Equipment and Calibration History

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View history entry 1231 for Licor LI-7700 sn: TG1-0211

Date: 2014-03-07
From: Twitchell Rice - Gas Analyzer CH4
To: Twitchell Rice - Gas Analyzer CH4
Title: Calibration
Notes: Calibration Location: Twitchell Last calibration: 2013-08-21 RSSI=63%, Optical RH=17% Ambient P=102.1kPa, Tair=18.5C Zero Air at 1600psi, 2nd CH4 4.995 at 1100 CH4 Zero Offset: 0.01ppm CH4 Span Offset: 0.004ppm Notes: Calibrated by Cove and Sara. Firmware upgraded to v1.0.21 after calibration. Windy day.
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Field notes