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NOx_CLD_photolytic_COPDD

operational
🔬 chemiluminescence detector 🏭 Teledyne 📦 Teledyne T200UP
Description

Chemiluminescence detector operated at the observatory platform Site d’observation atmosphériques Puy de Dôme/ Opme/Cézeaux (COPDD) to perform in-situ measurements of nitrogen oxides (NOx).


🔧 Inlet System
Operated in atmospheric simulation chamber
Measurement height above ground 12.0 m
Distance from VOC inlet 0.0 m
Distance from ozone inlet 0.0 m
Inlet tube material PTFE (Teflon)
Residence time 2.0 s
Humidity/Temperature control Temperature conditioning at 20 °C
Inlet line heating
Filter inlet material PTFE (Teflon)
Inlet filter mesh size 5.0 µm
⇄ Converter
Type Photolytic
Converter manufacturer Teledyne
Converter serial number 198
Duration of stay in converter or bypass line 1.0 s
Duration of stay in converter 1.0 s
Temperature 293.15 K
📐 Calibration
Gas standard concentration 5013.0 µmol/mol
Gas standard uncertainty 100.0 µmol/mol
Gas standard confidence interval 2%
Zero air Zero Air generator

NO Calibration

Type Cylinder/Dilution
Automation Manual
Frequency 1.0 months
NO calibrator manufacturer Thermo Fisher Scientific
NO calibrator model Thermo Fischer Scientific 146-i

NO Certificates (1)

Name: Air_liquide_NOx_COPDD Supplier: Other

NO₂ Calibration

Type GPT
Automation Manual
Frequency 1.0 months
NO₂ calibrator manufacturer Thermo Fisher Scientific
NO₂ calibrator model Thermo Fischer Scientific 146-i

NO₂ Certificates (1)

Name: Air_liquide_NOx_COPDD Supplier: Other
📏 Auxiliary Measurements
Role Type Manufacturer Model Serial number
Ozone instrument ultra-violet absorption detector Thermo Fisher Scientific Thermo 49i 1161650015
Meteorology instrument Vaisala Vaisala custom built
📋 Measurement QA/QC
Instrument log book Hard copy
Checklist 1.0 weeks
✅ Data QA/QC
Time series analysis of calibrations
Time series analysis of compound ratios
@VOC@
Other QA/QC method Outlier detection
📤 Data Submission
Database Submission interval
ACTRIS 1.0 years