Description
The Belimo 22DC-53 is a duct-mount carbon dioxide (CO₂) sensor designed for demand-controlled ventilation (DCV) and indoor air quality (IAQ) monitoring in commercial HVAC systems. Delivering a reliable 4–20 mA analog output signal, this sensor integrates seamlessly with building automation systems (BAS) and energy management platforms to help optimize fresh-air delivery based on actual occupancy levels — reducing energy waste while maintaining healthy indoor environments.
Key Features
- Duct-mount form factor for direct installation in supply or return air ductwork
- 4–20 mA analog output for broad compatibility with BAS and DDC controllers
- CO₂ measurement using non-dispersive infrared (NDIR) sensing technology for long-term accuracy and stability
- Supports demand-controlled ventilation strategies to reduce HVAC energy consumption
- Compact, durable housing engineered for commercial HVAC environments
- Easy wiring and installation with clearly labeled terminals
Applications
- Demand-controlled ventilation (DCV) in offices, schools, retail, and hospitality
- Building automation and energy management system integration
- Indoor air quality monitoring and reporting
- ASHRAE 62.1 ventilation compliance support
Why Choose the Belimo 22DC-53?
Belimo is a globally recognized leader in HVAC actuator and sensor technology. The 22DC-53 reflects that heritage — combining precision CO₂ measurement with a universal 4–20 mA signal output that works with virtually any modern control system. Whether you’re retrofitting an existing building or specifying sensors for new construction, the 22DC-53 delivers the reliability and accuracy that HVAC professionals depend on.
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