CDX系列二氧化碳傳感器是一種低成本、高性能的二氧化碳傳感器。 該產(chǎn)品通過與樓宇自動化系統(tǒng)協(xié)同工作，讓用戶毫不費力地有效控制進入?yún)^(qū)域的新鮮空氣，從而提供即時的節(jié)能效果。 使用CO2傳感器的按需通風(fēng)可以在保持室內(nèi)空氣質(zhì)量的同時防止過度通風(fēng)造成的能量損失。 該系列CDX變送器采用了的自動背景校準(ABC)邏輯自校準系統(tǒng)。 ABC邏輯實際上消除了在室內(nèi)二氧化碳水平在空閑期間下降到室外水平的手動校準的需要。
Range:0 to 2000 PPM.
Accuracy:
±30 PPM or 3% of reading, whichever is higher. CO2 accuracy statement excludes standard gas used for calibration that has an accuracy of 2% and there is a potential digital to analog error of up to 1%.
Temperature Dependence:0.2% FS per °C (± 0.11% per °F).
Stability:< 2% of FS over life of sensor (15 years).
Pressure Dependence:.135% of reading per mm of Hg.
Response Time:5 s.
Warm Up Time:< 2 min (operational), 10 min (max. accuracy).
Temperature Limits::Operating: 32 to 122°F (0 to 50°C); Storage: -40 to 158°F (-40 to 70°C).
Humidity Limits:0 to 95% relative humidity, non-condensing.
Power Requirements:18 to 30 VAC RMS, 50/60 Hz, or 18 to 42 VDC, polarity protected.
Power Consumption:.7 W @ nominal voltage of 24 VAC RMS.
Sensor:Non-dispersive infrared (NDIR) absorption.
Output:Analog, 0 to 5 V or 0 to 10 V jumper selectable (100 Ω output impedance), 4 to 20 mA (RL maximum 500 Ω).
Housing:Flammability classification UL94 5VA.
Weight:European Housing: 5.44 oz (154 g); North American Housing: 6.24 oz (177 g).
Agency Approvals:CE, RoHS.
| Model | Description |
|---|---|
| CDX-2E10 | CO2 Ventilation Controller With Current Wiring, European Housing |
| CDX-2E20 | CO2 Ventilation Controller With Voltage Wiring, European Housing |
| CDX-2W10 | CO2 Ventilation Controller With Current Wiring, North American Housing |
| CDX-2W20 | CO2 Ventilation Controller With Voltage Wiring, North American Housing |
