Description
The Belimo 22RTM-5X900A is a multi-parameter room sensor designed to simultaneously monitor temperature, relative humidity (RH), and carbon dioxide (CO2) levels within occupied spaces. Built for commercial HVAC and building automation applications, this sensor delivers accurate, real-time environmental data to help optimize system performance, improve occupant comfort, and support energy-efficient demand-controlled ventilation (DCV) strategies.
Key Features
- Three-in-one sensing: room temperature, relative humidity, and CO2 concentration in a single device
- Designed for seamless integration with building automation systems (BAS) and HVAC controllers
- Supports demand-controlled ventilation (DCV) for energy savings and improved indoor air quality
- Compact, low-profile wall-mount enclosure suitable for office, classroom, and commercial environments
- Analog output signals for straightforward connection to DDC and BAS controllers
- Durable construction from Belimo, a trusted leader in HVAC actuation and sensing
Applications
- Commercial offices and open-plan workspaces
- Schools, universities, and educational facilities
- Healthcare and institutional buildings
- Retail and hospitality environments
- Any occupied space requiring precise indoor air quality monitoring
Why Choose Belimo?
Belimo is a globally recognized manufacturer of HVAC actuators, control valves, and sensors. The 22RTM-5X900A reflects Belimo’s commitment to precision engineering, reliable performance, and ease of installation — making it a preferred choice for mechanical contractors, building automation integrators, and facility managers seeking dependable multi-parameter room sensing solutions.
Product Details
- Brand: Belimo
- SKU: 22RTM-5X900A
- Sensor Type: Room Temperature / Relative Humidity / CO2
- Mounting: Wall-mount (room)
- Application: Commercial HVAC / Building Automation







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