Equipment and Calibration History

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View history entry 7277 for Licor LI-7700 sn: TG1-0203

Date: 2025-06-13
From: Lab -
To: Lab -
Title: Calibration
Notes: Calibration Location: Lab Last calibration: 2024-10-07 RSSI=81.7%, Optical RH=14% Ambient P=99.8kPa, Tair=17.0C Zero Air at 1800psi, AMP CA04396 1.9317 at 1200 CH4 Zero Offset: 0.024ppm CH4 Span Offset: 0.0023ppm Notes: Pressure drifted a little at first and seemed a little low. I opened the base and it looked dry inside. Put it back together and seemed to calibrate just fine.
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