Description
Honeywell C7232B1030 Carbon Dioxide Duct Sensor Overview
The Honeywell C7232B1030 is a professional-grade carbon dioxide sensor designed for duct-mount applications in commercial HVAC and building automation systems. Utilizing Non-Dispersive Infrared (NDIR) sensing technology, this sensor delivers accurate, stable CO2 measurements across a 0–2000 PPM range, making it an ideal solution for demand-controlled ventilation (DCV) strategies that improve indoor air quality while reducing energy consumption.
Key Features
- Non-Dispersive Infrared (NDIR) sensing technology for accurate, long-term stable CO2 measurement
- Measurement range: 0 to 2000 PPM CO2
- Dual analog output options: 0/2–10Vdc voltage signal or 0/4–20mA analog current output
- One normally open (NO) Single Pole Single Throw (SPST) relay output for alarm or control integration
- Supply voltage: 24Vac/dc for compatibility with standard HVAC control systems
- Duct-mount design for direct installation into air handling ducts
- Operating temperature range: 32°F to 122°F (0°C to 50°C)
Applications
- Demand-controlled ventilation (DCV) in commercial buildings
- Building automation and energy management systems
- Air handling unit (AHU) duct monitoring
- Indoor air quality (IAQ) monitoring and control
- HVAC system integration via BAS/DDC controllers
Technical Specifications
- SKU / Part Number: C7232B1030
- Brand: Honeywell
- Sensing Technology: Non-Dispersive Infrared (NDIR)
- CO2 Measurement Range: 0–2000 PPM
- Analog Output: 0/2–10Vdc or 0/4–20mA
- Relay Output: One normally open SPST relay
- Supply Voltage: 24Vac/dc
- Mounting Type: Duct mount
- Operating Temperature: 32°F to 122°F (0°C to 50°C)
Why Choose the Honeywell C7232B1030?
The C7232B1030 combines reliable NDIR CO2 detection with flexible analog and relay outputs, giving HVAC engineers and controls technicians the versatility needed for a wide range of building automation projects. Its duct-mount form factor simplifies installation directly into supply or return air ducts, while its 24Vac/dc power supply ensures compatibility with virtually any commercial HVAC control panel. The included SPST relay output allows straightforward integration with alarm systems or direct equipment control without additional signal converters.
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