Client Protection
Dedicated Support
Genuine Products
Dwyer CDTV-2N4B4-LCD | Carbon Dioxide Transmitter | Integral LCD
The Dwyer CDTV-2N4B4-LCD is a carbon dioxide transmitter with accuracy CO₂: ±40 ppm + 3% of reading, display Integral LCD and approvals CE. Dwyer lists combination CO2 and VOC outputs lower material and labor costs., single beam dual wavelength NDIR CO2 sensor allows for usage in locations that may be used 24 hours a day. and there is a correlation between VOC emission and CO2 measurements. among its features.
- Accuracy: CO₂: ±40 ppm + 3% of reading
- Approvals: CE
- Enclosure Rating: IP20
- Maximum Operating Temperature: 32 to 122°F (0 to 50°C)
- Mounting: Wall mount (North American housing)
- Non-Linearity: CO₂: 16 ppm
- POWER CONSUMPTION: Average: 2 W Peak: 3.75 W
- Power: 16-35 VDC or 19-28 VAC
- Specifications
- Features
- Downloads
| Accuracy | CO₂: ±40 ppm + 3% of reading |
| Approvals | CE |
| Enclosure Rating | IP20 |
| Manufacturer | Dwyer Instruments |
| Maximum Operating Temperature | 32 to 122°F (0 to 50°C) |
| Mounting | Wall mount (North American housing) |
| Non-Linearity | CO₂: 16 ppm |
| Output | Current: 0-20 mA, 4-20 mA, 0-10 mA, or 2-10 mA (jumper selectable, max 500 Ω) Voltage: 0-10 VDC, 2-10 VDC, 0-5 VDC, or 1-5 VDC (jumper selectable, min 500 Ω) |
| POWER CONSUMPTION | Average: 2 W Peak: 3.75 W |
| Power | 16-35 VDC or 19-28 VAC |
| PRESSURE | Dependence: CO₂: 0.13% of reading per mm Hg |
| Range | CO₂: 0-2000 PPM VOC: 0-2000 ppm CO₂ equivalent |
| Range | Duct Air Velocity: 0-4000 FPM (20.32 m/s) |
| Response Time | CO₂: 2 minutes for 99% step change; VOC: 5 minutes |
| Sensor Type | CO₂: Single-beam, dual-wavelength NDIR; VOC: MEMS metal oxide semiconductor |
| Temperature | Dependence: ±8 ppm/°C at 1100 ppm |
| Temperature Sensor | 10 kΩ Type II thermistor |
| Temperature Limits | 32 to 122°F (0 to 50°C) |
| Display | Integral LCD |
| Type | Carbon Dioxide/Volatile Organic Compound Transmitter |
| Weight | 5.6 oz (158.8 g) |
| Part Number | CDTV-2N4B4-LCD |
- Combination CO2 and VOC outputs lower material and labor costs.
- Single beam dual wavelength NDIR CO2 sensor allows for usage in locations that may be used 24 hours a day.
- There is a correlation between VOC emission and CO2 measurements.
- Utilize ASHRE's occupancy-based VRP Algorithm for ventilation.
Related Products
Vaisala GMW90 Series | CO2, Temperature and Humidity Transmitter | CO2 + T + optional RH, Modbus RTU, 3-point CO2 calibration
Vaisala GMW90 Series | CO2, Temperature and Humidity Transmitter | CO2 + T + optional RH, Modbus RTU, 3-point CO2 calibration
Vaisala GMD110 | Duct CO2 Transmitter | ±40 ppm CO2, CARBOCAP, IP65
Vaisala GMD110 | Duct CO2 Transmitter | ±40 ppm CO2, CARBOCAP, IP65
Vaisala XMW85 Series | CO2, Humidity and Temperature Transmitter | CO2 + RH + T, ±3 %RH, Modbus RTU
Vaisala XMW85 Series | CO2, Humidity and Temperature Transmitter | CO2 + RH + T, ±3 %RH, Modbus RTU
Vaisala GMW80 Series | CO2, Humidity and Temperature Transmitter | CARBOCAP CO2, Up to 15 years stability, 8 models
Vaisala GMW80 Series | CO2, Humidity and Temperature Transmitter | CARBOCAP CO2, Up to 15 years stability, 8 models
Dwyer CMS300-FC | Carbon Dioxide Transmitter | 0-300 PPM, 4 to 122°F (-20 to 50°C)
Dwyer CMS300-FC | Carbon Dioxide Transmitter | 0-300 PPM, 4 to 122°F (-20 to 50°C)
Dwyer CMS300 | Carbon Dioxide Transmitter | 0-300 PPM, 4 to 122°F (-20 to 50°C)
Dwyer CMS300 | Carbon Dioxide Transmitter | 0-300 PPM, 4 to 122°F (-20 to 50°C)
Dwyer GSTC-N-LCD-FC | Carbon Dioxide Transmitter | Drift: <5% per year in air, CO: 1 PPM; NO₂: 0.1 PPM
Dwyer GSTC-N-LCD-FC | Carbon Dioxide Transmitter | Drift: <5% per year in air, CO: 1 PPM; NO₂: 0.1 PPM
Dwyer GSTC-N-LCD | Carbon Dioxide Transmitter | Drift: <5% per year in air, CO: 1 PPM; NO₂: 0.1 PPM
Dwyer GSTC-N-LCD | Carbon Dioxide Transmitter | Drift: <5% per year in air, CO: 1 PPM; NO₂: 0.1 PPM