| Date: |
2019-10-22 |
| From: |
Mayberry - Gas Analyzer CH4 |
| To: |
Mayberry - Gas Analyzer CH4 |
| Title: |
Calibration |
| Notes: |
Calibration Location: Mayberry
Last calibration: 2019-04-25
RSSI=84.7%, Optical RH=28%
Ambient P=101.6kPa, Tair=29.7C
Zero Air at 1200psi, AMP CA03923 3.121 at 1200
CH4 Zero Offset: -0.075ppm
CH4 Span Offset: 0.007ppm
Notes: Slightly larger zero offset but span seems good. After calibration swapped optics desiccant and dried head space with cal gas. New RH 11%.
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