CJR100/5G infrared methane carbon dioxide measuring infrared methane explosion CJR100/5G infrared methane carbon dioxide measuring device measuring device, made of imported high combo non-dispersive infrared sensor, OLED display, microcomputer digital technology, can continuously detect the presence of flammable, explosive, flammable gas mixture CH4 and CO2, the ambient temperature can be displayed simultaneously, clock and power. infrared methane carbon dioxide measuring device, made of imported high combo non-dispersive infrared sensor, OLED display, microcomputer digital technology, continuous detection the presence of flammable, explosive, flammable gas mixture CH4 and CO2, the ambient temperature can be displayed simultaneously, clock and power. With data storage, voltage alarm, alarm sound and light gauge, quick response, high precision, small size and light weight. Item Specification methane measuring range (0 ~ 100)% CH4 CO measurement range (0 ~ 5)% CO2 Temperature measurement range (-10 +85) ℃ ± 0.5 ℃ time display accurate date when the storage capacity of 420 group record response time ≤ 30s Alarm intermittent audible alarm sound level intensity ≥ 80dB probe life ≥ 5 years working time> 12 hours (per charge) proof mark Exibl Dimensions 105 × 55 × 27.5mm Weight 0.14kg single charger Jining equipment City Branch Qing Mining Equipment Co., Ltd. Contact: Lv