H2 leak detector, leak detector

H2 leak detector, leak detection instrument in the history of the cattle resignation reason: The world is so big, I want to see! Yuan Fang, how do you see Shandong hydrogen leak alarm professional manufacturers, [TEL0531-88883686 13969050081 Contact: Money manager] hydrogen alarm is the latest product in accordance with national standards and technical requirements: GB16808-2008 production and development of Jinan Cheng Instrument Instrument Co., Ltd. specializing in the production of fixed, handheld, portable hydrogen leak detector, impure H2 will explode when ignited. But there is a limit, when the volume of air contained in the hydrogen mixing 4% -74.2% by volume, will ignite an explosion, the volume fraction range is called the explosion limit. Level alarm point hydrogen alarm: 25% LEL, a secondary alarm point: 50% LEL, the State Ministry of Public Security and fire departments certified and qualified products, products are sold: Shandong - Jiangsu - Jiangxi - Hebei - Henan - Zhejiang - Tianjin - Dalian - Xinjiang - Gansu - Sichuan - Guangdong - Guangxi - Anhui - Fujian - Hubei - Hunan - Chongqing - Yunnan - Ningxia - Inner Mongolia - Jilin - Shanghai - Guizhou - Shaanxi - Shanxi throughout the country, Features: ◆ high-speed cpu processor, can handle the task quickly and accurately, to ensure system reliability; ◆ LCD LCD screen can display the concentration detector, real-time status; ◆ use of digital signal transmission, high reliability; ◆ 2 sets of programmable relays, no source normally open, normally closed contact, contact capacity 240V / 7A; ◆ modular design for easy system maintenance; ◆ can achieve local control by the computer, the detector using state data can be stored permanently. Optional accessories: ◆ Ryan dedicated backup power conversion system; ◆ linkage control module. Technical parameters: ◆ the RBT-6000-F, RBT-6000-FR-point type gas detector supporting the use of; ◆ Working voltage: AC220V ± 10%; ◆ Operating temperature: -20 ℃ ~ 60 ℃; ◆ Humidity: ≤95 % RH ◆ LCD LCD screen display:% LEL / ppm / VOL% ◆ alarm system: sound and light alarm ◆ Alarm volume: ≥75dB ◆ Transmission distance: ≤1200m ◆ Volume: 340mm (L) × 240mm (W) × 80mm (H ) Jinan Cheng Instrument Co., Ltd. Contact: Money Manager Tel: 0531-88883686 Mobile: 13969050081 Fax: 0531-82687792 Website: http: //www.sdzcyb.com mail: 1276894676@qq.com QQ: 1276894676 For factory future security risks must put an end, in-licensing alarm, you deserve! H2 leak detector, leak detector