 hours typical with 2 batteries

CO2 Measurements

Response Time (T10-T90): all from 0 to 400 ppm

≤ 2 seconds in Standard Configuration

≤ 3 seconds in High Altitude Configuration

Range: 0 to 10,000 ppm

Precision (1σ):

0.10 ppm at 400 ppm with 1 second averaging

0.04 ppm at 400 ppm with 5 second averaging

Maximum Drift: < 0.2 ppm per 24-hour period

H2O Measurements

Range: 0 to 60,000 ppm

Precision (1σ):

45 ppm at 10,000 ppm with 1 second averaging

20 ppm at 10,000 ppm with 5 second averaging