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EE80室内型二氧化碳变送器

发布者:塞尔瑟斯   发布时间:2012-02-24   阅读:3270

● 性价比高,外观时尚。
● 容易安装,长期稳定性高。
● 模拟输出或开关输出。
EE80系列建立了暖通空调领域CO2测量的新标准。CO2的测量采用红外线工作原理,其特有的自动校准程序可对红外源老化进行补偿,从而保证了其卓越的长期稳定性。EE80提供模拟信号输出。利用显示器即时显示实际测量的数据。另外增加了一个可调节开关点和开关滞后的开关输出选项。

产品应用

楼宇自控 住宅及办公楼 环境和通风控制 会议室 地下室

技术参数

测量原理                                                               非分散红外线技术 (NDIR)
传感器                                                                   sailsors单光源双波长红外系统
测量范围                                                               0 ~ 2000ppm 0 ~ 5000ppm
                                                                              (在20°C (68°F和1013mbar时)
精度                                                                       0 ~ 2000ppm: < ± (50ppm +测量值的2% )
                                                                               0 ~ 5000ppm: < ± (50ppm +测量值的3% )
相应时间                                                               t63 <90秒
温度系数                                                               2ppm CO2/°C
年漂移量                                                               20ppm / 年
取样频率                                                               4s (4秒)
                                                                               0 ~ 5V -1mA < IL < 1mA
模拟输出0 - 2000/5000 ppm                            0 ~ 10V -1mA < IL < 1mA
                                                                               4 ~ 20mA RL < 500 Ohm

                                                                               最大开关电压 50V AC / 60V DC
开关量输出                                                           最大开关负载 1A (50V AC时) 1A (30V DC时)
                                                                               最小开关负责 1mA (5V DC时)
连接材质                                                               镀金或镀银
供电电源                                                               24VAC ±20% 12 - 28VDC
峰值电流                                                              150mA 预热时间视具体情况而定
额定功率                                                              < 3 W
预热时间                                                              2) < 5 分钟
工作温度范围和环境条件                                 -5...55°C 0...95% RH (不结露)
储存温度范围和环境条件                                 -20...60°C 0...95% RH (不结露)
显示标配全部带显示

产品选型

系列号
EE80
量程范围
(2)0~2000ppm (5)0~5000ppm
输出方式
(2)0~5V (3)0~10V (6)4~20mA (S)开关量输出
选型举例
EE80 2 3