Equipment and Calibration History

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View history entry 4115 for Licor LI-7700 sn: TG1-0224

Date: 2019-10-22
From: West Pond - Gas Analyzer CH4
To: West Pond - Gas Analyzer CH4
Title: Calibration
Notes: Calibration Location: West Pond Last calibration: 2019-04-11 RSSI=72%, Optical RH=27% Ambient P=101.8kPa, Tair=27.2C Zero Air at 1300psi, AMP CA03923 3.121 at 1200 CH4 Zero Offset: 0.043ppm CH4 Span Offset: 0.000ppm Notes: Was stabilizing at 0.033 for zero but went up after adjusting gas flow. Optics desiccant swapped after calibration. Cal gas used to dry head space. New RH about 10%
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