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About the Sensors category
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368
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February 28, 2023
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Q: What hostnames and ports do PurpleAir sensors use?
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2
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2016
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November 7, 2025
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I can't seem to log into PA, or see details (SN, etc) of my owned sensor
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39
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September 9, 2025
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Sensor A is downgraded, but Sensor B is stuck at zero
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4
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161
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September 3, 2025
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Q: Can I add a mesh screen to my sensor to keep out bugs and critters?
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0
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5386
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June 4, 2022
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PA-II temp and RH data inconsistency?
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0
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43
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July 30, 2025
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Q: Can I calibrate my PurpleAir sensor?
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0
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3563
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June 4, 2022
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Q: How do the PurpleAir sensors differ, and can I mount them indoors OR outdoors?
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1
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2589
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June 9, 2025
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Q: Can I Take my Sensor on the Road?
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0
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311
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December 18, 2024
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Micro SD Card
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4
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357
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July 24, 2024
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Q: Why are my sensor's LEDs blue?
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0
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1091
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January 12, 2024
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Q: LCS vs FRM/FEM
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0
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155
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June 27, 2024
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Q: Does SD Card Data Get Uploaded to the Map?
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0
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212
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June 19, 2024
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SD card max size
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1
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181
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June 18, 2024
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Sensors firmware
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1
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522
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June 18, 2024
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Q: My Zen LED's have gone dark. Did they fail?
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8
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2156
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December 31, 2023
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Q: Can I use alternative power (solar and battery) to run a sensor remotely?
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4
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2300
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November 7, 2023
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Q: How can I tell if my sensor is not performing properly?
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2
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2582
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July 7, 2023
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Q: What do I do if one of my channels is downgraded, reporting high, not working, or spikes erratically?
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0
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2036
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June 4, 2022
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Q: How many sensors should I install in my area?
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0
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3403
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June 3, 2022
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Q: How do PurpleAir sensors work, and what do they measure?
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2
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3354
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January 16, 2025
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Q: How do PurpleAir sensors compare to regulatory particulate matter sensors?
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1
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5965
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October 20, 2022
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Q: How much power does a PurpleAir sensor draw, and how much bandwidth/data does it use?
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1
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3266
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July 13, 2022
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Q: How long can I expect my PurpleAir sensor to last?
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2
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2567
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July 13, 2022
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Q: What is the WiFi range of a PurpleAir sensor?
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2
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963
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July 15, 2022
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