Table of Contents
1. Introduction ............................................................................... 3
1.1. Principle of operation .......................................................... 4
1.1.1. Aerosol absorption photometer (Black carbon) .................. 4
1.1.2. Electrochemical cells (Gaseous pollutants) ........................ 6
1.2. Environmental compensation ............................................... 8
1.2.1. Black carbon (BC) compensation ...................................... 9
1.2.2. Gas compensation ......................................................... 10
1.3. Base package contents ...................................................... 10
2. Technical Specifications ........................................................... 11
2.1. General specifications........................................................ 11
2.2. Measurement performance ................................................ 12
2.3. Operational limits and warnings ......................................... 13
2.4. Data processing overview ................................................... 14
3. Operating Instructions .............................................................. 15
3.1. Hardware overview ............................................................ 15
3.2. Interactive LED button: Sensor display and control .............. 16
3.2.1. Sensor startup .............................................................. 17
3.2.2. Default LED mode: Pollutant concentration display .......... 17
3.2.3. Sensor menu Interface ................................................... 17
3.2.4. Sensor shutdown (Power off) .......................................... 18
3.2.5. Toggle Cloud Dashboard connection ............................... 18
3.2.6. Provision Cloud Dashboard service ................................. 18
3.2.7. Sensor alarms and errors ............................................... 18
3.3. Filter tab replacement ....................................................... 19
3.3.1. Attenuation reset ........................................................... 21
3.4. Battery charging ............................................................... 21
3.4.1. Charging Outside of Enclosure ........................................ 21
3.4.2. Charging Inside Enclosure .............................................. 21
3.5. Active Ventilation Enclosure ............................................... 22
3.5.1. Enclosure Overview ........................................................ 22
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