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Q: What hostnames and ports do PurpleAir sensors use?
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2
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2037
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November 7, 2025
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Sensor appearing on map?
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1
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62
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November 7, 2025
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Which Sensor to Choose
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18
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79381
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November 6, 2025
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How to calculate Raw PM2.5 ALT cf=3.4 from SD card files
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3
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137
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November 6, 2025
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Is creating a 'Gmail' account the only way to use PA Develop?
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2
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71
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November 3, 2025
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Operating temperature
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0
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44
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October 31, 2025
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Spurious spike on indoor sensor
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3
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59
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October 31, 2025
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Using PurpleAir to Track Neighbor Smoke Intrusions..Others?
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14
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1318
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October 30, 2025
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Common culprits if PA pixel turns red in home?
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3
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29
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October 27, 2025
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No reading indoors
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3
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49
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October 23, 2025
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How to reset downgraded sensor channel?
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12
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356
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October 23, 2025
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Restarting after unplugging
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4
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457
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October 22, 2025
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Flex-2 isn't correlating well with my state's FEM monitor
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4
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51
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October 22, 2025
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Strange IAQ instantaneous change
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1
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24
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October 22, 2025
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Que puedo hacer si perdi mi correo de asociacion?
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1
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11
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October 22, 2025
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Averaging Time for LED Colors
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1
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75
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October 22, 2025
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Outdoor PA-II-Zen 7.04.- intranet webpage disappears, requires power cycling
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1
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93
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October 22, 2025
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Alarm companion app
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4
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649
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October 19, 2025
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Another app
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0
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66
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October 16, 2025
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LED color is cool but flashing is super distracting
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1
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68
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October 16, 2025
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Setting Custom Alerts for Specific Sensors
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0
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29
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October 15, 2025
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Syncing PurpleAir data to Notion
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0
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34
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October 13, 2025
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The PurpleAir Utility
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23
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11194
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October 6, 2025
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How to Flash Firmware to Your Sensor
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0
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730
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August 22, 2024
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The "Apply Conversion" Field
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2
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2679
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July 24, 2024
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Find operator of sensor?
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1
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33
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October 2, 2025
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Schedule LED brightness
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11
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533
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September 29, 2025
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VOC sensor measurements?
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3
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80
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September 29, 2025
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Replace USB adapter
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2
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43
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September 26, 2025
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Not so sure these reflect actual air qual
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3
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112
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September 26, 2025
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