<s id="loca1"></s>
      1. <dfn id="loca1"><ruby id="loca1"></ruby></dfn>
      2. <object id="loca1"><option id="loca1"></option></object>

        <nobr id="loca1"></nobr>
        1. 產品列表PRODUCTS LIST

          聯系信息

          • 電話:
            029-86698996
          • 手機:
            13891958005
          • 傳真:
            029-86691326
          首頁 > 新聞中心 > Dwyer掛墻式二氧化碳變送器CDX
          Dwyer掛墻式二氧化碳變送器CDX
          點擊次數:457 發布時間:2020/4/8 9:51:26

          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。   該產品通過與樓宇自動化系統協同工作,讓用戶毫不費力地有效控制進入區域的新鮮空氣,從而提供即時的節能效果。   使用CO2傳感器的按需通風可以在保持室內空氣質量的同時防止過度通風造成的能量損失。   該系列CDX變送器采用了專利的自動背景校準(ABC)邏輯自校準系統。   ABC邏輯實際上消除了在室內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.

          在線客服
          暖暖在线观看免费高清下载