--- title: Indoor Air Quality Monitors description: Comply with indoor air quality standards for healthy and safe building environments --- We can help. Call 800-354-8556 [![Veris](https://info.veris.com/hs-fs/hubfs/raw_assets/public/Veris_April_2020/images/logo.png?width=300&height=75&name=logo.png "Veris")](https://www.veris.com/) [Cart](https://www.veris.com/cart) - [About Us](https://www.veris.com/about-us) - Login [Register](https://www.veris.com/register) - - [Shop Products](https://www.veris.com/products) - Shop Products - Menu Column 1 - [Water & Leak Detection](https://www.veris.com/126896/category/water-leak-detection) - [CO2 Sensors](https://www.veris.com/126817/category/co2-sensors) - [Current Monitoring](https://www.veris.com/126822/category/current-monitoring) - [Flow & BTU Meters](https://www.veris.com/126827/category/flow-btu-meters) - [Gas Detection](https://www.veris.com/126834/category/gas-detection) - [Humidity Sensors](https://www.veris.com/126838/category/humidity-sensors) - [Occupancy Sensors](https://www.veris.com/126846/category/occupancy-sensors) - [Power & Energy Monitoring](https://www.veris.com/126847/category/power-energy-monitoring) - 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[Network & Communication Modules](https://www.veris.com/126917/category/network-communication-modules) - [Relays](https://www.veris.com/126866/category/relays) - [Setpoint Devices](https://www.veris.com/126872/category/setpoint-devices) - [Smoke Detection](https://www.veris.com/126875/category/smoke-detection) - [Temperature Sensors](https://www.veris.com/126876/category/temperature-sensors) - [Resources & Support](https://www.veris.com/resources) - [Software Downloads](https://www.veris.com/software-downloads) - [PX3 Bluetooth App](https://www.veris.com/px3-bluetooth-app) - [Tools](https://www.veris.com/tools) - [Build-a-Sensor](https://www.veris.com/build-a-sensor) - [LEED Certification Table](https://www.veris.com/leed-certification-table) - [Electric Motor Calculator](https://www.veris.com/electric-motor-calculator) - [Support](https://www.veris.com/support) - [FAQ](https://www.veris.com/faq) - [Obsolete Products](https://www.veris.com/obsolete-product-information) - [Contact Us](https://www.veris.com/contact-us) - [Technical Support](https://www.veris.com/technical-support) - [More](https://www.veris.com/more) - [Product Catalog](https://info.veris.com/hubfs/Veris_April_2020/Files/veris_full_catalog.pdf) - [Technical Drawings](https://www.veris.com/technical-drawings) - [Application Notes](https://www.veris.com/application-notes) - [White Papers](https://www.veris.com/white-papers) - [Press Releases](https://www.veris.com/press-releases) - [About](https://www.veris.com/about-us) - [Credit Application](https://info.veris.com/hubfs/CREDIT%20APPLICATION%20FORM_2023.pdf) - [Terms & Conditions](https://www.veris.com/terms-and-conditions) - [Privacy Notice](https://www.veris.com/privacy-notice) - [One Source Rewards](https://www.veris.com/onesource-rewards) - [Contact](https://www.veris.com/contact-us) - [Blog & News](https://blog.veris.com/) - [Order Tracking](https://www.veris.com/ordertracking) # Indoor Air Quality Monitors Comply with indoor air quality standards for healthy and safe building environments ## Contact Us ## Designed with your building in mind ![Commercial](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/Commercial.png?width=60&height=60&name=Commercial.png "Commercial") ### Commercial Adaptable solutions for all spaces and budgets ![Industrial](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/Industrial.png?width=60&height=60&name=Industrial.png "Industrial") ### Industrial Reliable, versatile solutions for challenging environments ![Education](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/Education.png?width=60&height=60&name=Education.png "Education") ### Education Safe, healthy environments for on-site learning ![Healthcare](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/Healthcare.png?width=60&height=60&name=Healthcare.png "Healthcare") ### Healthcare Real-time monitoring to keep patients and workers safe ![DataCenters](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/DataCenters.png?width=60&height=60&name=DataCenters.png "DataCenters") ### Data Centers Systems designed to protect sensitive equipment ![GreenBuilding](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/GreenBuilding.png?width=60&height=60&name=GreenBuilding.png "GreenBuilding") ### Green Building Gain LEED points with a full suite of IAQ sensors # Upgrade your platform with our new and improved Veris room sensors. # CO2 Sensors [![Screen Shot 2021-01-20 at 4-29-25 PM](https://info.veris.com/hubfs/Screen%20Shot%202021-01-20%20at%204-29-25%20PM.jpeg "Screen Shot 2021-01-20 at 4-29-25 PM")](https://www.veris.com/ASSETS/DOCUMENTS/ITEMS/EN/CW2_d0920.pdf) The CW2 Series of air quality sensors is a flexible multi-sensor platform for use with BAS controllers designed to accept 4 to 20mA, 0 to 5Vdc, or 0 to 10Vdc outputs, BACnet MSTP or Modbus RTU. CW2 Series sensors are available with three user interface options: touchscreen, LCD with three buttons, and blank. CO2 and temperature sensors are included with all CW2 Series air quality sensors. Models with VOC sensors and relative humidity sensors are also available. [Download the CW2 Series Datasheet](https://www.veris.com/ASSETS/DOCUMENTS/ITEMS/EN/CW2_d0920.pdf) [Download the Protocol CW2 Series Datasheet](https://www.veris.com/ASSETS/DOCUMENTS/ITEMS/EN/CW2%20Protocol_d0823.pdf) ![Stability](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/Stability.png?width=65&height=65&name=Stability.png "Stability") Microprocessor controlled for excellent stability ![Maintain](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/Maintain.png?width=65&height=65&name=Maintain.png "Maintain") Innovative self-calibration algorithm for easy maintenance ![Accurate](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/Accurate.png?width=65&height=65&name=Accurate.png "Accurate") Dual-beam, non-dispersive infrared technology (NDIR) repeatable to ±20 ppm ±1% of measured value for high accuracy measurement ### Featured CO2 Sensors [![Sensor](https://info.veris.com/hs-fs/hubfs/Sensor.png?width=112&height=150&name=Sensor.png "Sensor")](https://www.veris.com/998160/product/veris-cw2la2av) ## [Veris CW2LA2AV Wall Air Quality Sensor](https://www.veris.com/998160/product/veris-cw2la2av) [![Sensor](https://info.veris.com/hs-fs/hubfs/Sensor.png?width=112&height=150&name=Sensor.png "Sensor")](https://www.veris.com/998169/product/veris-cw2lp2av) ## [Veris CW2LP2AV Wall Air Quality Sensor](https://www.veris.com/998169/product/veris-cw2lp2av) [Shop all CO2 Sensors](https://www.veris.com/126817/category/co2-sensors) # Temperature Sensors [![Screen Shot 2021-01-20 at 4-29-25 PM](https://info.veris.com/hubfs/Screen%20Shot%202021-01-20%20at%204-29-25%20PM.jpeg "Screen Shot 2021-01-20 at 4-29-25 PM")](https://www.veris.com/ASSETS/DOCUMENTS/ITEMS/EN/TW2_d1120.pdf) The TW2 Series of temperature sensors is a versatile sensor platform for use with BAS controllers designed to accept 4 to 20mA, 0 to 5Vdc, or 0 to 10Vdc outputs, BACnet MSTP or Modbus RTU. TW2 Series sensors are available with three user interface options: touchscreen, LCD with three buttons, and blank. [Download the TW2 Series Datasheet](https://www.veris.com/ASSETS/DOCUMENTS/ITEMS/EN/TW2_d1120.pdf) ![SaveTime](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/SaveTime.png?width=65&height=65&name=SaveTime.png "SaveTime") Flexible systems compatibility saves you time in the field ![SimpleInstall](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/SimpleInstall.png?width=65&height=65&name=SimpleInstall.png "SimpleInstall") Large wiring terminals on baseplate and snap-on covers with security screw simplify installation and service ![NoCalibration](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/NoCalibration.png?width=65&height=65&name=NoCalibration.png "NoCalibration") No calibration required ### Featured Temperature Sensors [![Sensor](https://info.veris.com/hs-fs/hubfs/Sensor.png?width=112&height=150&name=Sensor.png "Sensor")](https://www.veris.com/998181/product/veris-tw2laxc) ## [Veris TW2LAXC Wall Temperature Sensor](https://www.veris.com/998181/product/veris-tw2laxc) [![Sensor](https://info.veris.com/hs-fs/hubfs/Sensor.png?width=112&height=150&name=Sensor.png "Sensor")](https://www.veris.com/998180/product/veris-tw2laxa) ## [Veris TX2LAXA Wall Temperature Sensor](https://www.veris.com/998180/product/veris-tw2laxa) [Shop all Temperature Sensors](https://www.veris.com/126876/category/temperature-sensors) # Humidity Sensors [![Screen Shot 2021-01-20 at 4-29-25 PM](https://info.veris.com/hubfs/Screen%20Shot%202021-01-20%20at%204-29-25%20PM.jpeg "Screen Shot 2021-01-20 at 4-29-25 PM")](https://www.veris.com/ASSETS/DOCUMENTS/ITEMS/EN/HW2_d0920.pdf) The HW2 Series of humidity sensors is a flexible multisensor platform for use with BAS controllers designed to accept 4 to 20mA, 0 to 5Vdc or 0 to 10Vdc outputs, BACnet MSTP or Modbus RTU. HW2 Series sensors are available with three user interface options: touchscreen, LCD with three buttons and blank. Humidity and temperature sensors are included with all HW2 Series sensors. [Download the HW2 Series Datasheet](https://www.veris.com/ASSETS/DOCUMENTS/ITEMS/EN/HW2_d0920.pdf) ![saturation](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/saturation.png?width=65&height=65&name=saturation.png "saturation") Thin-film capacitive sensor element recovers from 100% saturation ![interchangable](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/interchangable.png?width=65&height=65&name=interchangable.png "interchangable") Fully interchangeable element to 1% or 2% accuracy with NIST calibration certificate ![minimizedowntime_accurate](https://info.veris.com/hs-fs/hubfs/Icons%20-%20Air%20Quality/minimizedowntime_accurate.png?width=65&height=65&name=minimizedowntime_accurate.png "minimizedowntime_accurate") Field replaceable to maintain accuracy and minimize downtime ### Featured Humidity Sensors [![Sensor](https://info.veris.com/hs-fs/hubfs/Sensor.png?width=112&height=150&name=Sensor.png "Sensor")](https://www.veris.com/998172/product/veris-hw2la2a) ## [Veris HW2LA2A Wall Humidity Sensor](https://www.veris.com/998172/product/veris-hw2la2a) [![Sensor](https://info.veris.com/hs-fs/hubfs/Sensor.png?width=112&height=150&name=Sensor.png "Sensor")](https://www.veris.com/998179/product/veris-hw2lp2a) ## [Veris HW2LP2A Wall Humidity Sensor](https://www.veris.com/998179/product/veris-hw2lp2a) [Shop all Humidity Sensors](https://www.veris.com/126838/category/humidity-sensors) # Request More Information We’re here to help! 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