气体类型 | 量程 | 低报警设置范围 | 高报警设置范围 | 低报警点 | 高报警点 | TWA报警 | S报警 | 测量误差 | 响应时间 |
CH4(瓦斯/甲烷) | 0~4.00%CH4 | 0.5%CH4~4.00%CH4 | | 1.00%CH4 | 2.00%CH4 | | | ±0.10%CH4 | T90<20s |
H2S(硫化氢) | 0~100ppm | 1ppm~30ppm可调 | | 10ppm | 20ppm | 10ppm | 15ppm | ±3ppm | T90<45s |
CO(一氧化碳) | 0~1000ppm | 5ppm~500ppm可调 | | 24ppm | 200ppm | 35ppm | 200ppm | ±(1.5±2.0%真值) | T90<60s |
O2(氧气) | 0~30%vol | 5%vol~20%vol可调 | 22%vol~24%vol | 18%vol | 23.5%vol | | | ≤±3.0%F.S | T90<20s |