检测对象检测范围分辨率适用仪器CO 0-500ppm 1ppmpgm-35、pgm-7800CO 0-1000ppm 1ppm pgm-35H2S 0-100ppm 1ppmpgm-35、pgm-7800SO2 0-20ppm 0.1ppm pgm-35、pgm-7800NO 0-250ppm 1ppm pgm-35、pgm-7800NO2 0-20ppm 0.1ppm pgm-35、pgm-7800CL2 0-10ppm 0.1ppm pgm-35、pgm-7800HCN 0-100ppm 1ppm pgm-35、pgm-7800PH30-5ppm 0.1pmm pgm-35、pgm-7800NH3 0-50ppm 1ppm pgm-35、pgm-7800O2 0-30% 0.1% pgm-36、pgm-7800LEL (可燃性气体) 0-100%LEL 1%LEL pgm-37、pgm-7800VOL 0-100%VOL 1%VOL pgm-7800VOCS 0-200ppm 1ppb pgm-7240