Model E-Lite: Complete, connected air quality sensor

Elevate Your Environment with VisiblAir Model E-Lite

Discover the perfect balance of simplicity and functionality with the Model E-Lite, an all-in-one air quality monitoring solution. This advanced sensor provides real-time measurements of CO2, particulate matter, VOC index, barometric pressure, temperature, and humidity, giving you a comprehensive understanding of your environment.

Even without Wi-Fi, the E-Lite stores your data securely in its internal memory and seamlessly syncs it to the cloud once connectivity is restored. Stay informed and connected, because your air quality matters!

Why Choose the Model E-Lite?

• Advanced CO2 Monitoring: Powered by Sensirion’s dual-beam NDIR technology (SCD-30) for precise carbon dioxide readings.
• Particulate Matter Analysis: Tracks PM1.0, PM2.5, PM4.0, and PM10 with Sensirion’s SPS30, featuring a self-cleaning probe for long-term reliability.
• VOC Indexing: Monitors volatile organic compounds (VOC) using the SGP-40 sensor to detect chemical pollutants.
• Barometric Pressure Tracking: Equipped with Bosch’s BMP180, ideal for monitoring atmospheric conditions.
• Convenient Connectivity: Stay connected with 2.4 GHz Wi-Fi for remote monitoring.
• Battery-Powered: Up to 4 hours of operation with Wi-Fi disabled, perfect for portable use.
• Long-Term Data Retention: Access up to 48 months of historical data in the cloud portal to analyze trends over time.
• Audible CO2 Alerts: Set custom thresholds to receive immediate audible notifications when CO2 levels exceed safe limits.
• USB-C Charging: Fast and convenient charging ensures your device is always ready.
• Firmware Updates: Stay up-to-date with the latest features via over-the-air updates.
• Free Cloud Access: Manage up to 10 sensors under one account at no cost. Additional sensors available for:
  • $5 CAD per month per sensor (monthly plan)
  • $50 CAD per year per sensor (annual plan, plus applicable taxes)

Specifications

• Dimensions: 60mm x 85mm x 40mm
• Enclosure: Black PETG (3D-printed)
• CO2 Measurements

• Range: 0 to 10,000 ppm
• Accuracy: ±30 ppm + 3% MV (at 25°C, 400 to 10,000 ppm)
• Particulate Matter Probe

• Range: PM1.0, PM2.5, PM4.0, PM10 (PM4.0 and PM10 interpolated)
• Accuracy: ±10 µg/m³ (0-100 µg/m³), ±10% (100-1000 µg/m³)
• Self-Cleaning: Every 7 days of continuous operation
• VOC Sensor

• Range: VOC index 0 to 500
• Accuracy: ±5 VOC Index points
• Barometric Pressure

• Range: 300 to 1100 hPa
• Accuracy: ±0.12 hPa
• Temperature

• Range: -40°C to 70°C
• Accuracy: ±(0.4°C + 0.023 x (T [°C] - 25°C))
• Humidity

• Range: 0% to 100% RH
• Accuracy: ±3% RH

Experience Simplicity and Precision with the Model E-Lite

The Model E-Lite is the ideal choice for homes, offices, or classrooms, offering comprehensive air quality monitoring in a compact and reliable device. Gain the insights you need to create a healthier, safer, and more comfortable indoor environment.

Ready to elevate your air quality monitoring? Order the Model E-Lite today and breathe easier!

Availability

We are stocking low quantities for fast deliveries. If we are out of stock, your order will be built, assembled and tested and will ship 3 to 5 business days from the day you place your order.

Documents

Datasheet

Quick setup guide

Case 3D print files

Cases can be printed in resin or with FDM technology. For FDM, we recommend using a 0.4mm nozzle and a maximum layer height of 0.2mm for optimal results.

Google Drive Link to STL Files

Firmware Changelog

• v1.7.0 - December 17th, 2024
  • Wi-Fi Cloud Events Check: When Wi-Fi is enabled at startup, the system now checks for cloud portal events, making sure everything connects properly.
  • System Stability: Fixed a rare issue that could cause the system to freeze when counting lines of data.
  • Factory Reset Improvement: The factory reset now runs earlier during the boot process, ensuring smoother recovery if needed.
  • New Screen Timeout Option: You can now turn the screen off automatically after a period of inactivity to save power.
• v1.6.0 - November 27th, 2024
  • Fix vape icon is way too big
  • Fix temperature and humidity compensations
  • Fix issue where Wi-Fi can't be turned on
  • Fix issue where get action are too frequent
  • Fix issue where sensor does not save reading to memory if Wi-Fi turned off after the sensor been running on Wi-Fi multiple days
• v1.5.2 - July 10th, 2023
  • Fix issue where sensor appears unresponsive
• v1.5.1 - April 15th, 2023
  • Fix issue where model sent to portal is hardcoded to E
• v1.5.0 - April 15th, 2023
  • Fix issue where when dimmed and no power connected, screen does not go bright when taping the buttons
  • Fix issue where offline data counter goes negative
  • NTP sync should be at boot and every 4h
  • Data stream is 1m+ the selected value...
  • Add a password screen timeout
  • Allow custom CO2 calibration values from any network
  • Add a boot logo
  • Add method to transfer data in memory to SD card
  • Add method to manually set the time and date
  • Add support for the SPS30
• v1.4.1 - March 3rd, 2023
  • Fix issue where the device does not display values following a factory reset
  • Fix issue where the VOC index was capped to 100 instead of 500
  • Fix issue where the VOC index was not processed often enough
  • Add support for IPS sensor in UART mode
  • Make sure the IPS has the proper settings at boot
  • Add normalization algorithm to the IPS measurements
  • Add ability to switch between PC and PM on the display
• v1.3.0 - February 2nd, 2023
  • Fix issue that made the barometric pressure reading not accurate
  • Add support to save readings to SD card
  • Add factory reset method
  • Set the SCD30 sensor frequency to 30s
  • Add local API to query the sensor directly
  • Show data upload progress
  • Better boot screen
  • Don’t go back to main screen right away when enabling/disabling Wi-Fi
  • Dim the display after a period of inactivity when running on battery
  • Make sure that false readings from the sensors (outside their specified limits) are ignored
  • Show firmware upgrade screen when upgrade triggered from portal
• v1.2.0 - January 9th, 2023
  • First production release