Date: |
2021-12-01 |
From: |
Mayberry - Gas Analyzer CH4 |
To: |
Mayberry - Gas Analyzer CH4 |
Title: |
Calibration |
Notes: |
Calibration Location: Mayberry
Last calibration: 2021-06-01
RSSI=85%, Optical RH=22%
Ambient P=101.8kPa, Tair=9.3C
Zero Air at 600psi, AMP CA04396 1.9317 at 1650
CH4 Zero Offset: 0.034ppm
CH4 Span Offset: -0.0157ppm
Notes: A lot of fog in the air so it was hard for RSSI to go >60 even when clean. The RSSI increased to 85 when we put the hood on. Relatively still day. After calibration, we dried down the sensor headspace with zero air until optics RH=10%. We swapped out the old drierite for fresh drierite.
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