特性指标正常检测范围                      0-50 ppm灵敏度                               0.37± 0.07 μA/ppm底电流（20oC）                < ±0.4 μA基线漂移(-20 ~ 50oC)       相当于0 ~ 0.5ppm H2S分辨率                               0.25 ppm响应时间(T90)                    ≤30 秒线性度                                线性长期稳定性                         <2% 信号值/月工作条件工作温度                           -20 ~ 50oC工作湿度                           15 ~ 90%RH （无冷凝）工作压力                           91 ~ 111 kPa偏压                                 0 mV储存时间                           6 个月（RAE专用包装盒中）储存温度                           0 ~ 20oC使用寿命                           2年质保期                              交货后12 个月