Ultra-high sound alarm Ningbo portable oxygen leak detector, flashing LED light beam and a built-in vibrator can issue hazard warnings to the user, easy-to-read extra large display with built-in backlight, you can ensure that in low-light situations The following data is read. Portable oxygen concentration detector GAXT-X, 3-volt camera battery is easy to replace the sustainable use of up to 2 years. Ningbo, portable oxygen leak detector [Lyla (0531-58669819 15269173085) For further information, please call my company] high sensitivity, wide detection range. Oxygen leak alarm electronic circuits using advanced microcomputer technology, all-digital signal processing, the operation is simple, intuitive; sensor or transmission line failure will automatically detect and fault alarm concentration alarm status can be automatically stored, oxygen leak alarm using principal prepare dual power, to ensure the continuity of the work. The oxygen leak alarm machine state is stable and reliable, low power consumption. Concentration of oxygen leak detector parameters: sampling methods: diffusion-detection range: 0-100% LEL accuracy: ± 5% (FS) Alarm volume: ≥ 80dB Response time: ≤ 30s recovery time: ≤ 60s proof grade: Exd Ⅱ CT3 alarm point : Low reported 25% LEL high reported 50% LEL Power: NI-MH 4.8V 1300mAhr rechargeable battery indicator mode: 3 LED digital display with status indication of the use of the environment: temperature -40 ℃ ~ 70 ℃ Humidity <90% RH no condensation Dimensions: 120mm * 38mm * 68mm high-speed CPU processor, fast and accurate processing system tasks, to ensure the reliability of the detector using imported gas sensors, high precision, reliability, response, and recovery time fast. gas selectivity and anti-interference ability LCD display, real-time display of gas concentration, LCD organic light-emitting screen, shock resistance good small size, light weight, low power consumption, easy to carry high-performance lithium battery, long working hours, charge protection and low voltage protection at the same time, ensure that the battery is more reliable and longer life fast preheat, the response time of rapid extension tube design, no dead ends Ningbo portable oxygen leak detector oxygen leak gas detection alarm certificate is complete, the Ministry of Public Security sold throughout the country and the type approval certificate issued by the Fire Department, explosion-proof certification, ISO-9000 certification, the oxygen concentration alarm, 10 years of production experience and high-end research team walks of life manufacturers trusted products, willing the general Consumers come to purchase the oxygen concentration alarm.