Ozone Calculation

RS41 Ozone Soundings User Guide

Document code: M211486EN
Revision: E
Language: English
Product: RS41-D; RS41-SG; RS41-SGM; RS41-SGP
Document type: User guide

About This Document
General Information
Version Information
Related Manuals
Documentation Conventions
Trademarks
Product-Related Safety Precautions
Lithium Battery-Related Precautions
Transporting RS41 Radiosondes with Lithium Batteries
Transporting Ozone Sensors with Lithium Batteries
ESD Protection
Product and System Component Overview
Introduction to Ozone Sounding with RS41
Ozone Sensor Unit
Ozone Interface Kit RSA411
Ozone Interface Board OIF411
Radiosonde RS41 Additional Sensor Interface
Equipment and Material Needed
Vaisala Ozone Sounding Startup Kit
Ozonizer / Test Unit KTU-3
Ozonizer/Test Unit TSC-1
Ozone Destruction Filter
Pump Test Unit
Laboratory Ware Set
Ozone Chemicals
Air Flow Meter
Other Equipment and Material
Balance
Thermometer
Power Supply
Protective Gloves
Expendables and Spare Parts
Constructing an Ozone Sounding
Sounding Preparation Phases and Schedule
Preparing the Cathode and Anode Solutions
Preparations 7 to 3 Days Prior to Release
Using the Air Flow Meter
Preparation Steps 7 to 3 Days Prior to Release
Preparation Steps on the Day of Release
Preparations Just Before Release (2 - 0 Hours)
Starting Preparations
Attaching Radiosonde Holder to Flight Box
Attaching OIF411 to SPC’s Ozone Sensor Frame
Attaching OIF411 to EN-SCI Ozone Sensor Frame
Connecting Ozone Sensor Wires to OIF411
Preparing the Radiosonde and OIF411
Connecting Ozone Sensor Pump to OIF411
Connecting Ozone Pump Battery to OIF411
Connecting Thermistor Cable to Ozone Sensor Pump
Connecting Additional Sensor Cable to OIF411
Connecting Heating Battery to OIF411 (Optional)
Preparing the Radiosonde with Ground Equipment
Constructing Sounding Accessories
Pump Motor Battery
Recording the Surface Ozone
Launching the Balloon
Recording Post-Launch Data
Ozone Calculation
Ozone Calculation Overview
Averaging and Eliminating Irrelevant Measuring Results
Ozone Partial Pressure Calculation
Ozone Sensor Operating Principle
Ozone Sensor Reactions
Calculation of Local Ozone Values
Background Current Correction (IBG)
Pumping Time for 100 ml of Air (t)
Measured Airflow Temperature (TP)
Pump Efficiency Correction (Cef)
Additional Correction Factor (Cref)
Total Ozone Calculation
Total Ozone from Sounding
Residual Ozone (Total Ozone after Balloon Burst)
Ozone in μg/m³
Accuracy of Ozonesonde Measurement
Ozone Interface Board OIF411 Data Interpretation
Measurement Data
ID Data
Additional Data
Storage and Transportation
Storage
Transportation
DigiCORA MW41 Ozone Data
Calculating Ozone Data in MW41
Reporting Ozone Data in MW41
Archived Ozone Data in MW41
Additional Sensor Data from RS41
Additional Sensor Data from RS92
Calculated Ozone Data
OIF411 or OIF92 Ozone Parameters
Ozone Results
Raw Ozone Data
Safety Instructions for Balloon Operators
Checklist for Equipment and Supplies for Flight Preparations
Performance Review Literature
Technical Support
Recycling

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