Wuhan portable methanol leak detector spring selling company with a number of research institutions successfully developed a new generation of high-tech electronic products, the product is designed and manufactured strictly in accordance with the GB15322-2003 combustible gas detector technical requirements and test methods, standards, and through the inspection of the Fire product quality supervision departments, Contact Manager Liu 0531-58669819 15269173085] single-chip micro-computer controller to do the signal processing agency, gas detection element is used to import the special sensors, with high sensitivity, work stable, long life, low power consumption advantages. Portable combustible gas detector technical indicators. Detection principle: catalytic combustion. Sampling methods: diffusion. Detection gas: combustible gas measuring range :0-100% LEL 5. Precision: ± 5% FS 6. Alarm mode: digital voice reminding 7 Alarm sound: ≥ 80Db 8 Warm-up time: 20S 9. response time: ≤ 30s 10. recovery time: ≤ 60s 11 resolution: 1LEL/1PPM 12. security level: Exd Ⅱ Ct3 13 proof: Intrinsic safety 14. Operating temperature: -20-60 ℃ 15 Operating Humidity: ≤ 95% RH non-condensing 16. charging voltage: 3.6V 17 Charging time: about 105mA 18 continuous working time: ≥ 8h 19. appearance: 120mm * 38mm * 68mm 20. Battery capacity: 1800mAH 21 Weight: 3.6V lithium battery about after-sales service of portable gas detector, weighing 120 grams: one year warranty and lifetime maintenance Wuhan portable leak detector detection: natural gas - liquefied petroleum gas - coal and gas - hydrogen - acetylene - carbon monoxide - hydrogen sulphide - chlorine - bromine gas - sulfur dioxide - ammonia - Gas - toluene - methane - methyl chloride - methanol - ethanol - liquid ammonia - liquid chlorine - carbon dioxide - oxygen - alcohol - benzene - xylene - Gasoline - Diesel - paints - solvent oil - ether and other flammable toxic and harmful gases. Combustible gas alarm products are sold: Shandong - Jiangsu - Jiangxi - Hebei - Henan - Zhejiang - Liaoning - Tianjin - Dalian - Xinjiang - Gansu - Sichuan - Guangdong - Guangxi - Anhui - Fujian - Hubei - Hunan - Chongqing - Yunnan - Ningxia - Inner Mongolia - Jilin - Shanghai - Guizhou - Shaanxi - Shanxi across the country, lightweight and refined products, easy to carry, accurate and sensitive, core components imported Sensor. My company specializes in the design of a product for our customers, passed fire inspection, to better protect customers' personal and property safety, economical and convenient to use. Product one year warranty and lifetime maintenance, customers can be assured we would be glad for you to lift your doubt.