Sensors
Troubleshooting This category provides a selection of articles and topics to assist users with troubleshooting problems associated with setting up, maintaining, and using PurpleAir sensors.
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Sensor Owner's Guide
Introduction Welcome to PurpleAir! By purchasing a sensor, you have joined a worldwide network of people striving to better understand their air. You can now contribute to that network by setting up your device. Doing … |
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6 | 3619 | October 11, 2024 |
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About PurpleAir Sensors
This category serves as a knowledge base for information regarding PurpleAir sensors and other hardware. Here you can find information about setting up your sensor, troubleshooting, and other related topics. If you have … |
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4 | 1654 | January 24, 2025 |
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Sensor Wi-Fi and Registration
This guide will help you set up your PurpleAir sensor. To set up this device, you will need the sensor’s device ID, an email associated with the sensor, a local WiFi network, and a WiFi-enabled device like a phone or c… |
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14 | 179700 | November 6, 2023 |
| PIXEL sensor Serial Readout |
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0 | 3 | April 14, 2025 |
| Flex sensor went offline, red power led is on |
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1 | 41 | April 2, 2025 |
| Data Layer |
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1 | 23 | April 2, 2025 |
| Bug Report - SD card fails when launched cold |
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0 | 21 | April 2, 2025 |
| High AQI reading from local sensor |
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4 | 61 | March 20, 2025 |
| SD Card data is missing when PA Flex is used outside |
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2 | 63 | March 17, 2025 |
| Sensor has wildly wrong temperature |
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8 | 164 | March 6, 2025 |
| Sensor shows on map - MyPurpleAir App stopped showing data |
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0 | 27 | March 1, 2025 |
| Temperature readings are extremely high |
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3 | 63 | February 28, 2025 |
| BME680 VOC Scale Change on the PurpleAir Map |
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8 | 1443 | February 21, 2025 |
| What Do PurpleAir Sensors Measure and How Do They Work? |
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0 | 10188 | February 3, 2023 |
| wired/Ethernet connection option still planned? |
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15 | 498 | February 21, 2025 |
| Pixel sensor |
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4 | 151 | February 14, 2025 |
| Accessing Serial Data From PurpleAir Sensors |
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0 | 262 | April 30, 2024 |
| LED color is cool but flashing is super distracting |
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0 | 31 | February 2, 2025 |
| WiFi connection |
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1 | 33 | January 31, 2025 |
| Why so many devices showing -307C temperature? |
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2 | 49 | January 21, 2025 |
| Sensor shows up on map, but not through other apps |
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1 | 57 | January 21, 2025 |
| Sensor not reporting data |
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9 | 306 | January 16, 2025 |
| Outdoor sensor detached |
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1 | 37 | January 16, 2025 |
| Both sensors read 0 counts |
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6 | 69 | January 16, 2025 |
| Sensors and salt air |
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3 | 96 | January 13, 2025 |
| WiFi Troubleshooting |
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0 | 5430 | June 14, 2024 |
| Data Disparities btw Proximate Monitors |
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1 | 24 | January 7, 2025 |
| Purple Air Sensor without WIFI |
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3 | 245 | January 3, 2025 |
| Sensor (Laser Counter) Replacement |
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5 | 1510 | December 30, 2024 |
| Disable one sensor |
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2 | 77 | December 24, 2024 |