22DCK-51 Belimo Sensor
$628.10
Duct Sensor CO₂ / VOC / CO₂+VOC mix / Temperature active, 0…5 V, 0…10 V, Probe length 7″ [180 mm], Probe diameter 7.09″ [19.5 mm]
Overview
The Belimo 22DCK-51 is an active air quality duct sensor that measures CO₂, VOCs, CO₂+VOC combination, and temperature. Designed for commercial ventilation control, it offers selectable analog voltage outputs and dual-channel calibration for precise indoor air monitoring.
Features
- Integrated sensing for CO₂, VOC, combined CO₂+VOC mix, and temperature
- NDIR CO₂ sensing with self-calibrating dual-channel accuracy
- Selectable 0…5 V or 0…10 V output signals
- Weather-resistant IP65 / NEMA 4X rated enclosure
- Includes mounting flange and 1/2″ NPT conduit adapter
Specifications
- Measured Values: CO₂, VOC, CO₂+VOC mix, Temperature
- Output Signal: 0…5 V, 0…10 V
- Probe Length: 7 inches [180 mm]
- Probe Diameter: 0.77 inches [19.5 mm]
- Supply Voltage: 24 V AC/DC
- Enclosure Rating: NEMA 4X / IP65
Applications
- Air quality monitoring in commercial supply and return ducts
- Demand-controlled ventilation in office buildings and schools
- Real-time VOC and CO₂ concentration tracking in HVAC networks
| Weight | 3 lbs |
|---|---|
| Dimensions | 9 × 9 × 9 in |
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