Senva AQ2D-AD2AAAX : Duct Mount TotalSense Sensor, Selectable Outputs: 4-20 mA, 0-5 VDC, or 0-10 VDC, Dual Channel CO2, 2% RH Accurracy, No Display, Buy American Act Compliant, 7-Year Limited Warranty
The Senva AQ2D-AD2AAAX sensor precisely measures carbon dioxide (CO2) and relative humidity (RH) within air ducts. This sensor boasts:
- High Accuracy: Measures CO2 with ±30ppm + 3% of reading accuracy and RH with 2% accuracy.
- Wide Range: Detects CO2 levels from 0 to 10,000ppm (programmable) and RH from 0 to 85%.
- Selectable Outputs: Choose between 0-5V, 0-10V, or 4-20mA for seamless integration with building automation systems.
- Long-lasting Durability: Backed by a 7-year warranty, ensuring reliable performance for years to come.
Additional Features:
- Easy installation with duct mount design.
- Selectable relay type and polarity for flexible control.
- Temperature and pressure compensated for precise measurements.
- Compact and rugged enclosure for diverse environments.
- Meets Buy American Act and complies with CE and RoHS standards.
Ideal for applications requiring precise monitoring of CO2 and RH levels in air ducts, such as:
- Building ventilation systems
- Greenhouses and grow rooms
- Industrial facilities
- Indoor air quality monitoring
Specifications
| Power Supply | 16-30VDC/24VAC(1), 3.5W nominal, 4W max. |
| Analog Outputs | 0-5V, 0-10V, 4-20mA (switch selectable) |
| Relay Type | Solid-state output, 1A @ 30VAC/DC, N.O. |
| Relay Polarity | NO/NC (selectable) |
| CO2 |
|
| Type | Non-dispersive Infrared (NDIR) |
| Accuracy | ±(30ppm + 3% of reading) (400-2,000ppm), -10-50ºC, 0-85%RH ±(50ppm+ 5% of reading) (2,000-5,000ppm), -10-50ºC, 0-85%RH >5,000ppm consult factory |
| Resolution | 1 ppm |
| Range | 0-2,000 PPM (Default) (Programmable up to 10,000ppm) |
| Response time |
90 seconds to 90% reading |
| Response Rate | 1s |
| Temp and Pressure Compensation |
Yes, barometric pressure readable over comms |
| Relative Humidity | 2% models, +/-2% over 0 to 80%RH range |
| Enclosure | ABS Plastic / 4.0"h x 4.4"w x x2.1"d (+6.8" probe) |
| Compliance | CE, RoHS |
Datasheets
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Senva AQ2D TotalSense RH/CO2 TotalSense Duct |
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Senva AQ2D RH/CO2 Duct Installation |
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Senva AQ2D Display Navigation Guide TotalSense Series |
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Senva Made In USA Certificate 2023 |
- Sensor Type:
- Duct
- Output Signal:
- 4-20mA, 0-5 VDC, or 0-10 VDC
- CO2 Element:
- Yes
- Humidity Element:
- 2%
- VOC Element:
- None
- Temperature Element:
- None
- Display:
- No Display
- Supported Protocols:
- None
