| 型号 | 量程 | TWA报警 | STEL报警 | 低报警 | 高报警 | BX172-CH4 | 0-100%LEL | — | — | 20%LEL | 50%LEL | BX172-CH4 | 0-100%vol | — | — | 20%vol | 50%vol | BX172-C3H8 | 0-100%LEL | — | — | 20%LEL | 50%LEL | BX172-H2 | 0-100%LEL | — | — | 20%LEL | 50%LEL | BX172-H2S | 0-100ppm | 10ppm | 15ppm | 10ppm | 15ppm | BX172-CO | 0-1000ppm | 35ppm | 200ppm | 35ppm | 200ppm | BX172-O2 | 0-30%vol | — | — | 19.5%vol | 23.5%vol | BX172-H2 | 0-1000ppm | — | — | 35ppm | 250ppm | 型号 | 低报警允许设置范围 | 高报警允许设置范围 | BX172-CH4 | 10%LEL~25%LEL | 25%LEL~80%LEL | BX172-CH4 | 10%vol~25%vol | 25%vol~80%vol | BX172-C3H8 | 10%LEL~25%LEL | 25%LEL~80%LEL | BX172-H2 | 10%LEL~25%LEL | 25%LEL~80%LEL | BX172-H2S | 5ppm~15ppm | 15ppm~30ppm | BX172-CO | 25ppm~100ppm | 100ppm~500ppm | BX172-O2 | 16%vol~19.5%vol | 22.5%vol~24%vol | BX172-H2 | 20ppm~150ppm | 150ppm~500ppm |
|