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EE80室內型二氧化碳變送器

發布者:塞爾瑟斯   發布時間:2012-02-24   閱讀:3870

● 性價比高,外觀時尚。
● 容易安裝,長期穩定性高。
● 模擬輸出或開關輸出。
EE80系列建立了暖通空調領域CO2測量的新標準。CO2的測量采用紅外線工作原理,其特有的自動校準程序可對紅外源老化進行補償,從而保證了其卓越的長期穩定性。EE80提供模擬信號輸出。利用顯示器即時顯示實際測量的數據。另外增加了一個可調節開關點和開關滯后的開關輸出選項。

產品應用

樓宇自控 住宅及辦公樓 環境和通風控制 會議室 地下室

技術參數

測量原理                                                               非分散紅外線技術 (NDIR)
傳感器                                                                   sailsors單光源雙波長紅外系統
測量范圍                                                               0 ~ 2000ppm 0 ~ 5000ppm
                                                                              (在20°C (68°F和1013mbar時)
精度                                                                       0 ~ 2000ppm: < ± (50ppm +測量值的2% )
                                                                               0 ~ 5000ppm: < ± (50ppm +測量值的3% )
相應時間                                                               t63 <90秒
溫度系數                                                               2ppm CO2/°C
年漂移量                                                               20ppm / 年
取樣頻率                                                               4s (4秒)
                                                                               0 ~ 5V -1mA < IL < 1mA
模擬輸出0 - 2000/5000 ppm                            0 ~ 10V -1mA < IL < 1mA
                                                                               4 ~ 20mA RL < 500 Ohm

                                                                               最大開關電壓 50V AC / 60V DC
開關量輸出                                                           最大開關負載 1A (50V AC時) 1A (30V DC時)
                                                                               最小開關負責 1mA (5V DC時)
連接材質                                                               鍍金或鍍銀
供電電源                                                               24VAC ±20% 12 - 28VDC
峰值電流                                                              150mA 預熱時間視具體情況而定
額定功率                                                              < 3 W
預熱時間                                                              2) < 5 分鐘
工作溫度范圍和環境條件                                 -5...55°C 0...95% RH (不結露)
儲存溫度范圍和環境條件                                 -20...60°C 0...95% RH (不結露)
顯示標配全部帶顯示

產品選型

系列號
EE80
量程范圍
(2)0~2000ppm (5)0~5000ppm
輸出方式
(2)0~5V (3)0~10V (6)4~20mA (S)開關量輸出
選型舉例
EE80 2 3

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