Dwyer CDTR-2E4A4

CDTR-2E4A4 CO2 XMTR 2000PPM

Carbon Dioxide/Temperature/Humidity, Wall Mount, universal current/voltage output, 10 kΩ Type III Thermistor Temperature Output, European Housing.

Attributes

|-----------|-------| | Accuracy | ±40 PPM + 3% of reading (CO2); ±2% (RH). | | Commodity Code | 0605 | | Compliance | CE. | | Duct Air Velocity Range | 0-4000 FPM (20.32 m/s). | | Enclosure Rating | Duct mount: NEMA 4X (IP66) for housing only; Wall mount: IP20. | | Humidity Limit | 10 to 95% RH (non-condensing). | | Non Linearity | 16 PPM. | | Output | Current: 4 to 20 mA (max 500 Ω); Voltage: 0 to 5 VDC or 0 to 10 VDC (min 500 Ω); Relay: SPST NO 2A @ 30 VDC; RTD or thermistor per r-t curves (depending on model). | | Power Consumption | Average: 2 watts; Peak: 3.75 watts. | | Power Requirement | 16 to 35 VDC / 19 to 28 VAC. | | Pressure Dependence | 0.13% of reading per mm of Hg. | | Range | CO2: 0 to 2000 or 0 to 5000 PPM (depending on model); Relative humidity: 0 to 100% ; Temperature: 32 to 122°F (0 to 50°C). | | Response Time | 2 minutes for 99% step change. | | Sensor | Single-beam, dual-wavelength NDIR. | | Temperature Dependence | ±8 ppm/ °C at 1100 PPM. |